Mikro's combined overcurrent and earth fault protection delivers comprehensive protection schemes for medium and low voltage applications. These cost-effective protective devices include three phase IDMT elements and definite time elements for overcurrent and earth fault protection. The higher end model, MK2200 and MK2200L also includes essential features such as Modbus RTU communication; control features such as cold load pickup blocking, breaker failure, and digital input. Mikro's COCEF also offers enhanced diagnostic features such as fault data recording.

Key Benefits

  • Programmable relay outputs provide a high degree of flexibility
  • Definite time for low-set and high-set
  • Digital display for ease of use
  • Robust casing protects the unit from external interference
  • Complies with IEC 60255-26 standards

Applications

  • Feeder incoming protection
  • Outgoing protection
  • Busbar protection

Numerical microprocessor based three phase Combined Overcurrent and Earth Fault Relay

Ordering Information

 

Model

Description

MK2200L - 240AD

For 50/60Hz system, auxiliary voltage 85 ~ 265VAC or 110 ~ 370 VDC

MK2200L - 150D

For 50/60Hz system, auxiliary voltage 24~150 VDC

MK2200 - 240A

For 50/60Hz system, auxiliary voltage 198 ~ 265VAC

MK2200 - 240AD

For 50/60Hz system, auxiliary voltage 85 ~ 265 VAC or 110 ~370 VDC

MK2200 - 150D

For 50/60Hz system, auxiliary voltage 24 ~ 150VDC

MK1000A - 240A

For 50Hz system, auxiliary voltage 198 ~ 265VAC

MK1000A - 240AD

For 50Hz system, auxiliary voltage 85 ~ 265 VAC or 110 ~370 VDC

MK1000A - 150D

For 50Hz system, auxiliary voltage 24 ~ 150VDC

MK1000A - 240AD6

For 60Hz system, auxiliary voltage 85 ~ 265 VAC or 110 ~370 VDC

MK1000A - 150D6

For 60Hz system, auxiliary voltage 24 ~ 150VDC