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This situation is perfectly fine, and relatively speaking, it can achieve a very good use effect, and there will be no problems, just the charging time is a little slower.
The ** of electric vehicle batteries is about a few hundred yuan each. The ** of electric vehicle batteries is affected by many aspects, such as brand, category, specification, market, etc. The key is to learn how to choose.
1. Check whether the electric vehicle battery product logo is complete. Including the name of the manufacturer, product specification model, manufacturing date, and trademark; Check whether the internal and external signs are consistent, especially check whether the product body has an eye-catching logo and production date.
2. Pay attention to the appearance of the electric vehicle battery. Look for deformation, cracks, scratches and leaks. The battery terminals should be clean and free of rust, and the signs should be clear.
3. Pay attention to the rated capacity of electric vehicle battery products. The larger the rated capacity of the battery, the longer the battery will be discharged, it is good not to buy a battery without a rating, but pay attention to whether it is dedicated to electric vehicles.
4. Buy brand batteries from well-known enterprises and large enterprises. Batteries are generally provided by professional battery manufacturers, and the quality of batteries produced by different brands and manufacturers is different, and there are also high and low. Well-known and large-scale enterprises have large scale, strong technology, good after-sales service, and battery quality is ensured.
5. Choose a smart charger with automatic control that matches the battery. The right charger can automatically adjust the charging size and time, which can help extend the life of the battery.
Chargers (chargers) are divided into power frequency machines and high-frequency machines according to the working frequency of the designed circuit. The power frequency machine is designed based on the principle of traditional analog circuit, and the internal power components of the machine (such as transformers, inductors, capacitors, etc.) are larger, and there is generally less noise when running with a large load, but the model has strong resistance in harsh power grid environmental conditions, and its reliability and stability are stronger than that of high-frequency machines.
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No problem at all, as long as we are making this charger when it comes to. Ensure that they have the same polarity, then it can be used for alternative charging.
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A 90-volt 30-ampere charger can charge a 96-volt 30-ampere electric vehicle, but this will shorten the life of the battery, so in order to prolong its life, it is better to use the original battery.
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Hello, it is completely usable to use the charging of 30A is relatively slow, that is, the charging time will become longer.
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A 96-volt 30-ampere charger cannot be charged to a 32-ampere electric vehicle, which is relatively strict, even if it is 2 amps, it will burn out.
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Yes, but be careful not to charge it too long. Theoretically, it is best to use the original charger for the battery.
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In terms of the specifications of the charger described, it is completely usable.
The voltage is consistent, the nominal value of the current is slightly smaller, the error is less than 10, and the actual maximum time of use is slightly longer.
Of course, the specific design of the manufacturer will be more matching and have protection circuits. No problem for emergency use.
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A 96-volt 30-amp charger can charge a 96-volt 32-ampere electric vehicle. However, it is not possible to charge multiple electric vehicles in a row.
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No. The difference between 20A and 32A is that the charging current is not the same, the charging current of a 72V20Ah charger is a bit larger than that of a 72V15Ah charger.
Electric vehicle configuration with 72v32ah battery. It is generally equipped with 800W, 1000W, 1500W motors, and the average speed is generally about 45-55km h.
Taking a 1500W motor with an average speed of 55km per hour as an example, we can get a constant average current size of the motor power voltage = 1500W 72V), the theoretical driving time is about the battery capacity Average current = 32Ah, and the theoretical range is 85 km (theoretical driving time * average vehicle speed =.
If it is equipped with a 1000W motor with an average speed of about 50km h, then the 72V32AH battery life is about 115km or so. If it is equipped with an 800W motor, the average speed is about 45km h, and the theoretical range of the 72V32AH battery is about 130km. On average, the theoretical range of a 72V32AH battery is about 110 km, which is less than 150 km.
Therefore, from the perspective of theoretical endurance, it is really difficult for a 72v32ah battery to run 150 kilometers. Of course, there may also be a small number of models in the industry with a 72V32AH battery range of up to 150 km. For example, vehicles are equipped with energy** devices or energy-saving technologies, but these are relatively rare.
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Both chargers are generally not universal.
