AnswersDrive2nd November 2019
bestofmachinery
18
How long does it take to trickle charge a dead battery?
A trickle charger usually operates at around 2 amps and it is going to take a long time to charge up your 12 volt car battery (read our full guide here). It can take as long as 24 hours to get the battery up to an acceptable charge, depending on how depleted your battery is when you start charging.
What is the meaning of trickle charge?
Trickle charging means charging a fully charged battery under no-load at a rate equal to its self-discharge rate, thus enabling the battery to remain at its fully charged level.[ 1][2] A battery under continuous float voltage charging is said to be under float-charging.[
1
What does a trickle battery charger do?
A trickle charger is a car battery charger designed to be left on a car for a long period of time to re-charge the battery. It slowly adds the charge to the battery and does not allow for the normal depletion of charge that batteries commonly have. It keeps the battery from being depleted from non-use.
2
Can you overcharge your car battery?
While a few variables may be involved with overcharging a car battery, the results are simple to check. A battery can quite simply die from being overcharged. This is the safest side-effect, but not the only thing that can happen. An overcharged battery will boil the sulfuric acid and distilled water mix.
3
How long should I run my car after jumping the battery?
If your car does start, let it run for a few minutes to help charge the battery further. Unhook the clamps in the reverse order of how you put them on. Be sure to drive your car for about 30 minutes before stopping again so the battery can continue to charge. Otherwise, you might need another jump start.
4
How long should I idle my car to charge the battery?
"Starting the engine draws 100 to 130 amps, and idling the car for 15 minutes might put back three or four amps," Brown-Harrison says. "If you're idling only for 15 to 20 minutes, the battery never truly gets recharged. So each time you start and leave it to idle, the charge will get lower and lower and lower."
5
How long does it take to charge a car battery at Autozone?
Take your battery to AutoZone. We have a Duralast Fast Charger that can charge your battery for free while you wait. The fast charger charges 12-volt batteries in about 30 minutes. AutoZone also offers overnight battery charging for 6 or 12-volt lawn and garden, motorcycle and marine batteries.
6
How long does it take to get a new battery?
Make 2-3 back to back appointments, and ask the genius to replace the battery within that time. That should give 30 or 45 minutes to do the battery replacement. And it should really only take about 10-20 min including the paperwork.
7
How long should I drive to charge my battery?
So it will take more than 30 minutes to 1 hr to reach fully charged condition from a typical worst case of 70% state of charge of battery. But in a high way drive cycle with high rpm ranges the alternator will generate high amperes and battery will be more than 95% with in 30 minutes.
8
How long does it take to trickle charge a lawn tractor battery?
Set the battery charger to 12 volts and 10 amps or less. Plug in the charger. The charger should fully charge the battery in one hour at the 10-amp setting. You might have to charge the battery longer if your amp setting is lower.
9
How far do you have to drive to charge a car battery?
Generally, if you can keep your engine RPM up, your alternator will charge your battery at a faster rate. If you are driving on a motorway, you should be able to charge your car battery in 30 minutes. If you are driving in the city, it may take an hour or more.
10
How long does it take to charge a dead battery?
Determining Charge Time. The more discharged that your battery is, the longer it will take to recharge it. Batteries usually take several hours to recharge; if the battery is severely discharged (12.2 volts or less for an flooded battery) then it may take up to 12 hours or more to recharge.
11
Can you test a car battery?
Fully charged automotive batteries should measure at 12.6 volts or above. When the engine is running, this measurement should be 13.7 to 14.7 volts. If you don't have a multimeter to tell you the voltage of your battery, you can do a test of your electrical system by starting the car and turning on the headlights.
12
How many volts should a 12 volt battery have?
The actual resting voltage, or the voltage a battery will settle at 12-24 hours after being removed from the charger, is closer to 2.1 volts per cell, or about 6.4 volts for a 6v battery, and 12.7 volts for a 12v battery. These numbers assume 100% healthy cells, and may vary a bit lower for older batteries.
13
How long does it take to charge a car battery at 2 amps?
A basic charger usually charges at around 2 amps - and so needs 24 hours to deliver the 48 amps needed to fully charge a flat, 48 amp hour battery. But there is a wide range of chargers with different charge rates on the market - from 2 to 10 amps.
14
How many amps does it take to start a car?
400 amps is probably enough to start most small to midsize CARS and the smallest of SUVs and trucks. To start "bigger" vehicles you will probably need the 1000 amp unit. The battery for your car is picked out by the engineers so it's cold cranking amps (CCA) number is bigger than the needed amps to start the engine.
15
What is a car battery tender?
What is a Battery Tender? It's a device that plugs into a standard AC outlet and transfers power in the form of amps to your 12 V battery to keep it operational over long periods of inactivity. Battery Tender battery chargers are essential if you have seasonal vehicles that sit for months without being used.
16
How long does it take to charge a car battery with a 6 amp charger?
If the battery voltage is below 11.85 and your charger is putting out a 5-amp charge rate, it will take about 12 hours to fully charge a battery with 400 to 500 cold cranking amps. The same battery will take about 6 hours to fully charge if the charge rate is 10 amps.
17
How long does it take to recharge a car?
Time to charge an electric car can take as little as 30 minutes or up to 12 hours. The time it takes to charge depends on the size of the battery and the speed of the charging point. A typical electric car (Nissan LEAF 30kWh) takes 4 hours to charge from empty with a 7kW home charging point.
18
How long does it take to charge the Tesla?
From zero to 300 miles would take about 52 hours at that rate. With a single onboard charger connected to a 240-volt outlet, which Tesla recommends, the pace can reach speeds up to 31 miles of range for each hour of charging, meaning a full 300-mile charge takes less than 9.5 hours.
19
How long does it take to charge a motorcycle battery on a trickle charger?
The 65Ah battery in my car, will take 18.5 hours to charge. On my bike battery charger at 6Amps from completely flat, it will take 11.25 hours to charge 9ah battery. The charger should adjust to a maintenance charge once it's full, assuming it is a half polite charger!
20
Which color is positive for jumper cables?
The jumper cables are marked with colors or stripes to help you keep track of the two separate wires. Attach one end of the positive cable clamp to the positive terminal of the dead battery (the positive cable may have a stripe, or if the cables are marked with red and black, the red cable is positive).