VOLTAGE PROTECTION RELAY BLOCK MICOM P921

Application:-
1. Comprehensive voltage protection

Protections:-
1. Undervoltage, 3-stage, IDMT and DT
2. Overvoltage, 3-stage, IDMT and DT
3. Residual overvoltage, 3-stage, IDMT and DT

This VOLTAGE PROTECTION RELAY BLOCK is easily insert in your schematic diagram and connect as you like way.

Functions:-
• Available configurations:
1. 3 (phase-neutral)
2. 2 (phase-phase + residual)
3. 2 (phase-neutral + residual)
4. 1 (phase-phase + residual)
5. CB state monitoring
6. Blocking logic
7. Programmable 2 binary inputs, 4 output relays and LED diodes
8. Output contact latching
9. Communication standards: RS232, RS485
10. Transmission protocols: Courier, Modbus, IEC60870-5-103

Measurements
1. Voltages
2. Frequencies