Document Outline

• BE1-11t
• Preface
• Contents
• Introduction
  • Applications
  • Features
    • General Features
    • Communications
    • System Parameters
    • Programmable Inputs and Outputs
    • Reporting and Alarms
    • Protection and Control
    • BESTlogic™Plus Programmable Logic
    • Metering Functions
  • Model and Style Number Description
• Quick Start
  • Maintenance
  • Storage
  • Install BESTCOMSPlus® Software
  • Power Up and Activate
    • USB Connection
    • Apply Operating Power
    • Start BESTCOMSPlus® and Activate BE1-11 Plugin
  • Programming the BE1-11t
    • Introduction to BESTCOMSPlus®
    • Summary Screens
    • Programming Example
• Controls and Indicators
  • Illustrations and Descriptions
  • Menu Navigation
  • Front Panel Operations
    • Entering Usernames and Passwords
    • Entering Settings
    • Performing Control Operations
    • Resetting Functions
  • Display Setup
• Contact Inputs and Outputs
  • Contact-Sensing Inputs
    • Contact-Sensing Input Jumpers
    • Digital Input Conditioning Function
    • Setting the Contact Inputs
    • Retrieving Contact-Sensing Input Status
  • Contact Outputs
    • Relay Trouble Alarm Disable
    • Programmable Hold Timer—Hold Attribute
    • Setting the Contact Outputs
    • Contact Output Logic Override Control
    • Retrieving Contact Output Status
• Overexcitation (24) Protection
  • Element Operation
    • Sensing Configuration
    • Trip and Reset Equations
    • Pickup and Trip
    • Programmable Alarm
    • Element Blocking
  • Logic Connections
  • Operational Settings
  • Settings Example
• Phase Undervoltage (27P) Protection
  • Element Operation
    • Modes of Protection
    • Voltage Response
    • Timings
    • Pickup and Trip
    • Voltage Inhibit
    • Element Blocking
  • Logic Connections
  • Operational Settings
• Auxiliary Undervoltage (27X) Protection
  • Element Operation
    • Modes of Protection
    • Connections
    • Sensing Configuration
    • Timings
    • Pickup and Trip
    • Voltage Inhibit
    • Element Blocking
  • Logic Connections
  • Operational Settings
• Negative-Sequence Voltage (47) Protection
• Phase Overvoltage (59P) Protection
  • Element Operation
    • Modes of Protection
    • Voltage Response
    • Timings
    • Pickup and Trip
    • Element Blocking
  • Logic Connections
  • Operational Settings
• Auxiliary Overvoltage (59X) Protection
  • Element Operation
    • Modes of Protection
    • Connections
    • Sensing Configuration
    • Timings
    • Pickup and Trip
    • Element Blocking
  • Logic Connections
  • Operational Settings
• Frequency (81) Protection
  • Frequency Measurement
  • Underfrequency and Overfrequency Protection
    • Mode
    • Sensing Source
    • Pickup and Trip
    • Voltage Inhibit
    • Element Blocking
  • Frequency Rate-of-Change Protection
    • Mode
    • Sensing Source
    • Pickup and Trip
    • Inhibit Functions
    • Element Blocking
  • Logic Connections
  • Operational Settings
• Negative-Sequence Overcurrent (46) Protection
  • Pickup Settings
  • Coordination Settings
• Instantaneous Overcurrent (50) Protection
  • Element Operation
    • Modes of Protection
    • CT Source
    • Direction
    • Pickup and Trip
    • Element Blocking
  • Logic Connections
  • Operational Settings
• Breaker Failure (50BF) Protection
  • Element Operation
    • Contact Sensing
    • Control Timer
    • ReTrip and Trip
    • Fast Current Detector
    • CT Source
    • Programmable Alarm
    • Element Blocking
  • Logic Connections
  • Operational Settings
• Inverse Overcurrent (51) Protection
  • Element Operation
    • Modes of Protection
    • CT Source
    • Direction
    • Timings
    • Pickup and Trip
