Single Input - Ranges from 1 KVA to 30 KVA

3 Input- 3 Output - Ranges from 3 KVA to 100 KVA- Air cooled

3 Input- 3 Output - Ranges from 30 KVA to 2000 KVA- Oil cooled



1 KVA to 2000 KVA

Input Voltage Range

Normal  Range170-270/ 295 V - 465 V    Narrow Range 190-465/360 V – 460V Wide Range 140-270/245V-465V  Other Ranges can be customized

Output Voltage

230V/400 V +/- 1%

Input Frequency

47 to 53 Hz

Correction Speed

Average 60 V per sec. phase to phase


(a) Electronic over & under voltage trip with time delay (b) Overload & short circuit protection through MCB up to 30KVA. For higher capacities optional at extra cost (c) Spike / RF suppressor extra cost

Operating temperature

0 o – 45 o C


LCD display to read phase to phase input/output voltage and output current

Effect of load power factor on Output Voltage


Nature of cooling

Natural air cooled up to 100 KVA / Oil cooled above 50 KVA

Single – phasing Prevention


Annunciation panel

Non-Latching led indications Caution – Input High/ Input Low



Manual bypass

Provided up to 30KVA. For higher capacities optional at extra cost

Provision of cabling

Input and Output cable termination with provisions for fixing cable glands

Servo motor drive

Rugged AC step synchronous motor

CNC machines,    Textile machinery , Large deep freezers, Packaging machines, Lifts & elevators, Air conditioning package units and plants , Medical equipments , Printing machines , Entire LT line stabilization for     factories / buildings / housing societies , Packaging machines , Any other microprocessor based machines