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Can the coil A1-A2 and E1-A2 of CR1F supplied continuously

Published date: 13 September 2018

A1-A2 and E1-A2 coil of CR1F cannot be supplied continuously. In the coil , there is  an internal NC contact , when switch is on ON position, the moving part of the contactor will open the internal NC contact. 
For opening , we use the auxiliary contact 13-14 in series. 

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