These set are deigned to deliver continuously variable current (AC) at low voltages of the order of 2 to 10 volt, The set can be designed to deliver current be as high as 4000 Amps, depending upon customers requirement.. The set can be used to Test CTs, conduct temperature rise test on contacts and CTs , testing of overload relays etc..
It is a composite unitwith in build variac, ammeter, and other controls etc and can be mounted on castors.