    • Voltage Restraint Mode (51/27R)
    • Element Blocking
  • Logic Connections
  • Operational Settings
• Directional Overcurrent (67) Protection
  • Polarization Methods
    • Polarization Settings
  • Maximum Torque Angle and Directional Tests
  • Theory of Using Sequence Impedances for Fault Direction
• Phase Current Differential (87) Protection
  • Element Operation
    • Functional Description
    • Pickup and Trip
    • Transient Monitor
    • Harmonics
    • Unrestrained Tripping
    • Programmable Alarm
    • Element Blocking
  • Logic Connections
  • Settings
    • Tap Compensation Settings
    • Operational Settings
• Neutral Current Differential (87N) Protection
  • Element Operation
    • CT Flip
    • CT Source
    • Overcorrection Coefficient
    • Transient Delay
    • Pickup Calculations
    • Pickup and Trip
    • Current-Polarized Directional Scheme
    • Element Blocking
  • Logic Connections
  • Operational Settings
• Resistance Temperature Detector (49RTD) Protection
  • Element Operation
    • Modes of Protection
    • Source
    • Pickup and Trip
    • Voting
    • Element Blocking
  • Logic Connections
  • Operational Settings
  • Remote RTD Metering
• Analog Input Protection
  • Element Operation
    • Modes of Protection
    • Source
    • Pickup and Trip
    • Inhibit Level
    • Element Blocking
  • Logic Connections
  • Operational Settings
  • Remote Analog Input Metering
• Virtual Control Switches (43)
  • Element Operation
    • Mode
    • Customized Labels
    • Control of Virtual Control Switches
    • Tagging of Virtual Control Switches
  • Logic Connections
  • Operational Settings
• Logic Timers (62)
  • Element Operation
    • Mode
    • Element Blocking
  • Logic Connections
  • Operational Settings
• Lockout Functions (86)
  • Element Operation
  • Logic Connections
  • Operational Settings
  • Retrieving Lockout Status from the BE1-11t
• Breaker Control Switch (101)
  • Element Operation
    • Control of Breaker Control Switch
    • Tagging of Breaker Control Switch
  • Logic Connections
  • Operational Settings
• Setting Groups
  • Setting Group Functions
    • Logic Inputs
    • Logic Outputs
    • Changing Setting Groups
    • Setting Group Selection
    • CT Source
    • Alarm and Timer
    • Automatic Setting Group Selection
  • Logic Connections
  • Operational Settings
  • Logic Override of the Setting Group Selection Function
• Metering
  • Metering Explorer
  • Analog Metering Functions
    • Auto Ranging
    • Voltage - Primary and Secondary
    • Current - Primary and Secondary
    • Power
    • Frequency
    • Differential
    • Energy
    • Analog Inputs and Outputs
    • RTD Meter
• Sequence of Events
  • Retrieving SER Information
    • Viewing and Downloading SER Data through BESTCOMSPlus®
    • Viewing SER Data through the Web Page Interface
• Fault Reporting
  • Fault Reporting Trigger Logic
    • Trip
    • Picked Up
    • Logic
  • Targets
    • Target Settings
    • Retrieving Target Information and Resetting Targets
  • Fault Reports
    • Viewing and Downloading Fault Data through BESTCOMSPlus®
    • Viewing and Downloading Fault Data through the Web Page Interface
    • Viewing Fault Data through the Front-Panel Display
    • Fault Summary Report Items
  • Oscillographic Records
    • Recording Oscillographic Records
    • Oscillographic Records Settings
    • Retrieving Oscillographic Records
  • Distance to Fault
  • Protective Fault Analysis
• Alarms
  • Alarm Settings
  • User Programmable Alarms
  • Retrieving Alarm Information
  • Resetting Alarms
• Differential Reporting
• Breaker Monitoring
  • Breaker Status Reporting
    • BESTlogic™Plus Settings for Breaker Status
    • Retrieving Breaker Status and Operation Counter Information
