Document Outline

• Sine Wave Plus Inverter/Charger
  • SW Plus 2524
  • SW Plus 2548
  • SW Plus 4024
  • SW Plus 4048
  • SW Plus 5548
• About This Manual
  • Purpose
  • Scope
  • Audience
  • Organization
  • Conventions Used
    • CAUTION
  • Related Information
  • Important Safety Instructions
    • 1. Before using the inverter, read all instructions and cautionary markings on the unit, the batt...
    • 2. Use only attachments recommended or sold by the manufacturer. Doing otherwise may result in a ...
    • 3. The inverter is designed to be permanently connected to your AC and DC electrical systems. Xan...
    • 4. To avoid a risk of fire and electric shock, make sure that existing wiring is in good conditio...
    • 5. Do not operate the inverter if it has been damaged in any way. If the unit is damaged, see the...
    • 6. This unit does not have any user-serviceable parts. Do not disassemble the inverter. See “How ...
    • 7. To reduce the risk of electrical shock, disconnect both AC and DC power from the inverter befo...
    • 8. The inverter must be provided with an equipment-grounding conductor connected to the AC input ...
    • 9. Do not expose this unit to rain, snow, or liquids of any type. This product is designed for in...
    • 10. To reduce the chance of short-circuits, always use insulated tools when installing or working...
    • 11. Remove all jewelry while installing this system. This will greatly reduce the chance of accid...
  • Explosive gas precautions
    • 1. Working in the vicinity of lead acid batteries is dangerous. Batteries generate explosive gase...
    • 2. To reduce the risk of battery explosion, follow these instructions and those published by the ...
  • FCC Information to the User
• Contents
• Figures
• Tables
  • 1
    • Introduction
    • Basic Features
      • Figure 1-1 The Sine Wave Plus
      • Front Panel
        • Figure 1-2 The Front Side of the Sine Wave Plus
      • AC Side
        • Figure 1-3 The AC side of the Sine Wave Plus
        • Emergency Power Off (EPO) Option
        • Certification Label
          • Figure 1-4 Certification Label
      • DC Side
        • Figure 1-5 The DC side of the Sine Wave Plus
        • Battery Temperature Sensor (BTS)
          • Figure 1-6 Battery Temperature Sensor (BTS)
      • Top
        • Figure 1-7 External Output Circuit Breaker
  • 2
    • System Configuration
    • Pre-Configuration Planning
      • Importance
      • Types of Applications
        • Important:
        • Important:
      • System Considerations
        • System output
        • System input
        • Location
        • Grounding
        • Battery
        • Wiring
        • Generator
          • Important:
        • Additional equipment
      • System Output Requirements
        • Determination
        • More information
      • System Input Requirements
        • Determination
        • More information
      • Location Considerations
        • Dry
        • Avoid saltwater
        • Close to battery bank
          • CAUTION : Damage to Inverter
        • RFI Interference
        • Electromagnetic Interference
        • Fire Safety
        • Mounting Considerations
          • Method
          • Securing
        • Ventilation Requirements
          • Location
          • Requirements
          • Airflow clearance
          • Screening
      • Grounding Considerations
        • Types
          • Important:
        • DC System Grounding
          • Systems
            • Positive ground
            • Negative ground
          • Convention
            • Important:
        • Inverter Grounding
          • Requirement
          • Conductor size
            • Table 2-1 Recommended Minimum Safety Ground Wire and DCDisconnect SizesperNEC
        • Equipment or Chassis Grounding
        • Grounding Electrodes/Ground Rods
          • Purpose
          • Size
          • Number of rods
            • Important:
        • Bonding the Grounding System
          • Definition
          • Bonding locations
            • Residential systems
            • Renewable energy systems
          • Bonding at one point
          • Guidelines
            • Generator
            • Utility grid
            • No utility or generator
      • Battery Considerations
        • CAUTION : Damage to Equipment
        • Accessibility
        • Vented enclosures
          • Important:
        • Enclosure requirements
        • More information
        • Battery Bank Requirements
          • Determining requirements
        • Battery Cable Requirements
          • Important:
          • Size and length
          • Important recommendation
            • Important:
              • Figure 2-1 AWG Wire Size Reference Chart
          • Battery cable length
          • Battery cable lugs
          • Overcurrent protection
            • Table 2-2 Recommendced Battery Cable Size Versus Length
          • Xantrex DC175 and DC250
            • Table 2-3 Battery Cable to Maximum Breaker/Fuse Size
          • Fuse Block (TFB)
            • Important:
        • Battery Requirements for Dual Inverter Systems
          • Dual inverters (not stacked)
          • Series stacked
          • Shunts near the inverter
          • Jumpers
          • Shunts near the batteries
          • DC disconnects
          • Bonding Jumpers
            • Figure 2-2 Sample Warning Sticker for Backfeed Conditions
          • DC disconnects and overcurrent devices
        • Battery Temperature
          • Cold temperatures
          • Hot temperatures
          • Battery temperature sensor
      • Wiring Considerations
        • Important:
        • Conduit boxes
        • Main AC distribution panel (utility fed)
        • Generator disconnect switch
        • Subpanel/Inverter Panel
        • Fuses and/or DC disconnects
        • Wire size for AC connections
        • Wiring scenarios
          • Important:
      • Generator Considerations
        • Important:
        • Purpose
        • Stable Voltage
        • Types of Generators
          • AC Generators
          • DC Generators
          • Output Requirements
        • Generator start types
          • Starting types
          • Manual-start and electric-start generators
          • Auto-start generators
            • Important:
          • Starting requirements
    • Additional/Optional Equipment Considerations
      • Important:
      • AC Conduit Box (ACCB)
        • Figure 2-3 AC Conduit Box
      • DC Conduit Box (DCCB)
        • Figure 2-4 DC Conduit Box
        • Figure 2-5 Sine Wave Plus with AC and DC Conduit Boxes Installed
        • Fuse Block
          • Figure 2-6 Fuse Blocks
      • DC Disconnect Boxes (DC175/DC250)
      • Battery Status Meter (TM500A)
        • Figure 2-7 DC250 Disconnect Box and TM500A Battery Status Meter
      • Remote Monitors
        • Figure 2-8 Accessories for Remote Monitoring
        • CAUTION : Damage to Equipment
        • Inverter Control Module (ICM)
          • Figure 2-9 Inverter Control Module
        • Inverter Communications Adapter (ICA)
          • Figure 2-10 Inverter Communications Adapter
          • CAUTION : Damage to PC
      • Generator Start Module (GSM)
        • Figure 2-11 Generator Start Module
      • Auxiliary Load Module (ALM)
        • Figure 2-12 Auxiliary Load Module
      • 240 Vac Application Requirements
      • Autotransformer for 240 VAC Applications (T240)
        • Figure 2-13 T240 Autotransformer
      • Inverter Stacking Control – Series (ISC-S) Cable
        • Figure 2-14 ISC-S Cable
      • Renewable Energy DC Input Sources
        • Important:
        • Important:
        • Charge controller
        • Diversion load control
          • Figure 2-15 Xantrex C-Series Charge Controllers
        • PVGFP
          • Figure 2-16 PV Ground Fault Protection (PVGFP)
    • Off-Grid Applications
      • Renewable Energy Systems with/without Generator Backup
        • Single-Inverter Configurations (120 Vac)
        • Single-Inverter Configurations (120/240 Vac)
          • 1. Always refer to your local electric codes for proper wiring instructions.
