Protection and Control IEDs
Transmission Line Relay
Transmission Line Relay
Transmission Line Relay
WXH-803 is a digital high-voltage line protection device, with comprehensive protection, monitoring and control funcitons, to meet the diverse needs of different users.
Transformer Relay
Transmission Line Relay
Transmission Line Relay
WBH-801 is a digital high-voltage transformer protection device, with flexible protection, monitoring and control functions for safe operation of power transformer and reactor.
Busbar Relay
Transmission Line Relay
Busbar Relay
WMH-800 is a digital busbar relay, providing an adaptive topology changes of the busbar arrangement, with comprehensive protection and monitoring functions for busars.
Feeder Relay
Integrated Relay
Busbar Relay
WXH-822C line protection integrates protection, control and monitoring functions, providing efficient feeder protection solution for utility and industrial distribution substations.
Integrated Relay
Integrated Relay
Integrated Relay
HSR146 integrated relay is a reliable and cost-effective choice for MV and LV application, like feeders, motors, distributed and centralized generation, both for utilities and industries.
Operation Box
Integrated Relay
Integrated Relay
ZFZ-812E is a split-phase circuit breaker operation box, with functions such as pressure blocking, position monitoring, tripping and closing holding and anti-tripping, and voltage switching.