If it is a 20ah battery charger to charge the 32ah battery is no problem at all, but the charging time is slightly longer, but if the 32ah battery charger is used to charge the 20ah battery, then this is a fast charge, it is very dangerous, usually after a week of continuous use, the battery capacity will be seriously reduced, and the mileage will be significantly shortened.
Introduction: An electric vehicle charger is a charging device specially configured for the battery of an electric bicycle. Classification of chargers: with and without power frequency (50 Hz) transformers, it can be divided into two categories.
Freight three-wheel chargers generally use chargers with power frequency transformers, which are large in size, heavy in weight and consume electricity, but reliable and cheap; Electric bicycles and electric motorcycles use so-called switching power chargers, which are power-saving and efficient, but they are easy to break.
The correct operation of the switching power charger is: when charging, insert the battery first, and then add mains; When sufficient, cut off the mains power first, and then unplug the battery. If you unplug the battery first while charging, especially when the charging current is high (red light), it is very easy to damage the charger.
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In principle, it is not matched, it cannot be used for a long time, twenty can be used for thirty electric vehicles, but the charging time is longer, thirty can also be used for twenty electric vehicles, the charging time is short, and long-term use is not good for the battery.
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It is not universal, and the capacity varies greatly.
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The small ones can be filled with large ones, and the big ones are better not filled with small ones!!
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The charger is used normally: the charger should be used as many volts as the number of volts of the battery. For example, a 60-volt battery can only be used with a 60-volt charger, and if it is charged at 72-volt for a long time, the battery will be scrapped quickly.
The most obvious feature of battery damage: battery heating.
Deformed, with a big belly. There is a possibility of burning and fire. So put an end to charging with an overvoltage charger.
But no matter what, there are special times, such as the car owner asking for charging. A 72-volt charger can also be used to charge a 60-volt battery as a last resort.
There are three things to note:
1. The charging time should not exceed one hour. Half an hour is best, as long as you can ride home. Watch the time when charging.
2. Be sure to remember to turn off the electric door lock when charging. Because of the overpressure, there is a risk of burning out the controller.
3. Unplug the charger after charging for a certain period of time, and do not open the electric door lock immediately. Be sure to wait 10 minutes before riding your bike and walking, using economy when riding on the road.
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When the battery is low, it is okay to temporarily charge the 60-volt battery with a 72-volt charger, and the time is limited to 1 hour.
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It's okay to be in an emergency, you have a voltmeter in your car, right? The charger is plugged in and looks at the voltmeter, the voltage shows that it is 73V when it is unplugged and the charger is on the line, at this time the voltage of the 5 batteries is almost all around, that is, the full voltage, if you do not pull out, the 72V charger will charge the battery pack to 88V, so that a battery will be close to 18V, this has been overvoltage a lot, it will definitely not work Occasionally use it like this, just stare at the voltage, if you want to use it for a long time, change the voltage divider resistance of your 72V charger, Just turn up the point resistance and change the output voltage to 73, or buy one, it's not expensive to go about 20 on the Internet.
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It is not possible to charge a 60-volt electric car with a 72-volt charger.
The output voltage of the 60 volt charger is 73 volts, which charges the 60 volt battery, while the output of the 72 volt charger can reach 88 volts, and the voltage is 14-15 volts higher, it is very likely that the battery will be charged, and it is not known what the charging current is, which is unknown. If the battery is charged, it will be irreversible.
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No. Charge a 72-volt battery with a 60-volt charger, the charger should never turn red to green, which means that it will always be charged non-stop, and the battery pack will definitely be scrapped. The size of the charger should be the same as the size of the battery before it can be used, there are 36V, 48V14A, 48V20A, 48V24A, 60V14A, 64V20A, 60V20A and so on.
The charger is best equipped with a battery, and the mismatch will cause greater damage to the battery and will easily cause potential safety hazards.
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Of course, this is not possible, the voltage is different and cannot be used, and the battery will be charged.
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This is absolutely a no-no.
1.If the charger current is greater than the battery, the electrode plate will be overheated, causing damage to the plate and reducing the service life of the battery.
2.If the charger current is less than the battery, the charging time will be prolonged, and the charge will not be saturated, which will affect the use of the battery.
3.A charger that matches the battery must be selected.
