Boiler induced draft fan circuit (2)
Source: InternetPublisher:风向双子座 Updated: 2016/09/27
This circuit ensures that there is sufficient time difference during the switching process of Y-△ decompression start. That is: in the KM2 coil control circuit, two pairs of contacts are connected in series to ensure that there is sufficient time difference between Y-△ during the switching process. Latest Control Circuits Circuits
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