How long does a alternator need to run to charge a 12 volt car battery?

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Explore the latest questions and answers related to "How long does a alternator need to run to charge a 12 volt car battery?"

Answered: How can I run several small bulb/lights off of one 6 volt battery

You can run several small bulbs and lights with small amps and voltage requirement through series circuit which electricity flow in one direction.

Answered: Pv panel charges car battery?

Mark, as long as there is an electric output from the battery that is higher than the solar panel's input, there is no problem. You can wire the solar panels directly to the batteries without arming them. The problem comes when the battery is full, because there is no way to auto-cut the electric ...

Answered: Can I use a 12 volt, 6 amp battery charger to charge a 12 volt, 5 amp

Yes you can use 12Volts 6mah to charge 12Volts 5mah battery. Although it has small effect, you noticed that your battery will discharge faster than charging it with 12V 5mah.

Answered: How do you read the meter on a 12 volt 6 amp car battery charger? Is

You look at the needle. -When you first hook up to a low charged battery, it will swing up to around 7-9 amps, then fairly quickly recede to less than 6 if battery is good, reducing to near zero after 24 hours. -If the needle goes up to 6 or more and stays up over 24 hours the battery is shot.

Answered: I have a 24 volt system with two 12 volt batteries ...

Assuming you mean to connect your "common ground" between the two batteries and use a SPDT switch to select batteries your system won't work. It will work if you use a DPDT switch and eliminate the common ground idea. In this configuration the two center terminals (switching) connect to your meter ...
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More Questions

Charging battery

You can charge your battery on the vehicle and it won't damage the vehicle as i do it all the time

12 volts bulb on a 6 volt system

Yes you can. You need to add relay for the 12volts light bulb to prevent you CDI (capacitive discharge ignition) circuit from frying.

I have twelve 6 volt batteries how can I wire them so that I end up with

The answers given were excellent ! Especially the pictures... You should also consider getting a basic book on electricity and batteries, available at your local library, or even a Radio Shack store!

Can i charge 110 abattery of motrhome battery when driveing

If your motor home complies with DOT, and has a 120 VDC system, then your batteries are connected in series, have a voltage regulator, and cannot over-charge under any conditions. Dual-alternator systems on Midas and Chinook motor homes are sufficiently robust never to suffer problems in normal ...