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Numerical Overcurrent & Earth Protection Relay Type : MJT 314


MJT 314 over current relay combines the power and flexibility of microprocessor technology with decades of experience in the field of protection. A wide range of protection elements and characteristics are supplemented by advance features such as metering, fault recorder and communication. MJT 314 offers inverse time and definite time over current protection for phase fault and earth fault with communication.


  • Distribution Feeders
  • Transmission lines
  • AC machines
  • Capacitor banks
  • Transformers
Standard Features
IDMTL / DTL phase fault over current stage (50/51)IDMTL / DTL earth fault over current stage (50N/51N)
Readable human machine interface with backlit LCD displayDigital input for group changeover application
Two group settings
Storage of five fault records
Internal realtime clock
Suitable for flashing faults
Both 1 A and 5 A ratings in same relay
Wide range of current settings
Suitable for wide range of auxiliary supply
Non volatile memory for trip indication
Low AC and DC burden
Self monitoring facility
Please ask for a quote     info@erlmint.com

MJT 314.pdf

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