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Starter Motor Current

Posted: Sat Oct 28, 2006 7:18 pm
by superg
I have a old holden starter motor and i was just wondering how many amps a starter motor draws, i think it gets higher under load doesnt it, but does anyone know how to find out how much current it draws?

Posted: Sat Oct 28, 2006 8:45 pm
by drivesafe
Hi superg, your correct about about the amps go up according to the load being put on it.

Free wheeling, a start motor can pull as little as 5 or 6 amps but to know what the loaded current is you should try and get your hands on a clamp meter.

With a clamp meter, you can measure the amps being draw by the motor without having to tamper with the cable going to the motor.

Cheers.

Posted: Wed Nov 08, 2006 5:59 pm
by AussieGQ
You would be looking at peaking about 300 amps at first crank.