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Unread 18-10-2006, 23:26
yongkimleng yongkimleng is offline
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Re: making a bench top PSU with a old school PSU

Quote:
Originally Posted by Al Skierkiewicz
You also may want to consider that some supplies will not turn on without a minimum load. As stated above, these supplies do not play well with motors as loads. It is not so much the inductance as the stall current. A motor that is not moving is stalled and as such the current demand for many motors exceeds 30 amps when starting. Kit motors like the Chalupas and FP motors exceed 90 amps.
One way to run such motors safely is to throw in a relatively large wattage resistor of a certain amount of resistance calculated from your motor, to limit the inrush current. You should end up with a slow-starting motor.
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