Dry Type Product
KPRS manufactures Dry type transformer both in class 'F' & 'H' insulation up to 1000 KVA, !! KV and in general confirm to IS:11171/2026-1997. The transformers are housed in ventilated enclosure with tappings on HV side in steps of 2.5% by either off-circuit link or Tap Changer. The termination can be Base Bushings, Cable Boxes or Bus Duct.

As dry type transformers are maintenance free & fire safe, it can be installed in a very hard trying conditions like dusty, humid, salt ladden, chemical or fire risk and are in use for Hotels, high rise buildings, hospitals, factories commercial & entertainment complex, oil refineries, chemical & Fertilizer Plants, Steel Industries, Marine & Offshore Projects, Power Plants, Utilities and compact substations, Remote Installation, Fire prone areas where oil filled transformers pose a fire risk and whereever safety is the first priority.

Specification:

Production Ranges: 25KVA to 1000 KVA

Voltage Class: 11000V/433V

Cooling : Oil Cooled

Type: Fixed tap and OFF-LOAD with 5 position either by link type or tap changer in steps of 2.5%

Frequency: 50Hz.

DYn 11 Vector Group:

D: The winding primary is connected in Delta

Y: The winding secondary is connected in Star

n: Neutral brought out in 11 'O' Clock

11: Position is called n (120 Deg. Phase angle)