Type PFV Phase Failure Relay - Manufacturer, Bangalore, India

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Product Code : N-04

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Product Specification

Type PFV Phase Failure Relay

Description: Type PFV phase failure relay, popularly called single phasing preventer. It operates almost instantaneously and protects the motor under any of the following conditions:

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

Construction:

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 moulded dust proof enclosure
Relay can be supplied with time delay and under / over voltage cut-off if required.

Tests:

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.

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