GE SR745-W2-P1-G1-HI-A-L-R-E Transformer Protection System

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The 745 Transformer Protection System is a full featured transformer protection relay, suitable for application on small, medium, and large power transformers. The 745 can be applied on two-winding and three-winding transformers. Uses multiple current and voltage inputs to provide primary protection and back-up protection of transformers, including differential, ground differential phase, neutral, and ground overcurrent, over-fluxing, and on-load tap changer.

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Product Description
The 745 Transformer Protection System is a full featured transformer protection relay, suitable for application on small, medium, and large power transformers. The 745 can be applied on two-winding and three-winding transformers. Uses multiple current and voltage inputs to provide primary protection and back-up protection of transformers, including differential, ground differential phase, neutral, and ground overcurrent, over-fluxing, and on-load tap changer.

Product parameter
Easy to use Transformer Protection supported by industry leading suite of software tools
Improved security for transformer energization
Accurate built-in metering functions
Advanced FlexLogic automation capabilities
Fast, flexible and reliable communications
IRIG-B time synchronization, event reports, waveform capture, data logger
Built in simulation features for setpoint verification
Modbus and DNP 3.0 Level 2 protocols through embedded Ethernet, standard RS232, RS485 & RS422 serial ports.
Optional conformal coating for chemically corrosive and humid environments
Security Audit Trail provides detailed traceability for system configuration changes
Minimize maintenance time with draw-out capability