          • 2. For purposes of this illustration, the ground for the AC generator is run through the inverter.
          • 3. Separate grounding runs are shown in this illustration to demonstrate a single point ground.
          • 4. If using a PC to monitor the system, the Xantrex ICA is required. If using a PC to monitor fro...
          • 5. Ensure all the DC negatives in the system are bonded to earth ground in only one place (single...
          • 6. If this is not a separately derived system (per the NEC), the AC neutrals should be bonded to ...
          • Figure 2-17 Off-Grid Application – Renewable Energy System using a Single Inverter
        • Dual-Inverter Configurations (240 Vac)
          • 1. Always refer to your local electric codes for proper wiring instructions.
          • 2. For purposes of this illustration, the ground for the AC generator is run through the inverter.
          • 3. Separate grounding runs are shown in this illustration to demonstrate a single point ground.
          • 4. If using a PC to monitor the system, the Xantrex ICA is required. If using a PC to monitor fro...
          • 5. Ensure all the DC negatives in the system are bonded to earth ground in only one place (single...
          • 6. If this is not a separately derived system (per the NEC), the AC neutrals should be bonded to ...
          • Figure 2-18 Off-Grid Application – Renewable Energy System using Dual Inverters
      • Generator-Only Systems
        • Single-Inverter Configurations
          • 1. Always refer to your local electric codes for proper wiring instructions.
          • 2. For purposes of this illustration, the ground for the AC generator is run through the inverter.
          • 3. Separate grounding runs are shown in this illustration to demonstrate a single point ground.
          • 4. If using a PC to monitor the system, the Xantrex ICA is required. If using a PC to monitor fro...
          • 5. Ensure all the DC negatives in the system are bonded to earth ground in only one place (single...
          • 6. If this is not a separately derived system (per the NEC), the AC neutrals should be bonded to ...
          • Figure 2-19 Off Grid Application - Generator-only System using a Single Inverter
        • Dual-Inverter Configurations
        • 240 Vac-only Input Source
          • Important:
          • 1. Always refer to your local electric codes for proper wiring instructions.
          • 2. For purposes of this illustration, the ground for the AC generator is run through the inverter.
          • 3. Separate grounding runs are shown in this illustration to demonstrate a single point ground.
          • 4. If using a PC to monitor the system, the Xantrex ICA is required. If using a PC to monitor fro...
          • 5. Ensure all the DC negatives in the system are bonded to earth ground in only one place (single...
          • 6. If this is not a separately derived system (per the NEC), the AC neutrals should be bonded to ...
          • Figure 2-20 Off Grid Application – Generator-only System using Dual Inverters, Series-stacked
    • On-Grid Applications
      • Backup Systems
        • Renewable Energy Backup (BX Mode)
        • Utility Backup (SB Mode)
        • Single-Inverter Configurations (120 Vac)
        • Single-Inverter Configurations (240 Vac)
          • 1. Always refer to your local electric codes for proper wiring instructions.
          • 2. For purposes of this illustration, the ground for the AC generator is run through the inverter.
          • 3. Separate grounding runs are shown in this illustration to demonstrate a single point ground.
          • 4. If using a PC to monitor the system, the Xantrex ICA is required. If using a PC to monitor fro...
          • 5. Ensure all the DC negatives in the system are bonded to earth ground in only one place (single...
          • 6. If this is not a separately derived system (per the NEC), the AC neutrals should be bonded to ...
          • Figure 2-21 On-Grid Application – Backup System using a Single Inverter
        • Dual-Inverter Configurations (240 Vac)
          • 1. Always refer to your local electric codes for proper wiring instructions.
          • 2. For purposes of this illustration, the ground for the AC generator is run through the inverter.
          • 3. Separate grounding runs are shown in this illustration to demonstrate a single point ground.
          • 4. If using a PC to monitor the system, the Xantrex ICA is required. If using a PC to monitor fro...
          • 5. Ensure all the DC negatives in the system are bonded to earth ground in only one place (single...
          • 6. If this is not a separately derived system (per the NEC), the AC neutrals should be bonded to ...
          • Figure 2-22 On-Grid Application – Backup System using Dual Inverters, Series-stacked
      • Energy Management
        • RE Backup with Utility (SB Mode)
        • Peak Load Management
        • Time-of-Use (TOU) Metering
          • Figure 2-23 Time-of-Use Metering
        • AC Load Support
          • Figure 2-24 AC Support Mode
        • Renewable Energy with Grid Backup (BX Mode)
  • 3
    • Installation
    • Pre-Installation
      • Important:
      • Important:
      • Tools Required
      • Hardware / Materials Required
      • Optional System Accessories
      • Battery Bank Preparation
        • Important:
        • Prepare the battery bank as follows:
          • 1. Determine the type of batteries to be used.
          • 2. Determine the appropriate battery bank size and battery configuration.
          • 3. Determine the correct size of battery cables to use.
          • 4. Determine the correct size of DC breaker/fuse to use.
          • 5. Color code the cables with tape or heat shrink tubing. The standard colors for DC cables are r...
            • Important:
      • Unpacking and Inspecting the Inverter
        • Before installing your Sine Wave Plus Inverter/Charger, perform the following.
          • Figure 3-1 Certification Label Location
          • Important:
        • Figure 3-2 Serial Number Sticker and Knockout Locations and Sizes
      • Knockout Preparation
        • Important:
      • Mounting
        • Shelf-Mounting
          • To mount the Sine Wave Plus on a shelf, follow the instructions below.
            • 1. Ensure that the desired shelf location is strong enough to support the inverter weight and all...
            • 2. Drill mounting holes in the shelf by one of the following methods. Be sure to use all of the i...
              • a) Using the measurements from Figure 3-3 drill out the mounting hole locations for the inverter.
              • b) Create a cardboard template by tracing around the inverter and marking the mounting holes and ...
            • 3. With assistance, lift the inverter into position and install it onto the shelf, using appropri...
          • Figure 3-3 Dimensional Drawing
        • Wall-Mounting
          • Wall Mounting using 2x4’s
            • To mount the Sine Wave Plus on a wall, follow the instructions below.
              • 1. Locate the studs and mark their location on the wall.
              • 2. Measure the desired height from the floor for the inverter to be mounted. The height should pl...
              • 3. Using a level, run a horizontal line. The length of the line must span at least 3 studs.
              • 4. Place a pre-cut 2x4 on the marked location and drill pilot holes through the 2x4’s and studs.
              • 5. Secure the 2x4 with #10 wood screws (length to penetrate 1º inches or more into the studs).
              • 6. Repeat the procedure for the remaining 2x4 (paint the 2x4’s, if desired, to match the surr...
