- Selector switch type external/flange mounted
- On Load Tapchanger, suitable for distribution, sub-transmission and transmission range of applications.
- Only flange mounted tapchanger suitable for 132 kV delta application.
- Voltage rating from 33 to 132 kV and current rating upto 600 A.
- Available in various combinations of step voltage and currents with application for linear, coarse fine and reversing type of transformer windings.
- 33 kV 21 position linear 300 A
- Can be used for delta/ star connected transformers.
- 20 step, 21 position on load tapchanger for sub-transmission and distribution transformers.
- Suitable for furnace application, where number of operations are large.
- Commonly used for applications where fine voltage regulation is required over a wide range of voltage variation.