Transformer integrated arc-free load-equipped tap switch
An on-load tap and transformer technology, applied in the field of transformer voltage regulation, can solve problems such as difficult control, contact ablation, and increased loss
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[0039] The present invention will be further described in detail below with reference to the drawings and embodiments. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.
[0040] figure 1 It is a circuit diagram of a transformer integrated non-arc on-load tap changer according to a preferred embodiment of the present invention; the switch includes a static contact connected to the transformer tap, and a moving contact connected to the transformer outlet terminal and driven by a motor Head D1, which also includes a control loop. The movable contact D1 includes a first two-way switch branch, a through contact, and a second two-way switch branch connected to an outlet terminal at one end; the first and second two-way switch branches are both powered by two power After the electronic switch combination is connected, a buffer circuit is connected in parallel, and then connected in series with a fuse. T...
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