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Definitely not. The voltage is different, it cannot be used, the battery will be charged, or the charger will burn out.
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If 72 volts is the output voltage of the charger and the electric car is a lead-acid battery, you can charge it.
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Summary. Hello dear, you can use it, and you can use it with the same voltage. The 72V30Ah charger can theoretically charge the 72V20Ah battery, because their voltage is the same, but it is necessary to pay attention to whether the 72V20Ah battery will support charging, if the 72V20Ah is not charged, it must not be charged, otherwise it is prone to safety accidents.
It is recommended that you take a look at the 72V20Ah battery specification or consult the corresponding battery manufacturer, and ask whether it can support charging, and everything must be safety first.
The original charger of the electric car is 72v20ah, can it be charged with a 72v30ah charger?
Hello dear, you can use it, and you can use it with the same voltage. The 72V30Ah charger can theoretically charge the 72V20Ah battery, because their voltage is the same, but it is necessary to pay attention to whether the 72V20Ah battery will support charging, if the 72V20Ah is not charged, it must not be charged, otherwise it is prone to safety accidents. It is recommended that you take a look at the 72V20Ah battery specification or consult the corresponding battery manufacturer, and ask whether it can support charging, and everything must be safety first.
Pro, electric vehicle charging precautions: 1. Electric vehicles cannot be charged in a state of power loss, and the general power must be charged when the power is about 20%, so as not to lose the battery. It cannot be charged in a corridor or an unventilated place indoors.
Electric vehicles that have not been used for a long time should be fully charged once a month. 2. The charger should be original, or it can be equipped with a charger for overcharge protection, which will automatically power off when it is full, and try not to choose other mismatched and informal chargers that will be fast charging. Do not overcharge, nor can you charge a small amount or more frequently.
3. When charging, the plug should be plugged into the electric vehicle battery first, and then the power supply should be turned on to ensure the stability of the battery voltage, and the battery and charger should not cover any object, so as to avoid spontaneous combustion fire caused by high temperature.
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Probably yes, depending on the charging current of the charger about 4A, it can be charged.
The 72V battery is fully charged, and the charger is limited to about 87V.
If the 72v35ah charger has less than the charging current, it can be used to charge the 72v20ah battery, and the charging time is more than 5 hours to be fully charged.
If the charging current is too large, it will damage the battery, the battery will deteriorate, and the battery life will deteriorate.
If the 72V20Ah battery has a short charging time and fast charging speed, the charging current is large. It may be that the battery capacity has become smaller, the charging current rate has become larger, and the charging speed is fast, which damages the battery.
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Yes, the charging time will be shorter, and it is necessary to pay attention to safety issues such as overcharging and heating.
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There is no problem with lithium batteries, try not to charge lead-acid as much as possible, occasionally emergency use can, lead-acid battery charging rate has an upper limit, basically it takes 8 to 10 hours to be full, 35ah this current is about 4A, charge 20ah battery for 5 hours, long-term use will damage battery life
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No, the output current of the charger is too large, basically nearly double the current of the battery on the electric car, you can use it, but this will cause the life of the battery to be too short, thank you.
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Under normal circumstances, a 48-volt charger cannot charge a 36-volt battery car.
The 48V charger needs to be used for the 48V battery car. Different electric vehicles will have different chargers, so be sure to use the original charger. The mismatched charger not only affects the charging speed, but also damages the battery, which is a shortening of the battery life.
The battery car must be charged sufficiently, and the power will be turned off two hours after the charger changes lights, so that the floating power of the battery will be sufficient.
If you don't use it for a long time, you should also have enough once every 20 days, and you can't mortgage it. When charging, the red light does not light up or only the green light is on, and the fuse is short-circuited in the charger. The output line of the charger is broken, the line from the charging socket on the battery box to the battery is not connected or the contact between the charging plug and the socket is not lit, and the battery pack connection line can be open or the fuse in the box is blown out.
In this case, there is no harm in this case, because after it is charged for a period of time, it will automatically sleep, so it will not cause any harm to its whole.
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How much does your battery pay for the output of 48v, this is the key question. It is recommended to find a master nearby.
It depends on the size of the charging current.
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