Russia customer use this rectifier for preheating their bus bar in polymer concrete area.
The purpose of this device is to preheat long runs of bus duct in winter time. The device is straight forward, fool proof, and very ridged. It will operated in harsh conditions in Russian winters outside at -30°C, rain, ice and snow can be present. So, all the compents can stand harsh environment, even under the temperature of -30°C.
Input voltage is 3*400V+N+Earth. The device connected by means of an appropriate fixed CEE male plug , mounted on the top plate in order to prevent damage during transport.
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