Document Outline

• 1 Information on this Document
  • 1.1 Validity
  • 1.2 Target Group
  • 1.3 Additional Information
  • 1.4 Symbols
  • 1.5 Typographies
  • 1.6 Nomenclature
• 2 Safety
  • 2.1 Intended Use
  • 2.2 Safety Information
  • 2.3 Personal Protective Equipment
• 3 Product Overview
  • 3.1 Design of the inverter
  • 3.2 Devices of the Inverter
  • 3.3 Operating and Display Elements
    • 3.3.1 Function of the Switches
      • 3.3.1.1 Key Switch
      • 3.3.1.2 AC Disconnection Unit
      • 3.3.1.3 DC Switchgear
    • 3.3.2 Touch Display
      • 3.3.2.1 Design
      • 3.3.2.2 Explanation of Symbols
    • 3.3.3 LEDs of the SC-COM
      • 3.3.3.1 LEDs on the Enclosure
      • 3.3.3.2 LEDs on the Network Port
      • 3.3.3.3 LEDs on the Optical Fiber Terminals
    • 3.3.4 User Interface
      • 3.3.4.1 Design of the User Interface
      • 3.3.4.2 Tree View and Device View
      • 3.3.4.3 Status Symbols
  • 3.4 Symbols on the Product
• 4 Commissioning
  • 4.1 Safety during Commissioning
  • 4.2 Requirements for Commissioning
  • 4.3 Visual Inspection and Mechanical Test
    • 4.3.1 Sequence for Visual Inspection and Mechanical Test
    • 4.3.2 Checking the Connections of the Cables for Communication, Control Supply Voltage and Monitoring
    • 4.3.3 Checking the High-Current Contacts Made at the Installation Site
    • 4.3.4 Checking the High-Current Contacts Made at the Factory
    • 4.3.5 Checking the Settings of the Switching Units
    • 4.3.6 Checking the Connectors
  • 4.4 Connection and Measurement
    • 4.4.1 Sequence for Connection and Measurement
    • 4.4.2 Checking the Output Voltage of the Inverter
    • 4.4.3 Checking the DC Voltage
    • 4.4.4 Switching On the Supply Voltage and the AC Disconnection Unit
  • 4.5 Function Test
    • 4.5.1 Checking the Fans
    • 4.5.2 Checking the Heating Elements and Hygrostat
  • 4.6 Configuration
    • 4.6.1 Configuring the Network Settings on the Computer
    • 4.6.2 Information on Integrating the Inverter into a Local Network
    • 4.6.3 Configuring the Inverter for a Static Network
    • 4.6.4 Adjusting Network Ports
    • 4.6.5 Detecting New Devices
    • 4.6.6 Setting the Power Limitation
      • 4.6.6.1 Setting the Active Power Ramp-Up
      • 4.6.6.2 Setting the Frequency-Dependent Active Power Limitation
      • 4.6.6.3 Setting the Frequency-Independent Active Power Limitation
      • 4.6.6.4 Setting Reactive Power Control
      • 4.6.6.5 Setting Q at Night
    • 4.6.7 Setting Grid Monitoring and Grid Limits
      • 4.6.7.1 Setting Grid Voltage Monitoring
      • 4.6.7.2 Setting Power Frequency Monitoring
      • 4.6.7.3 Activating the Manual Resume Mode
    • 4.6.8 Setting the Grid Support
      • 4.6.8.1 Setting Full and Limited Dynamic Grid Support (FRT)
      • 4.6.8.2 Setting Enable Islanding Detection
      • 4.6.8.3 Setting the Medium Voltage
    • 4.6.9 Setting Project-Specific Parameters
      • 4.6.9.1 Setting the Remote Shutdown
      • 4.6.9.2 Deactivating the "Fully Hermetic" Transformer Protection
    • 4.6.10 Setting the String Current Monitoring
      • 4.6.10.1 Detecting the Sunny Central String-Monitor Controller and the Inverter
      • 4.6.10.2 Setting the Date and Time of the Sunny Central String-Monitor Controller
      • 4.6.10.3 Detecting the Sunny String-Monitors via the Sunny Central String-Monitor Controller
      • 4.6.10.4 Redetecting the Sunny String-Monitors via the Sunny Central String-Monitor Controller
      • 4.6.10.5 Detecting the Sunny String-Monitors via the Communication Unit
      • 4.6.10.6 Adjusting the Identification of the Sunny String-Monitors
