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Transformer cooling fan automatic control circuit
Source: InternetPublisher:桂花蒸 Keywords: Transformers automatic control circuits fans protectors Updated: 2020/04/10
It can realize the automatic start and stop of the transformer cooling fan according to the temperature of the transformer oil to achieve the purpose of protecting the fan
and saving electricity. In the figure a, KP is the electric contact pressure thermometer; K is the normally closed contact of the integrated protector . When the protector operates
, the contact is disconnected and the fan stops running.
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