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Earth Fault Protection Relay

Earth Fault Protection Relay
Earth Fault Protection Relay
Product Code : COP -E
Brand Name : MRM PROCOM
Product Description

With rich dedication of our engineers, we are engaged in manufacturing, exporting and supplying Earth Fault Protection Relay. This relay is manufactured using supreme quality components and innovative techniques at our advanced production premises. Offered relay is widely demanded in the market to provide protection against electrical faults and over currents. In addition, clients can purchase this Earth Fault Protection Relay from us at market leading prices.


  • Easy to operate
  • Low maintenance
  • Longer life 
  • Noiseless operation



  • 16 Bit RISC, state of art, microcontroller based System.
  • Fundamental measurement of all measured parameters with 1% accuracy of measured value (Not full scale)
  • Backlit LCD Display for easy reading and parameter settings. No need to consult the manual while programming the unit. All system parameters are user programmable
  • All the inputs such as AC voltage and auxiliary voltage are completely isolated
  • Fast Fourier Transformation to extract fundamental components of current and voltage to avoid spurious tripping
  • Housed in 92X92mm Din Standard housing.
Protection, Supervision Salient Features
  • Three Phase Over current Protection (COP-IE, COP-I)
  • Three Phase Short Circuit Protection (COP-IE, COP-I)
  • Earth Fault Protection (COP-IE, COP-E)
  • High set earth fault protection (COP-IE, COP-E)

Display and Measurement

Display of R,Y,B Phase Current, Display of neutral / earth current

Salient Features

  • Wide range SMPS auxiliary supply (supply range from 50 to 300 VAC/DC Or 8-35 VDC)
  • Digital fast Fourier transformation.
  • Selectable display of current in primary or secondary value
  • Two digital inputs for external reset and external blocking.
  • One common trip contact
  • Three programmable alarm contact
  • Selectable auto / manual scroll of measurement

Output Contact

Four NO contact Contacts are available, one is reserved for tripping function, three are programmable for alarm function.

  • Trip (NO Contact)
  • Alarm 2 (NO Contact)
  • Alarm 1 (NO Contact)
  • Alarm 3 (NO Contact)

Technical Specifications

AC voltage withstand

330 VAC, Continuously, (Phase to neutral)

Frequency Range

40-70 Hz

Rated Current

1A /5A

Current withstand

4 times rated current

Measurement Accuracy

Voltage & Current



+O. 05 Hz.

Surge 1.2/50Usec


Auxiliary Voltage

8-35V/DC OR 50-300 V AC/DC

Contact Rating

230 VAC, 5A

Cut out Dimensions

90mm X 90mm



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Contact Details
    Faridabad, Harayana, India
  • Plot No. 20-21, Sector 59, Phase-2, Faridabad - 121004, Haryana, India
  • Send Inquiry      Call Me Free Offline Send SMS
  • Mr. Pankaj Gupta (Director)
MRM PROCOM PVT. LTD. All Rights Reserved.