Transformer de-energized tap changer W series

single-phasethree-phase

Type WSL De-Energized Tap Changer (herein referred as tap changer) is of in-tank structure and without separate oil compartment. It is mounted to transformer tank by a tap changer head ange. By the operation method, tap changer can be divided into motor driving at man position, and manual drive mechanism operating at man position as well as hand wheel manual operation on the top.