  • Breaker Duty Monitoring
    • Setting the Breaker Duty Monitoring Function
    • Retrieving Breaker Duty Information
    • Breaker Operate Time Monitoring
  • Breaker Alarms
    • Breaker Alarms Settings
• Demands
  • Current
    • Demand Current Reporting Settings
  • Power
    • Demand Power Reporting Settings
  • Retrieving Demand Reporting Information
• Load Profile
  • Setting the Load Profile Recording Function
  • Retrieving Load Profile Recorded Data
• Power Quality
  • Power Quality Settings
  • Retrieving Power Quality Data
    • Voltage
    • Distortion
    • Dip/Swell
    • Harmonics
• Trip Circuit Monitor (52TCM)
  • Element Operation
    • Breaker Status
    • Programmable Alarm
    • Detector Circuit
  • Logic Connections
  • Operational Settings
• Fuse Loss (60FL)
  • Element Operation
    • Function Blocking
    • Directional Supervision
    • Programmable Alarm
  • Logic Connections
  • Operational Settings
• Transformer Monitor (51TF)
  • Element Operation
    • Time Curve
    • Pickup and Trip
    • CT Source
    • Alarm
    • Element Blocking
  • Logic Connections
  • Operational Settings
  • Transformer Damage Report
• BESTnet™Plus
  • Status Page
  • Real Time Data
  • Demand Data
  • Faults
    • Fault Summary
    • Fault Details
  • Sequence of Events
  • Power Quality
• Mounting
  • Case Cutouts and Dimensions
• Terminals and Connectors
  • Terminal Blocks
  • CT Polarity
• Typical Connections
• Power System Applications
• BESTCOMSPlus® Software
  • Installation
    • Install BESTCOMSPlus®
  • Activate the BE1-11 Plugin for BESTCOMSPlus®
    • Connect a USB Cable
    • Start BESTCOMSPlus® and Activate BE1-11 Plugin Automatically
    • Manual Activation of the BE1-11 Plugin
    • Establishing Communication
  • Menu Bars
    • Upper Menu Bar (BESTCOMSPlus® Shell)
    • Lower Menu Bar (BE1-11 Plugin)
  • Settings Explorer
  • Metering Explorer
  • Settings File Management
    • Opening a Settings File
    • Saving a Settings File
    • Upload Settings and/or Logic to Device
    • Upload Settings, Logic, and Security to Device
    • Download Settings and Logic from Device
    • Printing a Settings File
    • Comparing Settings Files
  • Auto Export Metering
  • BESTCOMSPlus® Updates
  • Firmware Updates
• BESTlogic™Plus
  • Overview of BESTlogic™Plus
    • BESTlogic™Plus Composition
  • Logic Schemes
    • Default Logic Scheme
    • Copying and Renaming Preprogrammed Logic Schemes
    • Retrieving a Logic Scheme from the BE1-11t
    • Sending a Logic Scheme to the BE1-11t
  • Programming BESTlogic™Plus
    • Pickup and Dropout Timers
  • Offline Logic Simulator
  • BESTlogic™Plus File Management
    • Saving a BESTlogic™Plus File
    • Opening a BESTlogic™Plus File
    • Protecting a BESTlogic™Plus File
    • Uploading a BESTlogic™Plus File
    • Downloading a BESTlogic™Plus File
    • Printing a BESTlogic™Plus File
    • Clearing the On-Screen Logic Diagram
  • BESTlogic™Plus Examples
    • Example 1 - OR Gate Connections
    • Example 2 - Inverse Overcurrent Logic Diagram
• Communication
  • Connections
    • USB Connection
    • Ethernet Connection
    • RS-485 Connections
  • Ethernet Setup
    • Ethernet Port Configuration
  • Email Setup
    • BESTlogic™Plus Settings for Email
  • RS-485 Setup
  • DNP Setup
    • DNP Settings
    • DNP Analog Points Mapping
    • DNP Binary Points Mapping
    • DNP Analog Input and Output Scaling
  • Modbus™ Setup
    • Miscellaneous Modbus™ Settings
    • Modbus™ Mapping
• Security
  • Access Levels
  • Username Setup
  • Port Access Setup
  • Access Control
  • Viewing the Security Log
• Timekeeping
  • Clock Setup
    • Time Priority Setup
    • IRIG Decoding
