if contactor has 24 v, it means that it has power on. 24v is used for trigger contactor to pass voltage to outgoing lines to fan and compressor.
because
所有跟帖:
• 這我知道,但班長說,如果有24v,就是壞的,為什麽? -monkeyboy- ♂ (173 bytes) () 08/03/2012 postreply 12:11:53
• ok... -比花花還花- ♂ (369 bytes) () 08/03/2012 postreply 13:33:50