Converting A CA7 Contactor With An AC Coil To A DC Coil
Question:
Can I swap coils from AC to DC (or vice versa) within the same contactor?
Answer:
For Sizes CA7-9...55 Contactors, the answer is NO!
![Sprecher & Schuh Series CA7 37A 240V contactor](https://rockwellautomation.scene7.com/is/image/rockwellautomation/16x9-ca7-37-contactor.2400.jpg)
The CA7-9...55 Contactors cannot be converted from an AC - and, it cannot be converted from a DC to an AC coil. This is because the coil armatures used with the AC and DC coils are different.
For Sizes CA7-60...97 Contactors, the answer is YES!
![Sprecher & Schuh Series CA7 97A 120V contactor](https://rockwellautomation.scene7.com/is/image/rockwellautomation/16x9-ca7-97-contactor.2400.jpg)