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> OT inverting power from 24 volts (help, please!), (2 batteries in my wheelchair)
Korijo
post Dec 6 2004, 01:21 PM
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I want to invert some power from my wheelchair. It has 2 12v batteries. It already converts 110v to charge them.

Here's what I want to do...

1) Power my video camera/charge the camera battery.

2) Run my electric lawn mower. (IMG:style_emoticons/default/wink.gif)

3) anything that needs 110v... (IMG:style_emoticons/default/idea.gif)


Anyone know what I need ? I dont know where to begin...
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Joe.D
post Dec 6 2004, 09:48 PM
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QUOTE(Korijo @ Dec 6 2004, 08:10 PM)
Looks like i have 2 70AH batteries.

Found this 24v inverter : 24v inverter
$$$

Is there no cord, or adapter thing to draw power from the charging port ?

I'm not sure I understand what you're asking here.

If the "charging port" is the AC "in" connection for power to charge the batteries. I think you're asking if you can get AC back out of the same connection.

It takes 110 VAC input and creates 28V DC output to apply to the batteries to charge them. The "charger (really, a rectifyer)" converts alternating current (AC) to direct current (DC) and steps down the voltage. It probably also adjusts the power applied to the batteries as they get closer to fully charged.

To get AC 110 from the 24 VDC batteries, you need an "inverter" that converts DC to AC and steps up the voltage to 110.

A battery charger isn't bi-directional; it can't create 110VAC by taking power back out of the batteries. You need an inverter to do that.

Joe
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