CHAPTER 1: INTRODUCTION DESCRIPTION OF THE 845 TRANSFORMER PROTECTION RELAY
845 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL 1–5
Flexelements
FlexLogic Equations
Flexstates
IEC 61850 Communications
Metering: current, voltage, power, PF, energy, frequency, harmonics, THD
Modbus User Map
Non-volatile Latches
OPC-UA Communications
Output Relays
Setpoint Groups (6)
Transformer Dissolved Gas Analysis
Transformer Energization Reports
Transformer Integrated Fault Report
Transformer Overload
Transformer Loss of Life
Trip Bus (6)
Transient Recorder (Oscillography)
Trip and Close Coil Monitoring
User-programmable LEDs
User-programmable Pushbuttons
Virtual Inputs (32)
Virtual Outputs (32)
Description
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