Sepam - HV/MV Protection and control units (ENG) - Trinet

Group shutdownBlock diagrampriority shutdown (latching): KTC54priority shutdown (unlatching): KTC5510shutdown ordershutdown input I23shutdown by communication KTC2remote control enable input I18&shutdown input I22shutdown by communication KTC1protectionsreverse active powertime delayedcontactsnot storedresetovercurrentdir. overcurrentearth faultdir. earth faultvoltage restrained O/Cneutral voltage displacementcircuit breaker open position input I210≥1KP12&&≥1024:Group shutdowntrippingrestraint earth fault1reset0generator differential1reset0ApplicationThis function, available in generator Sepam 2000 , isused for generator shutdown:c mechanical shutdown by stopping the drive,c electrical shutdown by tripping.commissioningc Connect the inputs / outputs in accordance with the scheme in the Sepam 2000generators manual.c Set the different protections.c Set parameter KP12 to 1 to use real reverse power in the function.OperationShutdown logic is activated by:c shutdown order:v priority shutdown,v close control on inputI23,v open control on inputI22,v latched remote control KTC1 = 1,v latched remote control KTC2 = 1 validated by remotecontrol enable on input I18.c protection:v real reverse power validated if KP12 = 1,v overcurrent,v earth fault,v voltage restraint overcurrent,v directional phase overcurrent,v directional earth fault,v overcurrent for internal faults.1/30 Control and monitoring functions