FMR-R
Feeder Manager Relay + Autoreclosure
46, 49, 50/51, 50N/51N, 67, 67N, 27/59, 59Uo, 74, 79, 81, 86, I2t, 51BF
- Three levels for phase overcurrent independentely programmable as directional or non directional
- Three levels for Earth Fault independentely programmable as directional or non directional
- Selectable Time current curves according to IEC and IEEE standards
- Two over/under voltage levels
- Two over/under frequency levels
- Zero sequence overvoltage level
- Two Negative Sequence current levels
- One Positive Sequence overvoltage level
- One Negative Sequence undervoltage level
- Trip circuit supervision
- Associated Circuit Breaker control (OPEN / CLOSE)
- Breaker failure protection
- Breaker interruption energy Si2t
- Two complete setting programs switchable locally or remotely
- Blocking input and Blocking output for pilot wire selectivity coordination
- Event Recording (last 100 events)
- Trip Recording (last 10 trips) complete with cause of tripping and values of the input quantities at the moment of trip
- Oscillographic recording of input quantities (8 channels, 32 sample/cycle, 2 sec each)
- Modbus RTU or IEC870-5 communication protocols
- RS232 serial communication port on Front Face
- RS485 serial communication port on Back Panel
- Synchronisation with other relays (resolution 1ms)
- Graphical display 128x64 dots
- 4 LEDS for: Power on/internal relay fault, Trip / alarm
- Trip circuit fault
- 6 Output relays totally user programmable
- 4 Digital inputs user programmable
- IP54 Protection degree
- Totally draw-out execution