      • 4.6.10.7 Changing the Communication Period
      • 4.6.10.8 Changing the Monitoring Period
      • 4.6.10.9 Assigning Strings to Different Measuring Channels
      • 4.6.10.10 Assigning Strings to Different Groups
      • 4.6.10.11 Setting the Tripping Time
      • 4.6.10.12 Setting the Tolerance
    • 4.6.11 Configuring the Zone Monitoring
    • 4.6.12 Changing System Settings via Touch Display
      • 4.6.12.1 Selecting the Language
      • 4.6.12.2 Setting the Date, Time and Time Zone
      • 4.6.12.3 Selecting the Display Format
      • 4.6.12.4 Setting the Brightness
    • 4.6.13 Changing the System Settings via the User Interface
      • 4.6.13.1 Selecting the Language
      • 4.6.13.2 Setting the Date, Time and Time Zone
      • 4.6.13.3 Entering the Operator Name
      • 4.6.13.4 Changing the Password for the User Groups
    • 4.6.14 Configuring System Settings via XML File
      • 4.6.14.1 Uploading the File custom.xml
      • 4.6.14.2 Downloading the File custom.xml
      • 4.6.14.3 Deleting the File custom.xml
    • 4.6.15 Resetting the Communication Unit
  • 4.7 Switching the Inverter On
• 5 Disconnecting and Reconnecting
  • 5.1 Safety When Disconnecting and Reconnecting Voltage Sources
  • 5.2 Disconnecting the Inverter
    • 5.2.1 Switching off the Inverter
    • 5.2.2 Disconnecting the DC Side
    • 5.2.3 Disconnecting the AC Side
    • 5.2.4 Disconnecting the Supply Voltage and External Voltages
  • 5.3 Reconnecting the Inverter
    • 5.3.1 Reconnecting the Supply Voltage and External Voltages
    • 5.3.2 Reconnecting the AC Side
    • 5.3.3 Reconnecting the DC Side
    • 5.3.4 Restarting the Inverter
• 6 Operation
  • 6.1 Safety during Operation
  • 6.2 Displaying Operating Data
    • 6.2.1 Displaying Operating Data via the User Interface
    • 6.2.2 Displaying the Operation Data via Sunny Portal
      • 6.2.2.1 Registering the Inverter in Sunny Portal
      • 6.2.2.2 Adjusting the PV System Identifier for Sunny Portal
      • 6.2.2.3 Deleting the Sunny Portal Buffer
  • 6.3 Saving Operating Data
    • 6.3.1 Reducing Storage Capacity by Averaging
    • 6.3.2 Setting the Data Transmission Frequency
    • 6.3.3 Downloading Operating Data Using the FTP Server
      • 6.3.3.1 Defining Read and Write Access Rights
      • 6.3.3.2 Accessing the FTP Server via the Web Browser
      • 6.3.3.3 Activating Automatic Data Transmission via FTP Push
    • 6.3.4 Downloading Operating Data via HTTP Download
      • 6.3.4.1 Downloading Data in XML Format
      • 6.3.4.2 Downloading Data in CSV Format
    • 6.3.5 Saving Operating Data on a Memory Card
      • 6.3.5.1 Information on Saving Data on a Memory Card
      • 6.3.5.2 Inserting the Memory Card
      • 6.3.5.3 Enabling Data Storage on the Memory Card
      • 6.3.5.4 Displaying the Memory Capacity Available on the Memory Card
  • 6.4 Updating the Firmware
    • 6.4.1 Automatic Update
    • 6.4.2 Update via User Interface
  • 6.5 Changing the Insulation Monitoring
    • 6.5.1 Insulation Monitoring with GFDI and Insulation Monitoring Device
      • 6.5.1.1 Safety during Insulation Monitoring of the PV Power Plant with GFDI and Insulation Monitoring Device
      • 6.5.1.2 Switching to Insulated Operation
      • 6.5.1.3 Switching to Grounded Operation
    • 6.5.2 Insulation Monitoring with Remote GFDI and Insulation Monitoring Device
      • 6.5.2.1 Information on Insulating PV Modules with Remote GFDI and Insulation Monitoring Device
      • 6.5.2.2 Switching to Insulated Operation
      • 6.5.2.3 Switching to Grounded Operation
  • 6.6 Deleting the Device Description
