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...Power factor control input signals before automatic correction equipment is purchased the required for controller should be considered these can derived from several locations in an existing facility without need purchase of new i e a capacitor bank or filter with potential transformer and installation current this bulletin discusses external signal requirements pfc that nepsi offers some possible which figure typical medium voltage transformers are system line load general steps scale levels down to standard vac amps maximum must electrical such will sense lead when at unity pt connected phase c b ct illustrates connection measurement note has been placed downstream between arrangement most s operate properly controllers have capability perform internal rotation changes but it still advisable connect those up connections as shown table relationships proper operation h other left shows five fact there many if secondary leads swapped very common problem associated start made across any ...