              • 7. Drill mounting holes in the 2x4 mounting rails by one of the following methods. Be sure to u...
                • a) Using the measurements from Figure 3-3 drill out the mounting hole locations for the inverter.
                • b) Create a cardboard template by tracing around the inverter and marking the mounting holes and ...
              • 8. Ensure that the 2x4’s are securely fastened to the wall before mounting the inverter to them.
              • 9. With assistance, lift the inverter into position and install it onto the 2x4’s using ¹ x 1º-...
          • Figure 3-4 Wall-Mounting Method using 2x4’s
            • Wall Mounting using Plywood
              • 1. Drill the mounting holes in the plywood sheet by one of the following methods. Be sure to use ...
                • a) Using the measurements from Figure 3-3 drill out the mounting hole locations for the inverter.
                • b) Create a cardboard template by tracing around the inverter and marking the mounting holes and ...
              • 2. Ensure the plywood is securely fastened to the wall before mounting the inverter on it.
              • 3. With assistance, lift the inverter into position and install it onto the plywood using ¹ x ¹-i...
          • Figure 3-5 Wall Mounting using Plywood
    • DC Wiring
      • Preparing the Battery Bank
      • Grounding the DC System
        • Figure 3-6 Chassis Ground Lug Location on Inverter DC End
        • Single Inverter
          • To ground a single inverter:
            • 1. Connect the ground bond in the DC disconnect to the primary grounding electrode, in accordance...
            • 2. Connect the NEGATIVE (–) terminal of the battery bank to the ground bond inside the DC disconn...
            • 3. Connect an appropriately sized GROUND wire from the Chassis Bonding Lug on the inverter DC end...
              • Figure 3-7 DC Grounding of a Single Inverter
        • Dual Inverters
          • To ground a dual-inverter configuration:
            • 1. Connect the ground bond in the DC disconnect between the inverters and the batteries to the pr...
            • 2. Connect the NEGATIVE (–) terminal of the battery bank to the ground bond inside the DC disconn...
            • 3. Connect an appropriately sized GROUND wire from the Chassis Bonding Lug on the L1 inverter DC ...
            • 4. Connect a second appropriately sized GROUND wire from the Chassis Bonding Lug on the L2 invert...
              • Figure 3-8 DC Grounding of Dual Inverters
      • Connecting DC Input Sources – Renewable Energy Configurations
      • Installing the Battery Temperature Sensor (BTS)
        • To install the BTS, follow the steps below.
          • 1. Run the BTS wire in the DC conduit (if used) and route the RJ11 connector end (via one of the ...
          • 2. Secure the sensor to one of the batteries located in the center of the battery pack.
          • 3. If other devices are using battery temperature sensors, place all of them on the same battery ...
        • Figure 3-9 BTS (RJ11) Port Location and Installation
      • Connecting the Batteries to the Inverter
        • Figure 3-10 DC Terminal Connections on the Inverter
        • Figure 3-11 Battery Cable Connection
        • CAUTION : Damage to Equipment
          • Figure 3-12 Battery Terminal Covers and Associated Hardware
        • Procedure for Single Inverter Systems
          • Use the following procedure to connect the battery (or battery bank) to the inverter.
            • 1. Connect POSITIVE cables:
              • a) Connect one cable from the battery POSITIVE terminal to a circuit breaker in the DC disconnect...
              • b) Connect another cable from the other side of the same circuit breaker to the inverter’s POSITI...
            • 2. Connect a NEGATIVE cables:
              • a) Connect one cable from the battery NEGATIVE terminal (torque to manufacturer’s recommendations...
              • b) Connect another cable from the ground bond to the inverter’s NEGATIVE(–) terminal.
            • 3. Ensure the correct polarity of the cables with a DC voltmeter (DVM).
            • 4. Use an insulated 1/2-inch wrench or socket to tighten the 5/16 SAE nuts to 10-15 foot/lb for e...
            • 5. Apply antioxidant paste to the battery terminals, if desired.
            • 6. Install the battery terminal covers (if used)—red for positive, black for negative—over the in...
          • Figure 3-13 DC Connections to a Single Inverter
        • Procedure for Dual-Inverter Systems
          • Use the following procedure to connect the battery (or battery bank) to the inverters.
            • 1. Connect POSITIVE cables:
              • a) one cable from the battery POSITIVE terminal to a circuit breaker in the DC disconnect (torque...
              • b) a second cable from the same battery POSITIVE terminal to another circuit breaker in the DC di...
              • c) a third cable from the first circuit breaker in the DC disconnect to the L1inverter POSITIVE...
              • d) a fourth cable from the second DC disconnect to the L2 inverter POSITIVE(+) terminal.
            • 2. Connect NEGATIVE cables:
              • a) one cable from the same battery NEGATIVE terminal (torque to manufacturer’s recommendations) t...
              • b) a second cable from the same battery NEGATIVE terminal (torque to manufacturer’s recommendatio...
              • c) a third one from the ground bond in the DC disconnect to the L1 inverter NEGATIVE(–) terminal.
              • d) a fourth one from the ground bond in the DC disconnect to the L2inverter NEGATIVE(–) terminal.
            • 3. Ensure the correct polarity of the cables with a DC voltmeter (DVM).
            • 4. Use an insulated 1/2 inch wrench or socket to tighten the 5/16 SAE nuts to 10-15 foot/lb for e...
            • 5. Apply antioxidant paste to the battery terminals, if desired.
            • 6. Install the battery terminal covers (if used)—red for positive, black for negative—over the in...
          • Figure 3-14 DC Connections to Dual Inverters
    • AC Wiring
      • 1. An off-grid site with two generators, an auto-start generator connected to AC2 and spare manua...
      • 2. An on-grid site with a generator wired into a main grid/generator transfer switch. The AC2 inp...
        • Table 3-1 AC Disconnect and Wire Sizing
      • CAUTION : Damage to the Inverter
      • Accessing the AC Terminal Block and Ground Bar
        • To remove the AC access cover:
          • 1. Remove the Phillips screw from above the access cover. Place the loose screw somewhere safe wh...
          • 2. Slide the access cover off of the front panel.
        • To replace the AC access cover:
          • 1. Slide the access cover back into place.
          • 2. Replace the Phillips screw that was removed and tighten into place. Be sure not to over-tighte...
        • Figure 3-15 AC Wiring Access Cover Plate
        • Figure 3-16 AC Input/Output Wiring Terminals
      • AC Wiring for Single Inverter Systems
        • 1. “Install AC Output Wiring to the Inverter AC Distribution Panel” on page3–33.
        • 2. “Install Generator Wiring to the Inverter” on page3–35.
        • 3. “Install Utility Wiring to the Inverter Input (On-Grid Applications only)” on page3–38.
          • Important:
        • Manual and Auto Start Generators
          • Figure 3-17 Connecting the GSM Communications Cable to the Sine Wave Plus
          • Figure 3-18 AC Input and Output Wiring to a Single Inverter with an Auto-Start AC Generator
        • Install AC Output Wiring to the Inverter AC Distribution Panel
          • Install the inverter AC distribution panel and conduit as follows:
            • 1. Determine the location for the inverter AC distribution panel and install it according to the ...