  • 6.7 Sending a ZIP File with Service Information
• 7 Troubleshooting
  • 7.1 Safety during Troubleshooting
  • 7.2 Activating Alert in the Event of a Fault
  • 7.3 Reading Off Disturbance Messages
    • 7.3.1 Reading Off Error Messages via Touch Display
    • 7.3.2 Reading Off Disturbance Messages via the User Interface
    • 7.3.3 Displaying the Event Report
      • 7.3.3.1 Enabling Automatic Read-Out of Events
      • 7.3.3.2 Displaying and Downloading the Event Report
  • 7.4 Acknowledging Disturbance Messages
    • 7.4.1 Acknowledging Disturbance Messages via the Key Switch
    • 7.4.2 Acknowledging Disturbance Messages via the User Interface
  • 7.5 Remedial Action in Case of Disturbances
    • 7.5.1 Inverter Behavior in Case of Disturbances
    • 7.5.2 Explanation of the Error Tables
    • 7.5.3 Error Numbers 01xx to 13xx - Disturbance on the Utility Grid
    • 7.5.4 Error Numbers 34xx to 40xx - Disturbance on the PV Array
    • 7.5.5 Error Numbers 6xx to 9xx - Disturbance on the Inverter
    • 7.5.6 Displaying Disturbance Messages for Active Power Limitation
    • 7.5.7 Displaying Disturbance Messages for the Reactive Power Setpoint
• 8 Disposal
• 9 Periodic Actions
  • 9.1 Mounting and Disassembly Work
    • 9.1.1 Disassembling and Mounting the Panels
    • 9.1.2 Disassembling and Mounting the Protective Covers
  • 9.2 Entering the Password via the Touch Display
  • 9.3 Parameter Overview
    • 9.3.1 Accessing the Parameter Overview
    • 9.3.2 Saving Parameter Changes
  • 9.4 User Interface
    • 9.4.1 Logging Into the User Interface
    • 9.4.2 Logging Out of the User Interface
• 10 Function Description
  • 10.1 Operating States
    • 10.1.1 Overview of the Operating States
    • 10.1.2 Stop
    • 10.1.3 Grid Monitoring
      • 10.1.3.1 Monitoring the Grid Voltage
      • 10.1.3.2 Monitoring the Power Frequency
    • 10.1.4 Grid Monitoring Time Reached
    • 10.1.5 Startup
      • 10.1.5.1 In Normal Operation: Active Power Ramp-Up
      • 10.1.5.2 After Grid Fault: Decoupling Protection Ramp
    • 10.1.6 Load Operation
      • 10.1.6.1 MPP
      • 10.1.6.2 Q at Night
    • 10.1.7 Shutdown
    • 10.1.8 Disturbance
  • 10.2 Safety Functions
    • 10.2.1 Manual Shutdown Functions
      • 10.2.1.1 External Fast Stop
      • 10.2.1.2 Remote Shutdown
    • 10.2.2 Automatic Shutdown Functions
      • 10.2.2.1 Grid Management Shutdown
      • 10.2.2.2 Transformer Protection
      • 10.2.2.3 Active Islanding Detection
      • 10.2.2.4 Passive Islanding Detection
    • 10.2.3 Grounding and Insulation Monitoring
      • 10.2.3.1 Mode of Operation
      • 10.2.3.2 GFDI
      • 10.2.3.3 Remote GFDI
      • 10.2.3.4 Insulation Monitoring Device
      • 10.2.3.5 GFDI and Insulation Monitoring Device
      • 10.2.3.6 Remote GFDI and Insulation Monitoring Device
    • 10.2.4 Low-Temperature Option
  • 10.3 Power Control
    • 10.3.1 Frequency-Dependent Active Power Limitation
    • 10.3.2 Frequency-Independent Active Power Limitation
      • 10.3.2.1 No Active Power Limitation: Off Mode
      • 10.3.2.2 Active Power Limitation with Setpoint Command via Modbus Protocol: WCtlCom Mode
      • 10.3.2.3 Active Power Limitation with Absolute Value: WCnst Mode
      • 10.3.2.4 Active Power Limitation as a Percentage of Nominal Power: WCnstNom Mode
      • 10.3.2.5 Active Power Limitation via Standard Signal: WCnstNomAnIn Mode
    • 10.3.3 Reactive Power Control
      • 10.3.3.1 No Reactive Power Control: Off Mode
      • 10.3.3.2 Reactive Power Control with Setpoint Command via Modbus Protocol: VArCtlCom Mode
      • 10.3.3.3 Reactive Power Control with Setpoint Command via Modbus Protocol: PFCtlCom Mode
