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Bengaluru, Karnataka-560022, India+(91)-80-23473977
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Phase Failure Relay

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Being the market leader in this domain, we are affianced in offering a wide range of precision designed Phase Failure Relay. It operates almost instantaneously and protects the motor under any of the conditions. Manufactured using high grade raw material and contemporary technology, this is broadly demanded in the market. Our quality controllers test this relay against various quality parameters to ensure their flawlessness. Known for their unique attributes, this relay is offered at market leading prices.


  • Withstand fluctuation of voltage
  • Application specific design
  • Durability


  • The electronic circuit is of the most modern design and high grade components are used to ensure efficient performance
  • It is designed to be used for motors of any HP
  • LED is provided on the relay which will be off in case of Single Phasing or Phase reversal of input terminals of the motor
  • It is normally supplied in a molded dust-proof enclosure
  • Relay can be supplied with time delay and under/over voltage cut-off if required


  • When there is disconnection of any one of the lines to the motor
  • When the motor connections are reversed in phase
  • When supply voltage is unbalanced


  • System 415 V, 3Ph, 50Hz
  • Voltage Variation: +10% and -20% of system Voltage
  • Auxiliary supply: 1 set of 1N/o and 1N/c
  • Relay contacts: Change over contacts
  • Rating of relay contacts: AC-400 VA (Resistive) or 220 VA (Inductive) with Max 5 amps at 415 volts


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