![AC contactor reading only 1 ohm and has 3 wires going into the line side (black, red, yellow). Is the yellow supposed to be there? : r/hvacadvice AC contactor reading only 1 ohm and has 3 wires going into the line side (black, red, yellow). Is the yellow supposed to be there? : r/hvacadvice](https://preview.redd.it/ac-contactor-reading-only-1-ohm-and-has-3-wires-going-into-v0-rg92yamxwn9b1.jpg?width=1080&crop=smart&auto=webp&s=1709f8c56d6704c5ccc61d91f09525336dadc17c)
AC contactor reading only 1 ohm and has 3 wires going into the line side (black, red, yellow). Is the yellow supposed to be there? : r/hvacadvice
![Is it allowed to energize a contactor coil from the voltage source coming through the contactor? Is it the same for relays. Like in the picture - Quora Is it allowed to energize a contactor coil from the voltage source coming through the contactor? Is it the same for relays. Like in the picture - Quora](https://qph.cf2.quoracdn.net/main-qimg-2afbd20d5763622bfde8bbccde55783b.webp)
Is it allowed to energize a contactor coil from the voltage source coming through the contactor? Is it the same for relays. Like in the picture - Quora
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24 volt vs 240 v coil contactor wiring diagram Air Conditioner Contactor... | Refrigeration and air conditioning, Air conditioner maintenance, Air conditioner
![Copper Coil AC Contactor 3P Motor Contactor Normally Open Power Contactor Coil Air Conditioner Contactor 380V 25A : Amazon.co.uk: Business, Industry & Science Copper Coil AC Contactor 3P Motor Contactor Normally Open Power Contactor Coil Air Conditioner Contactor 380V 25A : Amazon.co.uk: Business, Industry & Science](https://m.media-amazon.com/images/I/61ina2ThYwL._AC_UF1000,1000_QL80_.jpg)
Copper Coil AC Contactor 3P Motor Contactor Normally Open Power Contactor Coil Air Conditioner Contactor 380V 25A : Amazon.co.uk: Business, Industry & Science
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