HCKR-2 is heating element device, measures consistently the current that flow through immersed heating element.
Temperatures of lubrication oil in generators gear box or air-condition units have to be controlled; it obtains by immersed heating element. The HCKR-2 indicates if the element operates or not. When the heating element
operates, output relay energizes.
The relay disconnects if the heating element fails to work or the supply voltage has been removed from the device.
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