Digital Energy  Protection & Control Distribution Feeder Protection |
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based multifunction protection, control, and measurement unit part of GE's DDS Product Family. The DMS uses a set of algorithms to create a general purpose protection and control unit for electrical power systems.  HV lines HV Busbar coupler and metering Power transformer, HV or LV MV lines and capacitor banks MV Busbar coupler and metering  Phase and ground TOC Phase and ground Instantaneous O/C Directional phase and ground O/C units Negative sequence O/C Three-phase under and overvoltage Ground overvoltage Under/overfrequency 14 configurable op commands and interlocks 4 programmable combinational circuits  Up to 7 switching equipment monitor Alarm monitoring Breaker health Trip & closing circuits supervision Event recorder Oscillography recorder  Separate local MMIs for P & C RS232 port, faceplate accessible for local communication
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