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cable differential protection relay
cable differential protection relay
line differential protection
line protection relay
line differential relay

AM5SE Medium Voltage Line Protection Relay

  • A complete set of protection, related to the application;

  • 8 current input, 4 voltage input, 16 DI, 10 DO;

  • Auxiliary power supply adapts with AC220V, DC220V, DC110V, AC110V;

  • 2 RS485 serial communication, IEC 60870-5-101, IEC60870-5-103 and Modbus-RTU;

  • 1 RS232 for user update;

  • 1 GPS for GPS timing;

  • More than 200 sequence of event records, more than 400 system logs, and more than 10 seconds tripping context records;

  • Powerful graphic programmable Logic.

  • Line protection Motor protection Capacitor protection Feeder protection

Specifications of AM5SE Medium Voltage Line Protection Relay


Rated InputRangeAccuracyPower Consumption
Power SupplyAC220V/DC220V DC110V,DC48VRated inputx(1±20)------≤10W(DC)
Voltage InputAC100V/100/0.3V1~120V±0.5%≤0.5VA single phase
Frequency50Hz45-55Hz±0.1Hz-------
DIAC220V/DC220V DC110V,DC48VRated inputx(1±20)-------≤1W(DC220) Single DI


Drawings of AM5SE Medium Voltage Line Protection Relay

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