frequency protectors provide continuous surveillance of the monitored circuit . When the frequency moves outside the set point limit, the relay will operate giving an alarm , control or tripping single . An illuminated LED indicates when the relay is energised. Other features of this device are : - Adjustable setpoint - Adjustable differential - LED trip indication - Auto Reset - 2 pole relay contacts - Internal time delay (factory setable) Bornika is the exclusive agent of Ziegler company in the fields of consultation , sales and distribution of power industry products including Frequency Relay .
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