            • 2. Install an AC conduit to the inverter panel and the inverter.
            • 3. Determine which circuits the inverter will power and install the appropriate circuit breakers ...
            • 4. For On-Grid systems:
              • a) Disconnect all power to the main utility panel.
              • b) Determine which circuits will be backed by the inverter(s) and remove their wires from the mai...
              • c) Reroute these wires to the new inverter subpanel.
            • 5. Remove unused breakers from utility panel. It is now safe to re-energize the main utility panel.
            • 6. Install a 60-amp maximum (disconnect) main circuit breaker in the inverter panel. This will la...
            • CAUTION : Equipment Damage
              • Important:
          • Make connections from the inverter to the inverter panel as follows:
            • 1. Connect the Ground (green or bare) wire:
              • a) from the inverter AC GROUND bar
              • b) to the inverter panel GROUND bar
            • 2. Connect the NEUTRAL (white) wire:
              • a) from the inverter NEUTRAL OUT terminal
              • b) to the inverter panel NEUTRAL bus
            • 3. Connect the HOT (black) wire:
              • a) from the inverter AC OUT terminal
              • b) to the inverter panel main input circuit breaker
            • 4. Torque all inverter terminal block connections to 25 inch-pounds.
              • Figure 3-19 AC Output Wiring to the Inverter AC Panel
        • Install Generator Wiring to the Inverter
          • Generator Disconnect Switch (If used)
            • Important:
            • To install a generator disconnect switch:
          • With Step-down Autotransformer and using a 120/ 240Vac Generator
            • To install the AC wiring from the generator to the inverter:
              • 1. Connect GROUND (green or bare) wires:
                • a) from the generator GROUND connector to the Step-down autotransformer GROUND connector,
                • b) from the Step-down autotransformer GROUND connector to the generator disconnect switch GROUND ...
                • c) from the generator disconnect switch GROUND connector to the inverter AC GROUND bar.
              • 2. Connect NEUTRAL (white) wires:
                • a) from the generator NEUTRAL connector to the Step-down autotransformer NEUTRAL connector,
                • b) from the Step-down autotransformer NEUTRAL connector to the generator disconnect switch Neutra...
                • c) from the generator disconnect switch NEUTRAL connector to the inverter NEUTRAL 2 terminal.
              • 3. Connect HOT (black) wires:
                • a) from the generator L1 HOT OUT to the Step-down autotransformer L1 HOT IN,
                • b) and from the generator L2 HOT OUT to the Step-down autotransformer L2HOTIN,
                • c) from the Step-down autotransformer HOT OUT to the generator disconnect switch HOT connector, and
                • d) from the generator disconnect switch HOT connector to the inverter AC2 GEN terminal.
              • 4. Torque all inverter terminal block connections to 25 inch-pounds.
          • Without a Step-down Autotransformer Using a 120Vac-Only Generator
            • If not using a Step-down Autotransformer, install the AC wiring from the generator to the inverte...
              • 1. Connect GROUND (green or bare) wires:
                • a) from the generator GROUND connector to the ground in the generator disconnect, and
                • b) from the ground in the generator disconnect to the ground bar in the inverter.
              • 2. Connect NEUTRAL (white) wires
                • a) from the generator NEUTRAL connector to the neutral in the generator disconnect, and
                • b) from the neutral in the generator disconnect to the inverter NEUTRAL 2 terminal.
              • 3. Connect HOT (black) wires:
                • a) from the generator GEN HOT OUT terminal to the circuit breaker in the generator disconnect, and
                • b) from the circuit breaker in the generator disconnect to the inverter AC2 GEN terminal.
              • 4. Torque all inverter terminal block connections to 25 inch-pounds.
          • Figure 3-20 Generator Input Wiring to a Single Inverter
        • Install Utility Wiring to the Inverter Input (On-Grid Applications only)
          • CAUTION : Damage to Equipment
            • Important:
          • Install the wiring from the inverter to the utility panel as follows:
            • 1. Feed the HOT, NEUTRAL, and GROUND input wires (via conduit) from the inverter to the utility p...
            • 2. Connect a GROUND (green or bare) wire:
              • a) from the inverter AC GROUND bar, and
              • b) to the utility panel GROUND bar.
            • 3. Connect a NEUTRAL (white) wire:
              • a) from the inverter NEUTRAL 1 terminal, and
              • b) to the utility panel NEUTRAL bus.
            • 4. Connect a HOT (black) wire:
              • a) from the inverter AC1 GRID terminal, and
              • b) to the appropriate utility panel circuit breaker.
            • 5. Torque all inverter terminal block connections to 25 inch-pounds.
          • Figure 3-21 Utility Wiring to the Inverter Input
    • Optional Equipment
      • Stacking Dual Inverter Systems
        • Installing the ISC-S Cable
          • CAUTION : Equipment Damage
          • To install the ISC-S cable on the inverters:
            • 1. Connect one end of the ISC-S cable to the Stacking Port on one inverter.
            • 2. Connect the other end of the ISC-S cable to the Stacking Port on the other inverter.
              • Figure 3-22 Series-stacked Inverters with ISC-S Cable
      • Remote Monitoring Options
        • To install the remote monitor’s cable:
          • Figure 3-23 Remote Monitor Port Locations
      • Auxiliary Load Module (ALM)
        • To connect the ALM to the Sine Wave Plus:
          • Figure 3-24 Connecting the ALM Communications Cable to the Sine Wave Plus
      • Emergency Power Off (EPO)
      • EPO Port
        • Important:
          • Figure 3-25 Connecting the EPO
  • 4
    • Functional Test
    • Basic Functional Test
      • Confirm all Connections
      • Applying Battery Power to the Inverter
        • Important:
        • To apply battery power to the inverter:
          • 1. Before applying DC power to the inverter, measure the voltage and polarity of the cables (meas...
          • 2. Apply battery (DC) power to the inverter by turning on the battery bank DC disconnect.
      • Turning ON the Inverter
        • To turn on the inverter:
          • 1. Ensure that the LCD display is as shown in Figure 4-1.
            • Figure 4-1 Power Up Display
          • 2. Press the red inverter ON/OFF MENU switch twice (SRCH, then ON) to turn on the inverter.
          • 3. Monitor the INVERT (yellow) LED to confirm which mode the inverter is in:
        • AC Voltage Check
          • To perform an AC voltage check:
            • 1. With the inverter on (INVERT (yellow) LED on solid), verify with a handheld voltmeter the AC v...
            • 2. Verify that neutral is bonded to ground in the system by measuring the hot and neutral voltage...
            • 3. After confirming the correct AC voltage, turn on your AC output breaker and place a load on th...
            • 4. Confirm that the AC load that was just applied works properly.