  • Setting the Time and Date
  • IRIG Port
    • Connections
    • Specifications
  • Real-Time Clock Specifications
  • Backup Battery for the Real-Time Clock
    • Battery Replacement Procedure
• Device Information
  • Style Number
  • Device Info
  • Firmware Updates
• Configuration
  • Power System Measurements
    • Current Measurement
    • Voltage Measurement
    • Frequency Measurement
    • Power Measurement
  • Power System Settings
    • Nominal Settings
    • Phase Rotation Setup
    • Power Line Parameters
    • Maximum Torque Angle
    • Settings
  • Sensing Transformers Settings
    • CT Setup
    • Phase VT Setup
    • Auxiliary VT Setup
    • Bus CT Selection
    • Settings
  • Transformer Setup
    • Connection Settings for Current Differential
    • IEC Transformer Setup
  • Display Units
    • System Units
    • Settings Display Modes
• Introduction to Testing
  • Testing Philosophies
    • Acceptance Testing
    • Commissioning Testing
    • Periodic Testing
    • Functional Testing
  • Testing and Troubleshooting Aids
    • Performance Testing
    • BE1-11t Self-Test
    • Status Reporting Features
    • Event Reporting Features
• Acceptance Testing
  • Test Equipment
  • Power Up
  • Communications
  • Style Number and Serial Number Verification
  • IRIG Verification (if used)
  • Contact Sensing Inputs
  • Control Outputs
  • Current Circuit Verification
    • CT Circuit 1
    • CT Circuit 2
  • Three-Phase Voltage Circuit Verification
  • Power Reading Verification
  • Auxiliary Voltage Input Verification - VX and VX 3rd (Fundamental and Third Harmonic)
  • Frequency Verification
• Commissioning Testing
  • Digital I/O Connection Verification
    • Contact Sensing Inputs
    • Output Contacts
  • Virtual Selector Switches
  • Virtual Control Switch
  • Protection and Control Function Verification
  • Verify Other Setpoints as Appropriate
  • Reporting and Alarm Functions
    • Clock Display
    • Energy Data and Demand
    • Breaker Monitoring
    • Relay Trouble Alarms
    • Major/Minor Programmable Alarms
    • Targets
    • Fault Summary Reports
    • Sequence of Events Recorder (SER)
    • Just Prior to Energizing - Report Documentation
    • In Service Readings
• Periodic Testing
  • Settings Verification
  • Analog Circuit Verification
• Overexcitation (24) Test
  • Functional Test Procedure
    • Alarm, Inverse Time Pickup, and Definite Time Pickup Verification
    • Inverse Time Verification
    • Inverse Time Reset Verification
    • Definite Time Verification
  • Functional Test Report
    • Alarm Verification
    • Inverse Time Pickup Verification
    • Definite Time Pickup Verification
    • Inverse Time Verification
    • Inverse Time Reset Verification
    • Definite Time Verification
• Phase Undervoltage (27P) Test
  • Functional Test Procedure
    • Pickup Verification
    • Timing Verification
  • Functional Test Report
    • Pickup Verification
    • Timing Verification
• Auxiliary Undervoltage (27X) Test
  • Functional Test Procedure
    • Pickup Verification (3V0 Mode)
    • Timing Verification (3V0 Mode)
    • Pickup Verification (V1 Mode)
    • Timing Verification (V1 Mode)
    • Pickup Verification (V2 Mode)
    • Timing Verification (V2 Mode)
    • Pickup Verification (Vx Fundamental Mode)
    • Timing Verification (Vx Fundamental Mode)
    • Pickup Verification (Vx Third Harmonic Mode)
    • Timing Verification (Vx Third Harmonic Mode)
  • Functional Test Report
    • Pickup Verification (3V0 Mode)
    • Timing Verification (3V0 Mode)
    • Pickup Verification (V1 Mode)
    • Timing Verification (V1 Mode)
    • Pickup Verification (V2 Mode)
    • Timing Verification (V2 Mode)
    • Pickup Verification (Vx Fundamental Mode)
