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Differential Protection
– MiCOM Agile P441/2/4 Platform



P441 Line Distance Management Relay
  • Full scheme 5-zone distance, plus aided directional earth fault (DEF) and comprehensive backup protection
  • Highly flexible, allowing application on any power system network
  • Unparalleled speed, security and selectivity
  • P441 is under last-time buy. Orders may be placed until 30th June 2024 and will be fulfilled based upon availability. As an alternative, please refer to P44 or P444
P442 Line Distance Management Relay
  • Full scheme 5-zone distance, plus aided directional earth fault (DEF) and comprehensive backup protection
  • Advanced load blinding (Load Encroachment or Load Avoidance) to avoid tripping in highly loaded circuits
  • Comprehensive communication options including IEC 61850 and redundant Ethernet ports, Hot standby-Ethernet & Cyber security
  • The P442 is under last-time buy. Orders may be placed until 15th June 2025 and will be fulfilled based upon availability.As an alternative, please refer to P44 or P444.
P444 Line Distance Management Relay
  • Full scheme 6-zone distance, plus aided directional earth fault (DEF) and comprehensive backup protection
  • Advanced load blinding (Load Encroachment or Load Avoidance) to avoid tripping in highly loaded circuits
  • Comprehensive communication options including IEC 61850 and redundant Ethernet ports, Hot standby-Ethernet & Cyber security
  • IEC61850-9-2 interface option allows integration within digital substation process bus architectures