        • Confirming Battery Charger Operation
          • Important:
          • To confirm that battery charging is operating correctly:
        • Confirming Inverter Operation
          • To confirm that the inverter is operating correctly:
  • 5
    • Navigation
    • Navigating the Sine Wave Plus
      • Check defaults
      • Record changes
      • The Inverter Control Module (ICM)
        • Figure 5-1 ICM Display Location
    • Inverter Control Module Features
      • The display
      • The cursor
      • Display contrast
        • Figure 5-2 ICM Display and Contrast Adjustment
      • Push-buttons
        • ON/OFF Menu Buttons
          • Figure 5-3 ICM ON/OFF Push-buttons
        • Menu Heading Buttons
          • Figure 5-4 ICM Menu Heading Push-buttons
        • Menu Item Buttons
          • Figure 5-5 ICM Menu Item Push-uttons
        • Set Point Buttons
          • Figure 5-6 ICM Set Point Push-buttons
        • Reset Factory Defaults
          • Figure 5-7 ICM Reset Defaults button
    • Menu Map
      • Introduction
      • The “User” Menu
      • The “Basic Setup” Menu
      • The “Advanced Setup” Menu
        • Figure 5-8 Menu Structure
      • User Menu (01-07)
      • Figure 5-9 User Menu Map - Part 1
      • Figure 5-10 User Menu Map - Part 2
        • Basic Setup Menu (10-14)
      • Figure 5-11 Basic Setup Menu Map Part 1
      • Figure 5-12 Basic Setup Menu Map Part 2
        • Advanced Setup Menu (20-27)
      • Figure 5-13 Advanced Setup Menu Map Part 1
      • Figure 5-14 Advanced Setup Menu Map Part 2
      • Figure 5-15 Complete User Menu Map
      • Figure 5-16 Complete Basic Setup Menu Map
      • Figure 5-17 Complete Advanced Setup Menu Map
  • 6
    • Basic Setup Programming
    • Basic Setup Summary
      • Check Defaults
      • Record Changes
      • Table 6-1 Basic Setup Menu Default Settings for the Sine Wave Plus 2524 and 2548 Models
      • Table 6-2 Basic Setup Menu Default Settings for the Sine Wave Plus 4024 and 4048 Models
      • Table 6-3 Basic Setup Menu Default Settings for the Sine Wave Plus 5548 Model
    • Before You Begin Programming
      • DC Amps verses AC Amps
      • Basic Setup Process
        • 1. Setting the Time of Day – This sets the internal clock for all the features requiring time fun...
        • 2. Selecting Inverter functions – This selects basic inverter operating functions.
        • 3. Selecting Charger functions – This selects the basic charger functions.
        • 4. Selecting Grid Usage functions – This selects basic Grid Usage functions.
        • 5. Saving programmed parameters.
    • Accessing the Basic Setup Menu
      • To access the Basic Setup Menu:
        • 1. If you have not already done so, turn on the inverter.
        • 2. Press the button to move forward within the Menu Headings until the END USER MENU is displayed.
        • 3. Press and hold down the green GEN button.
        • 4. While holding the green GEN button down, press the red INV button to move into the Basic Setup...
      • Figure 6-1 Accessing the Basic Setup Menu
    • Menu Item Descriptions
      • 10 Time of Day Setup Menu
        • Important:
        • To set the time of day:
        • 10A Set Hour
          • To set the hour display:
            • 1. When the 10 Time of Day Setup Menu is displayed, press the button to select 10A Set Hour.
            • 2. When 10A Set Hour is displayed, press the SET POINT buttons (+) or (–) to change the time disp...
            • 3. Keep pressing the SET POINT buttons until the appropriate hour is displayed.
        • 10B Set Minute
          • To set the minute display:
            • 1. Press the button to select 10B Set Minute.
            • 2. When 10B Set Minute is displayed, press the SET POINT buttons (+) or (–) to change the time di...
            • 3. Press the SET POINT buttons (+) or (–) until the proper minutes are displayed.
        • 10C Set Seconds
          • To set the second display:
            • 1. Press the button to select 10C Set Second.
            • 2. When 10C Set Second is displayed, press the SET POINT buttons (+) or (–) to change the time di...
            • 3. Press the SET POINT buttons (+) or (–) until the proper seconds are displayed. Seconds will st...
      • 11 Inverter Setup Menu
        • 11A High Battery Cut Out VDC
        • 11B Low Battery Cut In VDC
        • 11C Low Battery Cut Out VDC
        • 11D LBCO Delay Minutes
        • 11E Search Watts
          • How does Search Sense work
          • Why use search sense
          • How to set up the Search Mode feature on the inverter
            • 1. disable the search sense feature, causing the inverter to always remain at full output voltage...
            • 2. use a “search-friendly companion load” whose only purpose is to be switched on to “wake up” th...
      • Battery Charger Functions
        • Important:
        • Multi-Stage Charging Process
          • Figure 6-2 Multi-Stage Battery Charging Process
            • Bulk Stage
            • Absorption Stage
            • Finish Stage
              • Float Mode
              • Silent Mode
        • Equalize Charging the Batteries
      • 12 Battery Charging Menu
        • Important:
        • 12A Finish Stage
        • 12B Bulk Volts DC
        • 12C Float Volts DC
        • 12D Equalize Volts DC
          • Table 6-4 Battery Voltages For Setting Charging Parameters
          • Table 6-5 Battery Charging Current and Timer Default Settings
        • 12E Max Charge Amps AC
          • Calculating Maximum Charging Amps
            • To calculate the 12E Max Charge Amps AC:
              • 1. Multiply the battery amp hours by 10%. This is the DC Maximum Charge Rate.
              • 2. Convert the DC Maximum Charge Rate to AC amps by dividing the DC Maximum Charge Rate by 3.5 fo...
              • 3. The result is the approximate amp setting that should be entered for the 12ESetMax Charge Am...
                • Table 6-6 Calculating the Maximum Charge Amps for a 24-volt, 700amp-hourBattery
                • Table 6-7 Calculating the Maximum Charge Amps for a 48-volt, 350amp-hourBattery
        • 12F Bulk Done Amps AC
          • To calculate the 12F Bulk Done Amps AC:
            • 1. Multiply the battery amp hours by 2% to 4%. This is the AC Bulk Done Charge Rate.
            • 2. Convert the AC Bulk Done Charge Rate to AC amps by dividing the AC Bulk Done Charge Rate by 4 ...
            • 3. The result is the approximate amp setting that should be entered for the 12FBulk Done Amps AC...
              • Table 6-8 Calculating the Bulk Done Amps for a 24-volt, 700amp-hourBattery
              • Table 6-9 Calculating the Bulk Done Amps for a 48-volt, 350amp-hourBattery
        • 12G EQ VDC Done Timer
        • 12H Max Bulk/EQ Timer h:m
        • 12I Temp Comp
          • Table 6-10 Inverter Temperature Compensation Calculation usingtheBTS
      • 13 AC Inputs Menu
        • 13A Grid (AC1) Amps AC
        • 13B Gen (AC2) Amps AC
        • 13C Input Upper Limit VAC
        • 13D Input Lower Limit VAC
      • 14 Save/Restore Settings Menu
        • 14A Push INV now to Save Settings
          • To save settings:
            • 1. Press the button until 14A Push Inv Now to Save Settings is displayed.
