，GTG-842数字的发电机备用保护和m

GTG-842 digital generator back-up protection and monitoring device GTG-842 digital generator protection and monitoring device applied to the individual capacity of 50MW and below or with the system running parallel operation of generator protection and control, the series of device and other protection and monitoring device and the GT-LCU (units and common) together constitute the power plant automation control system, complete automation of the power plant control and protection.1, functional configuration Function nameGTG-842ExplainProtectionFunctionStator overload√Generator stator ground√Rotor Ground Protection√Rotor earth fault protection√Loss protection√Abnormal frequency generator protection√Generator reverse power protection√Generator Over Voltage Protection√Generator voltage protection√Composite voltage generator over-current protection√Generating negative sequence overcurrent protection√Generator instantaneous trip protection√Generator zero sequence overcurrent protection√TV Break Detection√Measurement control functions16 Yao opened the letter into the acquisition, remote device letter shift, the accident telesignalling√Division and the normal circuit breaker remote control, remote control division and√P,Q,IA,IB,IC,Ua,Ub,Uc,COS ,f P, Q, IA, IB, IC, Ua, Ub, Uc, COS, f√Switching frequency of accident statistics and events division and SOE, etc.√Fault recorder√On timeGPS can be realized on, the network time√CommunicationsEthernet, CAN/RS232/485 communication interface√