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-   -   Whoever wanted that 24VDC, 500W power supply (https://www.diybanter.com/metalworking/156344-whoever-wanted-24vdc-500w-power-supply.html)

Ignoramus22440 May 6th 06 01:09 AM

Whoever wanted that 24VDC, 500W power supply
 
For the person with a salvaged wheelchair...

See

http://igor.chudov.com/tmp/eagle-picher-power-supply/


Seems to be a 500 watt, 24VDC nominal power supply. Seems to produce
25 volts actual. Has a 25 amp output breaker. It is actually very
light and seems to be a switchmode power supply, without a big beefy
transformer.

It is actually a UPS, if you insert batteries there, it would be able
to maintain power even if AC power is lost, but it happily produces
DC power without batteries, on AC.

It seems to work, I only measured voltage.

It has a very nice aluminum case.

i


mlcorson May 6th 06 03:27 PM

Whoever wanted that 24VDC, 500W power supply
 
Igor:
Thanks for your response.
At first blush, this looks like a trickle charger. I don't know enough
about it to say if it would work an on demand power source for a 400
watt, 24v dc motor. Maybe someone with knowledge about these things
here on RCM can give their opinion if it would work for that purpose.
What think?
-Mike


Mike Berger May 6th 06 05:23 PM

Whoever wanted that 24VDC, 500W power supply
 
Yes, that's an AC UPS, not a DC power supply. The chargers
typically maintain a float voltage and trickle-charge the
batteries. This one is designed to go on-line when the power
drops out, and the batteries supply all the current. The
rest of the time it's just passing on AC from the line and
generating enough DC to charge the batteries and operate the
logic circuits.

mlcorson wrote:
Igor:
Thanks for your response.
At first blush, this looks like a trickle charger. I don't know enough
about it to say if it would work an on demand power source for a 400
watt, 24v dc motor. Maybe someone with knowledge about these things
here on RCM can give their opinion if it would work for that purpose.
What think?
-Mike



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