            • 2. Press the red INV button to save the settings.
        • 14B Push GEN to Restore Settings
          • To restore settings previously programmed into the inverter:
            • 1. Press the button until 14B Push Gen to Restore Settings is displayed.
            • 2. Press the green GEN button to restore previously programmed settings.
        • 14C Push GEN for Factory Defaults
          • To restore the factory default settings:
            • 1. Press the button until 14C Push Gen For Factory Defaults is displayed.
            • 2. Press the green GEN button to restore the factory default settings.
      • End Basic Setup Menu
        • To exit the Basic Setup Menu and go on to the Advanced Setup Menu:
          • 1. Press the Menu Heading button until END BASIC SETUP MENU is displayed.
          • 2. Press the green GEN button and hold it down.
          • 3. While holding down the green GEN button, press the red INV button. This will move you forward ...
  • 7
    • Advanced Setup
    • Advanced Setup Summary
      • Check Defaults
      • Record Changes
      • Table 7-1 Advanced Setup Default Settings for the Sine Wave Plus 2524and2548Models
      • Table 7-2 Advanced Setup Default Settings for the Sine Wave Plus 4024and4048Models
      • Table 7-3 Advanced Setup Default Settings for the Sine Wave Plus Plus 5548 Models
    • Before You Begin Advanced Programming
    • Accessing the Advanced Setup Menu
      • To access the Advanced Setup Menu from the User Menu:
        • 1. Press the button to move forward within the Menu Headings until the END USER MENU is displayed.
        • 2. Press and hold down the green GEN button.
        • 3. While holding the green GEN button down, press the red INV button to move into the BEGIN BASIC...
        • 4. Release the GEN and INV buttons.
      • Figure 7-1 Accessing the Advanced Setup Menu - Method 1
        • 5. From here you can, either:
          • a) Press the button to move forward within the Menu Headings until the END BASIC SETUP MENU is di...
        • 6. Press and hold down the green GEN button.
        • 7. While holding the green GEN button down, press the red INV to move into the ADVANCDED SETUP MENU.
      • Figure 7-2 Accessing the Advanced Setup Menu - Method 2
    • Menu Item Descriptions
      • 20 Silent Setup Menu
        • When it works
        • How it works
        • External charging sources
        • Advantages
        • Disadvantage
        • Summary
        • 20A Refloat High Volts DC
        • 20B Refloat Low Volts DC
        • 20C Float Done Amps AC
          • To calculate the 20C Float Done Amps AC:
            • 1. Multiply the battery amp hours by 1%. This is the DC Max Charge Rate changed to float done amp...
            • 2. Convert the DC Max Charge Rate to AC amps by dividing the DC Max Charge Rate by 4 for a 24-vol...
            • 3. The result is the approximate amp setting that should be entered for the 20C Float Done Amps A...
              • Table 7-4 Calculating the Float Done Amps for a 24-volt, 700amp-hourBattery
              • Table 7-5 Calculating the Float Done Amps for a 48-volt, 350amp-hourBattery
        • 20D Must Float Time Min
      • 21 Grid (AC1) Usage Menu
        • 21A Grid Usage
          • SB (Standby) - Utility Backup
          • BX (Battery Transfer) - Renewable Energy Backup
        • 21B Grid Usage Begin h:m
        • 21C Grid Usage End H:M
      • 22 Battery Xfer (BX) Menu
        • 22A High Xfer (HBX) VDC
        • 22B Low Xfer (LBX) VDC
      • 23 ALM Relays Menu
        • RY9
        • RY10
        • RY11
        • 23A RY9 VDC Energized
        • 23B RY9 VDC DeEnergized
        • 23C RY9 Delay At DeEngz. Min
        • 23D RY10 VDC Energized
        • 23E RY10 Vdc DeEnergized
        • 23F RY10 Delay at Engz. Min
        • 23G RY11 Mode
          • Cooldown
          • Error
          • Figure 7-3 Relay 11 Wiring Example to Dual Inverters with Cooldown selected
      • Generator Starting Scenarios
        • Important:
        • Manual Generator Control
          • 1. Manual Stop – Manually stop the generator by selecting OFF from the 02A Generator menu item. T...
          • 2. Auto Stop – Select AUTO directly (without allowing the cursor to pass through OFF) will allow ...
        • Automatic Generator Control
          • AC Current
          • Battery Voltage
          • Time of Day
          • Exercise Period Days
            • 1. The generator will be prevented from automatically starting when the inverter’s time of day is...
            • 2. If the generator is automatically stopped (except for Gen exercise), the stop command will be ...
            • 3. Most generators will shut down immediately after receiving an automatic shutdown command. Some...
            • 4. During Quiet Time, the auto-start generator is prevented from automatically starting unless th...
            • 5. An auto-start generator will turn off if an AC source is connected to the AC1 terminal (unless...
            • 6. If the inverter is OFF or in Bypass Mode (AC1 or AC2 selected) and RY7 Mode is not RN2, all ge...
            • 7. The auto-start generator will stop immediately under any condition if OFF is selected under th...
            • 8. No battery charging occurs if the auto-start generator is started based on exercise period.
            • 9. The inverter will attempt up to six auto-generator starts if RY7 Mode = GS or RN1. The inverte...
            • 10. The auto-start generator will always finish with cooldown unless turned off or exercise start...
            • 11. The auto-start generator does not shut down, but begins the cooldown period when the 24C Quie...
      • 24 Generator Timers Menu
        • 24A Gen Run Time Start h:m
        • 24B Gen Run Time Stop H:M
        • 24C Quiet Time Begin h:m
        • 24D Quiet Time End h:m
        • 24E Gen Exercise Period Days
        • 24F Gen Exercise Timer Min
        • 24G Gen Cooldown Timer Min
        • 24H RN2/Max Gen Run h:m
      • 25 Gen Starting Details Menu
        • Generator Start Module (GSM)
          • Figure 7-4 Generator Control Mode (GS and RN1)
          • Figure 7-5 Generator Control Mode (RN2)
        • 25A RY7 Mode
          • GS
          • RN1
          • RN2
            • Figure 7-6 RY7’s COM and N.O. Contacts Close (energize) to Run Generator
          • RY8 Relay (GS and RN1 only)
          • RY8 Relay (RN2 only)
          • Figure 7-7 Wiring examples of Honda™ and Onan™ Generators
          • Figure 7-8 RY7 and RY8 Timing Diagram
          • Figure 7-9 RY7/RY8 Sequence of Events for RN1 or RN2 Selection
          • Figure 7-10 RY7/RY8 Sequence of Events for GS Selection
        • 25B Gen Warm-up Seconds/minutes
        • 25C Pre Crank Seconds
        • 25D Max Cranking Seconds
        • 25E Post Crank Seconds
      • 26 Gen Auto Run Setup Menu
        • 26A Load Start Amps AC
        • 26B Load Start Delay Min
        • 26C Load Stop Delay Min
        • 26D 24 Hr Start Volts DC
        • 26E 2 Hr Start Volts DC
        • 26F 15 Min Start Volts DC
        • 26G Read LBCO 30 Sec Start
      • 27 Save/Restore Settings Menu
        • 27A Push INV now to Save Settings
          • To save settings:
            • 1. When 27 Save/Restore Settings Menu is displayed, press the button to select 27A Push INV Now t...
