Relay Protection

Entb300 feeder protection device can be used in a variety of wiring modes to support different types of power grids, such as neutral ungrounded system, arc suppression coil grounding system and small resistance grounding system.

Entb300 plus is a programmable microcomputer protection, measurement and control device with large capacity and redundancy design, which is suitable for the protection, control, measurement and monitoring of power grids with voltage levels of 110kV and be