supply of portable induction heaterportable induction heater,portable induction heater for dismounting of inner race of bearing from 4.5/25 kw alternator shaft. as per precision instrum ents model no. pihr 20 or equivalent in hitech, mildsteel. specifications: (1) input power supply: 3-phase, 415 v, 50 hz.; (2) output frequen cy maximum 30 hz.; (3) capacity 12 kva; (4) cooling: forced air cooling.; (5) power control from 0% to 100%. (6) heating mode: temperatu re and time mode.; (7) temperature control: 0 to 250 degree c.; (8) sensing accuracy: +- 5%.; (9) accuracy: +- 0.1%.; (10) time controls: a djustable as per selection. [ warranty period: 30 months after the date of delivery ] ]