Special features: analog/digital/LCD meters; low and high voltage cut off; overload and short circuit protection; single phase prevention; MCB/MCCB protection for higher capacity; auto/manual setting for output voltage correction in case of necessity; plug-in-type electronic board for fast service; all control wirings are properly coloured for easy identification; fastest rate of correction up to 70 volt per second; and 100% raw material inspection as per internal components manual.