    • Timing Verification (Vx Fundamental Mode)
    • Pickup Verification (Vx Third Harmonic Mode)
    • Timing Verification (Vx Third Harmonic Mode)
• Phase Overvoltage (59P) Test
  • Functional Test Procedure
    • Pickup Verification
    • Timing Verification
  • Functional Test Report
    • Pickup Verification
    • Timing Verification
• Auxiliary Overvoltage (59X) Test
  • Functional Test Procedure
    • Pickup Verification (3V0 Mode)
    • Timing Verification (3V0 Mode)
    • Pickup Verification (V1 Mode)
    • Timing Verification (V1 Mode)
    • Pickup Verification (V2 Mode)
    • Timing Verification (V2 Mode)
    • Pickup Verification (Vx Fundamental Mode)
    • Timing Verification (Vx Fundamental Mode)
    • Pickup Verification (Vx Third Harmonic Mode)
    • Timing Verification (Vx Third Harmonic Mode)
  • Functional Test Report
    • Pickup Verification (3V0 Mode)
    • Timing Verification (3V0 Mode)
    • Pickup Verification (V1 Mode)
    • Timing Verification (V1 Mode)
    • Pickup Verification (V2 Mode)
    • Timing Verification (V2 Mode)
    • Pickup Verification (Vx Fundamental Mode)
    • Timing Verification (Vx Fundamental Mode)
    • Pickup Verification (Vx Third Harmonic Mode)
    • Timing Verification (Vx Third Harmonic Mode)
• Frequency (81) Test
  • Functional Test Procedure
    • Overfrequency Pickup Verification
    • Underfrequency Pickup Verification
    • Time Delay Verification
    • Pickup Verification (ROC Frequency)
    • Time Delay Verification (ROC Frequency)
    • Inhibit Quantities (ROC Inhibit)
  • Functional Test Report
    • Overfrequency Pickup Verification
    • Underfrequency Pickup Verification
    • Time Delay Verification
    • Pickup Verification (ROC Frequency)
• Instantaneous Overcurrent (50) Test
  • Functional Test Procedure
    • Pickup Verification (Phase Mode)
    • Timing Verification (Phase Mode)
    • Pickup Verification (3I0 Mode)
    • Timing Verification (3I0 Mode)
    • Pickup Verification (I2 Mode)
    • Timing Verification (I2 Mode)
    • Pickup Verification (IG Mode)
    • Timing Verification (IG Mode)
  • Functional Test Report
    • Pickup Verification (Phase Mode)
    • Timing Verification (Phase Mode)
    • Pickup Verification (3I0 Mode)
    • Timing Verification (3I0 Mode)
    • Pickup Verification (I2 Mode)
    • Timing Verification (I2 Mode)
    • Pickup Verification (IG Mode)
    • Timing Verification (IG Mode)
• Breaker Fail (50BF) Test
  • Functional Test Procedure
  • Functional Test Report
    • Delay Timer Verification
    • Control Timer Verification
• Inverse Overcurrent (51) Test
  • Functional Test Procedure
    • Pickup Verification (Phase Mode)
    • Timing Verification (Phase Mode)
    • Pickup Verification (3I0 Mode)
    • Timing Verification (3I0 Mode)
    • Pickup Verification (I2 Mode)
    • Timing Verification (I2 Mode)
    • Pickup Verification (IG Mode)
    • Timing Verification (IG Mode)
  • Functional Test Report
    • Pickup Verification (Phase Mode)
    • Timing Verification (Phase Mode, 5A Sensing)
    • Timing Verification (Phase Mode, 1A Sensing)
    • Pickup Verification (3I0 Mode)
    • Timing Verification (3I0 Mode, 5A Sensing)
    • Timing Verification (3I0 Mode, 1A Sensing)
    • Pickup Verification (I2 Mode)
    • Timing Verification (I2 Mode, 5A Sensing)
    • Timing Verification (I2 Mode, 1A Sensing)
    • Pickup Verification (IG Mode)
    • Timing Verification (IG Mode, 5A Sensing)
    • Timing Verification (IG Mode, 1A Sensing)
    • Timing Verification (IG Mode, SEF)
• Directional Overcurrent (67) Test
  • Functional Test Procedure
    • Positive-Sequence Voltage Polarizing, Phase Overcurrent Elements
    • Negative-Sequence Voltage Polarizing, Phase Overcurrent Elements
