Bharat Heavy Electricals Limited is the manufacturer of Corridor Type Duplex Control and Relay Boards. Bharat Heavy Electricals Limited is ISO 9001, ISO 14001 and OHSAS 18001 certified company. The Corridor Type Duplex Control and Relay Boards are specially designed for control, protection, alarm, indication, metering and synchronizing functions etc. They are also applicable for power stations, sub-stations and industrial plants of various system voltages.