            • 2. Press the red INV button to save the settings.
        • 27B Push GEN to Restore Settings
          • To restore settings previously programmed into the inverter:
            • 1. Press the button to select 27B Push Gen Now To Restore Settings.
            • 2. Press the green GEN button to save the settings.
        • 27C Push GEN for Factory Defaults
          • To restore the factory default settings:
            • 1. Press the button to select 27C Push Gen For Factory Defaults.
            • 2. Press the green GEN button to restore the factory default settings.
      • End Advanced Setup Menu
        • Method 1:
        • Method 2:
  • 8
    • Operation
    • Operating the Sine Wave Plus
      • User Menu
      • Startup checks
    • Operational Status Indicators
      • LED Indicators
        • Figure 8-1 LED Indicators
        • Inverter Operation Status (Yellow)
          • Figure 8-2 Inverter Operation Status LEDs
          • GRID TIE LED
          • INVERT LED
            • Search Mode Indication
            • Standby Mode Indication
        • AC Input Status (Green)
          • Status LEDs
            • Figure 8-3 AC Status LEDs
          • AC1 (Grid) LED
          • AC2 (Generator) LED
          • Bypass Mode
        • Charge Status (Yellow and Green)
          • Charging indicators
            • Figure 8-4 Charge Status LEDs
          • Bulk Charge LED (Yellow)
          • Float Charge LED (Green)
        • Operational Status Indication (Red and Yellow)
          • Figure 8-5 Error and Status LEDs
          • ERROR LED (Red)
        • Error LED Reset
          • Reset
          • STATUS LED (Yellow)
      • LED Summary
        • Table 8-1 LED Summary Table
    • The User Menu Summary
      • Table 8-2 User Menu
    • Accessing the User Menu
      • To directly access the 01A Inverter User Menu:
        • Figure 8-6 Inverter ON/OFF Display
      • To directly access the 02 Generator User Menu:
        • Figure 8-7 Generator ON/OFF Display
    • User Menu Description
      • 01 Inverter ON/OFF Menu
        • 01A Inverter
          • OFF
          • SRCH
          • ON
          • CHR
        • 01B EQ Charge OFF ON
          • OFF
          • ON
        • 01C Search Watts (SRCH)
          • Note
        • 01D Bypass Mode
          • Important:
            • NORM
            • AC1, AC2
      • 02 Generator ON/OFF Menu
        • Note
        • 02A Generator
          • OFF
          • AUTO
          • Note
            • ON
          • Note
          • Generator Status Menu Items
        • 02B Gen Start Load Amps
        • 02C Gen Start Volts/Manual
        • 02D Gen Start Exercise Run
        • 02E Gen Start Run Time
        • 02F Days Left To Gen Exercise
      • 03 Time Of Day Menu
        • 03A SW Plus Software Level
        • 03B System Information
        • 03C Company Name and Address
        • 03D City, State, and Zip Code
          • Important:
        • 03E Xantrex Phone Numbers
        • Press Reset for Factory Defaults
          • Figure 8-8 Resetting Factory Default Settings
      • 04 Meters Menu
        • Note
        • 04A Battery Actual Vdc
        • 04B Battery Comp Vdc
          • Note
        • 04C Inverter/Charger Amps AC
        • 04D Input Amps AC
        • 04E Load Amps AC
        • 04F Inverter Volts AC
        • 04G Grid (AC1) Volts AC
        • 04H Gen (AC2) Volts AC
        • 04I Frequency Hertz
        • 04J Max Bulk/EQ Time h:m
        • 04K Battery Temp Degrees C
        • 04L Fan Speed
      • 05 Error Causes Menu
        • Note
        • 05A Over Current
          • Note
        • 05B Transformer Overtemp
        • 05C Heatsink Overtemp
        • 05D Low Battery Voltage
        • 05E High Battery Voltage
        • 05F External Err (Stacked)
          • Note
        • 05G Input Relay Failure
          • Note
        • 05H Gen Failed to Start
        • 05I Gen Stopped Due to V/F
      • 06 Status Menu
        • 06A Bypass Mode Selected
        • 06B Chr Selected (No Backup)
        • 06C Gen Signaled to Run
        • 06D Gen In Cooldown
        • 06E EQ Charge Selected
        • 6F Battery VDC < LBCO
        • 6G Battery VDC > HBCO
        • 06H EPO Shutdown
      • 07 GSM/ALM Options Menu
        • 07A RY7 (GSM) Energized
        • 07B RY8 (GSM) Energized
        • 07C RY9 (ALM) Energized
        • 07D RY9 DeEngz. Time Minute
        • 07E RY10 (ALM) Energized
        • 07F RY10 Engz. Time Minute
        • 07G RY11 Energized
  • 9
    • Troubleshooting
    • Inverter Troubleshooting
    • Battery Charger Troubleshooting
    • Error Causes
  • A
    • Inverter Specifications
    • Electrical Specifications
    • Mechanical Specifications
    • Theory of Operation
      • Figure A-1 Sine Wave Plus Simple Block Diagram
      • Sine Wave Plus Waveform
        • Figure A-2 Sine Wave Plus Inverter Output Waveform
      • Synchronized with other AC sources
      • Bi-Directional Topology
      • Waveform Size
    • Power Versus Efficiency
      • Figure A-3 Power Versus Efficiency Curves for All Models
      • Figure A-4 Sine Wave Plus Efficiency Curve for the SW Plus 2524
      • Figure A-5 Sine Wave Plus Efficiency Curve for the SW Plus 2548
      • Figure A-6 Sine Wave Plus Efficiency Curve for the SW Plus 4024
      • Figure A-7 Sine Wave Plus Efficiency Curve for the SW Plus 4048
      • Figure A-8 Sine Wave Plus Efficiency Curve for the SW Plus 5548
    • Inverter Capacity versus Temperature
      • Table A-1 Derating from continuous power (VA) at elevated ambient temperatures
    • Time versus Current
      • Figure A-9 Time versus Current for the Sine Wave Plus 2524
      • Figure A-10 Time versus Current for the Sine Wave Plus 2548
      • Figure A-11 Time versus Current for the Sine Wave Plus 4024
      • Figure A-12 Time versus Current for the Sine Wave Plus 4048
      • Figure A-13 Time versus Current for the Sine Wave Plus 5548
  • B
    • Configuration Settings
    • User Menu Settings
      • Table B-1 User Menu Default and User Settings
    • Basic Setup Menu
      • Table B-2 Basic Setup Default and User Settings for the Sine Wave Plus 2524 and 2548 Models
      • Table B-3 Basic Setup Default and User Settings for the Sine Wave Plus 4024 and 4048 Models
      • Table B-4 Basic Setup Default and User Settings for the Sine Wave Plus 5548 Model
    • Advanced Setup Menu
      • Table B-5 Advanced Setup Default and User Settings for the Sine Wave Plus 2524 and 2548Models
      • Table B-6 Advanced Setup Default and User Settings for the Sine Wave Plus 4024 and 4048Models
      • Table B-7 Advanced Setup Default and User Settings for the Sine Wave Plus 5548Model
  • C
    • Battery Information
    • Introduction
      • Batteries
      • Recommendations
    • Battery Types
      • Deep discharge
      • Starting
      • Deep-cycle Flooded Lead Acid (FLA)
        • Description
        • Attributes
      • Sealed Batteries (Gel and AGM)
        • Description
        • Attributes
      • NiCad and NiFe Batteries
        • Disadvantages
        • Other options
    • Understanding Battery Capacity Ratings
      • Discharge rate
      • Calculation
      • CCA rating
    • Battery Bank Sizing
      • Running time and size
      • Depth of discharge
      • Days of autonomy
      • Understanding Amp-hour Requirements
        • Amp-hours
        • Watts to amps
        • Time and power
          • Observation
      • Calculating Amp Hours
        • Calculations
        • Amps to watts
        • Considerations
        • Amp Hour Example Worksheet
          • To calculate amp-hour requirements:
            • 1. Determine the loads the inverter will power and enter their wattage in the watts column.