    • Negative-Sequence Voltage Polarizing, Negative-Sequence Overcurrent Elements
    • Negative-Sequence Voltage Polarizing, Ground Overcurrent Elements
    • Zero-Sequence Voltage Polarizing, Ground Overcurrent Elements
    • Zero-Sequence Current Polarization
  • Functional Test Report
• Phase Current Differential (87) Test
  • Restrained Functional Test Procedure
    • Pickup Verification (Maximum Restraint)
    • Pickup Verification (Average Restraint)
    • Timing Verification (Maximum or Average Restraint)
  • Unrestrained Functional Test Procedure
    • Pickup Verification
  • Harmonic Restraint Functional Test Procedure
    • Second Harmonic Restraint Verification (Independent)
    • Second-Harmonic Restraint Verification (Shared)
    • Fifth-Harmonic Restraint Verification (Independent)
    • Fifth-Harmonic Restraint Verification (Shared)
  • Functional Test Reports
    • Restrained Pickup Verification (Maximum Restraint)
    • Restrained Pickup Verification (Average Restraint)
    • Restrained Timing Verification (Maximum or Average Restraint)
    • Unrestrained Pickup Verification
    • 2nd Harmonic Restraint Verification (Independent)
    • 2nd Harmonic Restraint Verification (Shared)
    • 5th Harmonic Restraint Verification (Independent)
    • 5th Harmonic Restraint Verification (Shared)
• Neutral Current Differential (87N) Test
  • Functional Test Procedure
    • Pickup Verification
    • Timing Verification
  • Functional Test Report
    • Pickup Verification
    • Timing Verification
• Virtual Control Switches (43) Test
  • Functional Test Procedure
    • Switch/Pulse Mode
    • Switch Mode
    • Pulse Mode
  • Functional Test Report
• Logic Timers (62) Test
  • Functional Test Procedure
    • Pickup/Dropout Mode
    • One-Shot/Non-Retriggerable Mode
    • One-Shot/Retriggerable Mode
    • Oscillator Mode
    • Integrating Timer Mode
    • Latched Mode
  • Functional Test Report
• Lockout Functions (86) Test
  • Functional Test Procedure
  • Functional Test Report
• Breaker Control Switch (101) Test
  • Functional Test Procedure
  • Functional Test Report
• Frequently Asked Questions (FAQ)
  • Electrical/Connections
    • Is the power supply polarity sensitive?
    • Are the sensing contacts polarity sensitive?
    • What voltage level is used to develop current flow through the contact sensing inputs?
    • Can the IRIG signal be daisy-chained to multiple BE1-11t units?
  • General Operation
    • Does the BE1-11t trip output contact latch after a fault?
    • Can I make logic settings at the front panel?
    • Since the BE1-11t is a programmable device, what are the factory defaults?
    • Does the BE1-11t have a battery installed as the backup power source for the internal clock on loss of power?
    • How are reports and other information obtained from the BE1-11t saved in files for future use?
    • How can I check the version number of my BE1-11t?
  • Features
    • How many overcurrent elements does the BE1-11t have available?
  • Communications
    • Is the IRIG signal modulated or demodulated?
• Troubleshooting
  • Communications
    • Ethernet Port Does Not Operate Properly
    • USB Port Does Not Operate Properly
    • Why do I keep getting access conflict errors when I attempt communication with the BE1-11t?
  • Inputs and Outputs
    • Programmable Inputs Do Not Operate as Expected
    • Programmable Outputs Do Not Operate as Expected
  • Metering/Display
    • Incorrect Display of Current
    • Incorrect Display of Voltage
  • General Operation
    • Why won't the Trip LED reset when I press the Reset key on the front panel?
    • Do I have to log in to reset the targets or alarms?
    • Why don't the targets or trip LED work properly?