      • 10.3.3.4 Reactive Power Control with Absolute Value: VArCnst Mode
      • 10.3.3.5 Reactive Power Control as a Percentage of the Nominal Power: VArCnstNom Mode
      • 10.3.3.6 Reactive Power Setpoint via Standard Signal: VArCnstNomAnIn Mode
      • 10.3.3.7 Reactive Power Setpoint via Displacement Power Factor cos φ: PFCnst Mode
      • 10.3.3.8 Displacement Power Factor cos φ via Standard Signal: PFCnstAnIn Mode
      • 10.3.3.9 Displacement Power Factor cos φ as a Function of Feed-In Power: PFCtlW Mode
      • 10.3.3.10 Reactive Power as a Function of the Grid Voltage: VArCtlVol Mode
      • 10.3.3.11 Measures for Voltage Support through Parameterization of Reactive Power/Voltage Characteristic Curve: VArCtlVolHystDb Mode
      • 10.3.3.12 Measures for Voltage Support through Parameterization of Reactive Power/Voltage Characteristic Curve: VArCtlVolHystDbA Mode
    • 10.3.4 Q at Night
      • 10.3.4.1 No Q at Night: Off Mode
      • 10.3.4.2 Q at Night with Operation Command via Modbus Protocol: VArCtlCom Mode
      • 10.3.4.3 Q at Night with Absolute Value: VArCnst Mode
      • 10.3.4.4 Q at Night as a Percentage of the Nominal Power: VArCnstNom Mode
      • 10.3.4.5 Q at Night via Standard Signal: VArCnstNomAnIn Mode
      • 10.3.4.6 Q at Night Depending on the Grid Voltage: VArCtlVol Mode
      • 10.3.4.7 Measures for Voltage Support through Parameterization of Reactive Power/Voltage Characteristic Curve: VArCtlVolHystDb Mode
      • 10.3.4.8 Measures for Voltage Support through Parameterization of Reactive Power/Voltage Characteristic Curve: VArCtlVolHystDbA Mode
    • 10.3.5 Behavior in the Absence of Active and Reactive Power Setpoints
  • 10.4 Structure of the Communication Network
  • 10.5 Grid Management Services
    • 10.5.1 Requirements for Grid Management Services
    • 10.5.2 Dynamic Grid Support (FRT)
      • 10.5.2.1 Full and Limited Dynamic Grid Support (FRT)
      • 10.5.2.2 Grid Support in Case of Untervoltage (LVRT)
      • 10.5.2.3 Dynamic Undervoltage Detection
      • 10.5.2.4 Grid Support in the Event of Overvoltage (HVRT)
  • 10.6 Zone Monitoring
• 11 Operating Data and Parameters
  • 11.1 Operating Data
    • 11.1.1 Inverter
      • 11.1.1.1 Power Limitation
      • 11.1.1.2 Error Channels
      • 11.1.1.3 Measured Values
      • 11.1.1.4 Internal Device Values
      • 11.1.1.5 Internal Meters
      • 11.1.1.6 Service-Relevant Displays
    • 11.1.2 Sunny Central String-Monitor Controller
      • 11.1.2.1 Instantaneous Values
      • 11.1.2.2 Internal Device Values
      • 11.1.2.3 Status Values
    • 11.1.3 Sunny String-Monitor
      • 11.1.3.1 Instantaneous Values
      • 11.1.3.2 Internal Device Values
      • 11.1.3.3 Status Values
    • 11.1.4 Zone Monitoring
      • 11.1.4.1 Instantaneous Values
      • 11.1.4.2 Status Values
  • 11.2 Parameters
    • 11.2.1 Inverter
      • 11.2.1.1 Power Limitation
      • 11.2.1.2 Grid Monitoring and Grid Limits
      • 11.2.1.3 Grid Support
      • 11.2.1.4 Insulation monitoring
      • 11.2.1.5 Project-Specific Parameters
    • 11.2.2 Sunny Central String-Monitor Controller
    • 11.2.3 Sunny String-Monitor
    • 11.2.4 Zone Monitoring
• 12 Appendix
  • 12.1 Information for Installation
    • 12.1.1 Minimum Clearances
      • 12.1.1.1 Minimum Clearances for Outdoor Installation
      • 12.1.1.2 Minimum Clearances in Electrical Equipment Rooms
  • 12.2 Type Label
  • 12.3 XML File custom.xml
    • 12.3.1 Structure of the XML File custom.xml
    • 12.3.2 Parameters and Values for the File custom.xml
• 13 Contact
• 14 Revision History