Mfr: Constant voltage transformers (sinewave ranging from 425 VA to 7.5 KVA) Inverter grade CVT 425 VA to 7.5 KVA for UPS High frequency I.G.B.T. based convertor and Invertor. Transformers for UPS up to 100 KVA & 1ph up to 40KVA capacity. Mg Dir: S. Avtar Singh; Jt Mg Dir: S. Ajit Singh.