Detail MCND 04 Negative Sequence Overcurrent Relay
Relay type MCND 04 is a negative phase sequence overcurrent relay and is intended, primarily, for the unbalance protection of ac . sequence current can cause serious overheating. The purpose of the relay is to disconnect the generator before an excessive temperature is. characteristic of the relay must match with the negative sequence withstand characteristics of the generator. The type MCND 04 relay has adjustable time.