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MK3000L – Combined Overcurrent Earth Fault Relay

MK3000L

COMBINED OVERCURRENT & EARTH FAULT RELAY

  • Multifunction numerical relay
  • Three-phase, three stages setting for phase overcurrent and earth fault
  • Negative sequence overcurrent
  • IDMT and definite time
  • Multi-shot autoreclose
  • Thermal overload protection
  • Two groups of protection settings
  • Disturbance records
  • Inrush blocking
  • Trip circuit supervision
  • Circuit breaker failure protection
  • Circuit breaker monitoring and alarm
  • Circuit breaker open/close control
  • Programmable LED
  • RS232 and RS485 MODBUS-RTU communication
  • Fault, alarm and event records with timestamp
  • Multifunction programmable outputs
  • Multifunction digital inputs
  • Complies with IEC 60255 standard
  • ANSI code: 46N, 49RMS, 50P, 50G, 51P, 51G, CLP, 50BF, 74TC, 79
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MODEL DESCRIPTION
MK3000L – 150D For 50/60 Hz, auxiliary voltage 24 ~ 150V DC
MK3000L – 240AD
For 50/60 Hz, auxiliary voltage 85 ~ 265 V ACor 110 ~ 370 V DC