• Specifications
  • Operational Specifications
    • Metered Current Values and Accuracy
    • Metered Voltage Values and Accuracy
    • Metered Frequency Values and Accuracy
    • Calculated Values and Accuracy
    • Energy Data Reporting
    • 24 - Overexcitation Protection
    • 27P - Phase Undervoltage Protection
    • 27X - Auxiliary Undervoltage Protection
    • 46 - Negative-Sequence Current Protection
    • 47 - Negative-Sequence Voltage Protection
    • 49RTD - Resistance Temperature Device Protection (Optional)
    • 50 - Instantaneous Overcurrent Protection
    • 50BF - Breaker Failure Protection
    • 51 - Inverse Overcurrent Protection
    • 51TF - Transformer Monitor
    • 59P - Phase Overvoltage Protection
    • 59X - Auxiliary Overvoltage Protection
    • 60FL - Fuse Loss
    • 62 - Logic Timers
    • 67/67N - Directional Current and Polarization Protection
    • 81 - Frequency Protection
    • 87 - Phase Current Differential Protection
    • 87N - Neutral Current Differential Protection
    • Automatic Setting Group Characteristics
    • BESTlogic™Plus
  • General Specifications
    • AC Current Inputs
    • Phase AC Voltage Inputs
    • Auxiliary AC Voltage Input
    • Analog to Digital Converter
    • Power Supply
    • Output Contacts
    • Contact-Sensing Inputs
    • IRIG Interface
    • Real-Time Clock
    • Communication Ports
    • Panel Display
    • Temperature
    • Isolation
    • Standards
    • CE Compliance
    • UL Recognition
    • CSA Certification
    • GOST-R Certification
    • HALT (Highly Accelerated Life Testing)
    • DNP Certification
    • IEC 61850 Certification
    • Physical
• Specifications - 25 Hz Operation
  • Operational Specifications
    • Metered Current Values and Accuracy
    • Metered Voltage Values and Accuracy
    • Metered Frequency Values and Accuracy
    • Calculated Values and Accuracy
    • Energy Data Reporting
    • 24 - Overexcitation Protection
    • 27P - Phase Undervoltage Protection
    • 27X - Auxiliary Undervoltage Protection
    • 46 - Negative-Sequence Current Protection
    • 47 - Negative-Sequence Voltage Protection
    • 49RTD - Resistance Temperature Device Protection (Optional)
    • 50 - Instantaneous Overcurrent Protection
    • 50BF - Breaker Failure Protection
    • 51 - Inverse Overcurrent Protection
    • 51TF - Transformer Monitor
    • 59P - Phase Overvoltage Protection
    • 59X - Auxiliary Overvoltage Protection
    • 60FL - Fuse Loss
    • 62 - Logic Timers
    • 67/67N - Directional Current and Polarization Protection
    • 81 - Frequency Protection
    • 87 - Phase Current Differential Protection
    • 87N - Neutral Current Differential Protection
    • Automatic Setting Group Characteristics
    • BESTlogic™Plus
• Time Curve Characteristics
  • Inverse Overcurrent (51)
    • General
    • Curve Specifications
    • Time Overcurrent Characteristic Curve Graphs
    • The 46 Curve
  • Under/Overvoltage (27/59)
    • Undervoltage (27) Inverse Time Curve
    • Overvoltage (59) Inverse Time Curve
  • Overexcitation (24)
    • General
    • Curve Specifications
• RTD Module
  • Features
  • Functional Description
    • Analog Inputs
    • RTD Inputs
    • Analog Outputs
    • Alarm Contact Functions
    • Real-Time Status Functions
  • Mounting
  • Connections
    • Terminations
    • Operating Power
    • Alarm Contacts
    • RTD Module Inputs and Outputs
    • External Analog Input Connections
    • External RTD Input Connections
  • RTD Module Communications Setup Procedure
    • Procedure 1
    • Procedure 2
  • RTD Module Plugin for BESTCOMSPlus®
  • Remote Analog Inputs Configuration
    • Configuration Settings
  • Remote Analog Outputs Configuration
    • Configuration Settings
    • Remote Analog Output Metering
  • Remote RTDs Configuration
    • Configuration Settings
  • Specifications
    • Operating Power
    • Analog Inputs
    • RTD Inputs
    • Analog Outputs
    • Alarm Contact
    • Communication Interface
    • Temperature
    • Standards
    • UL Approval
    • CSA Certification
    • CE Compliance
    • HALT (Highly Accelerated Life Testing)
    • Physical
  • Repair
  • Maintenance
  • Storage
• Digital Points
• Revision History