Multi Function Digital Voltage Relay, EP4-1
- Digital voltage indicator and fault detector
- Over voltage detection with 0.1sec~120sec tripping delay
- Under voltage detection with 0.1sec~10sec tripping delay
- Phase-loss detection with 2sec fixed tripping delay
- Phase sequence detection with 0.5sec fixed tripping delay
- 3-phase voltage balance(±5%) decetion with3sec fixed tripping delay
- Phase-loss detection with active motor
- Manual / Auto Reset selectable - 1sec or 5sec auto reset tripping delay