4 Element (3 Phase + EF) over current IDMT with instant trip.
Instantaneous OC Protection with adjustable Timer.
Selection of Curve: Six selectable curves (Normal Inverse1 (C1), Normal Inverse2 (C2), Very Inverse (C3), Extremely Inverse (C4), Long Time Inverse (C5) & Definite Time (C6).
Separate curve selection for phase and EF.
Latching of fault current up-to last 5 fault.
Site selectable CT secondary
Breaker Fail & Trip circuit supervision.
RS 485 Port for Remote SCADA & IEC60870-5-103 Protocol for Communication.
The ADR241C is a 3 OC and 1 EF Communicable Medium Voltage Protection relay with Instantaneous high set and programmable output design in very compact cabinet.
Multifunctional three phase monitoring relays, automatic phase sequence correction and separate monitoring of over and undervoltage (window monitoring) configurable, Without interrupted neutral monitoring, CM-MPS.43P