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Unread 15-02-2016, 00:54
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Re: Solenoid from a car door, any car door: are they legal in 2016?

Quote:
Originally Posted by paul.dornfeld View Post
Thank you for explaining the differences. How would I test for (and presumably prove for the inspectors) its 10 watt consumption, though?
Power = IV = V2/R. If the resistance across its inputs is more than 14.4 ohms, you can probably use that as proof that the solenoid uses no more than 10W at 12V. If not, you'll probably need some more documentation from the manufacturer.
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