CHAPTER 1: INTRODUCTION
850 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL
Description
Modbus User Map
Neutral Admittance
Non-volatile Latches
OPC-UA Communications
Output Relays
Pulsed Outputs
Setpoint Groups (6)
Trip Bus (6)
Transient Recorder (Oscillography)
Trip and Close Coil Monitoring
Underfrequency Restoration
Undervoltage Restoration
User-programmable LEDs
User-programmable Pushbuttons
Virtual Inputs (64)
Virtual Outputs (96)
DESCRIPTION OF THE 850 FEEDER PROTECTION SYSTEM
1–5
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