            • 2. Determine the number of hours (or decimal portion of hours) the appliance is used each day. En...
            • 3. Determine the number of days the appliance will be used during the week. Enter this figure in ...
            • 4. Multiply Hours x Days for each load identified to determine the watt/ hours per week.
            • 5. Add the total watt/hours per week for all loads then divide by 7 to obtain the average total w...
            • 6. Divide the total average per day by the DC nominal voltage.
          • Table C-1 Determining Average Daily Load in Amp-hours
        • Battery bank size worksheet
          • Calculation
            • Table C-2 Determining Battery Bank Size
          • Worksheets
            • Table C-3 Typical Appliance Wattage
    • Battery Configurations
      • Series
      • Parallel
      • Series-Parallel
      • Wiring Batteries in Series
        • Effect
        • Important
          • Figure C-1 6-volt Battery Wiring - “Series” Configuration
          • Figure C-2 12-volt Battery Wiring - “Series” Configuration
      • Wiring Batteries in Parallel
        • Effect
        • Wiring example
          • Figure C-3 Battery Wiring in Parallel (Example Only)
      • Wiring Batteries in Series-Parallel
        • Effect
        • Steps
        • Series wiring
          • To wire in series:
            • 1. First wire the batteries in “series” (voltage adds) with the positive terminal of one battery ...
            • 2. Repeat this step for the next battery string.
              • Figure C-4 Step 1 - Wiring Batteries in “Series”
        • Parallel wiring
          • To wire the batteries in parallel:
            • 1. Connect the positive terminal of the first battery string to the positive terminal of the seco...
            • 2. Connect the negative terminal of the first battery string to the negative terminal of the seco...
              • Figure C-5 Step 2 - Two series strings wiring in “Parallel”
        • Connect to inverter
          • To connect to the inverter:
            • 1. Connect a cable from the positive terminal of the first battery string to the inverter’s posit...
            • 2. Connect the negative terminal of the last battery string to the negative terminal of inverter’...
              • Figure C-6 “Series-Parallel” Configuration Wired to the Inverter
      • Battery Connections for Stacked Inverters
        • Figure C-7 Example of Battery Connections for Stacked Inverters (24Vdc shown)
    • Battery Maintenance
      • Maintenance strategy
      • Battery charging
        • Charge Rate
        • Bulk Voltage
        • Float Voltage
        • Temperature Compensation
          • Table C-4 Variances in Charging Voltage based on Battery Temperature
          • Table C-5 Temperature Compensation Calculation
          • Note
      • Equalization Charging
        • Purpose
        • Effect
        • Non-equalized batteries
        • Frequency
          • CAUTION : Damage to DC Loads
          • CAUTION : Damage to Batteries
      • General Maintenance
        • Water Levels
        • Battery Cables and Posts
          • CAUTION : Damage to Batteries
        • Torque Battery Connections
        • State of Charge
          • Table C-6 Battery State-of-Charge
  • D
    • Generators
    • Two-Wire Start Circuits
    • Three-Wire Start Circuits
      • Honda™ 3-Wire Type Generators
      • Onan™ 3-Wire Type Generators
      • 3-2 Wire Converters
  • E
    • Over-Charge Protection
    • Overvoltage Protection using a Charge Controller
      • Figure E-1 Overvoltage using a C-Series Charge Controller
    • Diversion Load Control
      • Figure E-2 Diversion Load Control
  • F
    • Multi-wire Branch Circuit Wiring
    • Multi-wire Branch Circuits
      • Problem
      • Legacy situation
      • Normal condition
      • Safety issue
        • Figure F-1 Conventional Home-type Wiring
      • Figure F-2 Multi-wire Branch Circuit Wiring and Current Flow
      • Figure F-3 120 Vac Inverter Incorrectly Wired in a Multi-wire Branch Circuit
    • Identifying Multi-wire Branch Circuits
      • Identifying characteristic
        • Figure F-4 Multi-wire Branch Circuit Wiring
    • Correcting Multi-wire Branch Circuit Wiring
      • Acceptable options
      • Recommended option
      • Figure F-5 Using a Step-down Autotransformer in Multi-wire Branch Circuit Wiring
  • G
    • Emergency Power Off Switches
    • The Purpose of an EPO switch
      • Figure G-1 Emergency Power OFF Disconnect Switch
      • How to use the EPO Port for an EPO Switch
        • Figure G-2 Modifying a 6-conductor Cable to connect to the EPO Port
    • Glossary of Terms
    • Abbreviations and Acronyms
    • Warranty
      • What does this warranty cover?
      • What will Xantrex do?
      • How do you get service?
      • What does this warranty not cover?
      • a) the product if it has been misused, neglected, improperly installed, physically damaged or alt...
      • b) the product if it has been subjected to fire, water, generalized corrosion, biological infest...
      • c) the product if repairs have been done to it other than by Xantrex or its authorized service ce...
      • d) the product if it is used as a component part of a product expressly warranted by another manu...
      • e) the product if its original identification (trade-mark, serial number) markings have been defa...
    • Disclaimer
      • Product
      • Exclusions
      • Warning: Limitations On Use
    • Return Material Authorization Policy
    • Return Procedure
      • 1. Package the unit safely, preferably using the original box and packing materials. Please ensur...
        • 2. Include the following:
        • 3. Ship the unit prepaid to the address provided by your Xantrex customer service representative.
          • If you are returning a product from outside of the USA or Canada
          • If you are returning a product to a Xantrex Authorized Service Center (ASC)
    • Out of Warranty Service
    • Information About Your System
    • Xantrex Technology Inc.