Toroidal Cores type IR:

This is the most common execution. The use is to shunt on the transformer bushing or in switchgears under oil or SF6. Epro offers all kinds of standards and accuracy classes. There are two possibilities of outer bandage, the one with white polyester tape the other with „hostaphan“ foil for 3kV insulation when there is no intermediate layer when mounting in the transformer bushing. Hardly all customer desired options are possible to realize like color code for the connections, compensation winding for stray field or paper insulation etc.

 

Epro is producing the type IR in all sizes up to approx. 800mm as single core CT or together as multi core CT up to 6 cores. Weight limit is approximately 400kg.