MiCOM P12x
MiCOM P120, P121, P122, P123, P125, P126 and P127




3 Phase Overcurrent and Earth Fault Protection Relays


MiCOM P12x is a range of directional and non-directional overcurrent relays from single phase or earth fault up to the multifunctional three-phase P127 device with voltage protection functions. Models available: MiCOM P120, MiCOM P121, MiCOM P122, MiCOM P122C, MiCOM P123, MiCOM P125, MiCOM P126, MiCOM P127


MiCOM P12x offers a wide range of protection functions allowing its use in many applications including:

Main or backup protection on MV/HV systems
Overhead lines & underground cables, backup on HV systems.
Insulated, solid earthed, resistance earthed, and Petersen coil earthed neutral systems
MV subscribers, Industry, Transport
Generator and Transformer schemes