Search results with tag "Tap changing"

3-Phase Distribution Transformers 11 or 33 kV/415-240V ...

maximum plus tapping. Each tap change shall result in variation of 2.5% in voltage. Arrangement for pad locking shall be provided. Suitable aluminum anodized plate shall be fixed for tap changing switch to know the position number of tap. 9 OIL: 9.1 The insulating oil shall comply with the requirements of IS 335.

  Phases, Distribution, Changing, Transformers, 3 phase distribution transformers 11 or, Tap changing