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8/15/2022 10:00:00 PM [车辆-E.V.] 分享

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As an automotive interior device to operate effectively, automotive high-voltage cables play an important role in it. The technology of key components such as batteries, motors, and electronic controls is inseparable from high-voltage wiring harnesses.


The appearance of high-voltage cable sheath is generally cross-linked polyethylene insulation, XLPE, PVC, etc., but the structure of high-voltage cable is composed of core, inner insulation layer, semiconductor layer, steel armor, filler, outer insulation layer, etc.; conductor is copper or plated Tin copper, but in conventional cables, copper is mostly used as the conductor. Cables with different uses use different materials, but the cores are copper or aluminum. The specific use of copper, aluminum or tinned copper is related to the price of the market materials and can only be used in special cables.


However, how many layers of high-voltage cables do they play?

The high-voltage electricity is sealed to three layers, the innermost layer of the first layer is an insulating layer, and the next layer is a conductive layer, among which there are shielded or unshielded cables. The shielded cable has an improved electric field. As a measure of distribution, a conductor wrapped with a conductor outside the conductor is called a shielded wire. The conductor wrapped with a conductor outside the conductor is called a shielded wire, and the wrapped conductor is called a shielding layer, which is generally a braided copper mesh or copper moor (aluminum). Of course, the inside of the cable is a conductor, which conducts electricity as a whole product. The overall cable forms an insulating layer that truly protects the entire cable, and is generally divided into three layers for the correct function without damaging the cable.


For more about EV HV cable and Charging cables, Please visit or search:  https://www.omgevcable.com

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8/15/2022 10:08:00 PM [车辆-E.V.] 分享

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For new energy electric vehicles, for low-power charging piles, a minimum of 2.5 square wires can be selected, but BV wires are required. However, for the sake of insurance, 4 square meters or 6 square meters are basically used, and the carrying capacity is stable enough to charge electric vehicles. If the traces are too long, you need 10 square or even higher wires, etc.

Ordinary sockets are generally air conditioner sockets or specifications sockets for portable chargers. The charging power of electric vehicles is large, which may burn out the socket and cause fire and other dangers. You should use the correct charging method under professional guidance.


Electric Vehicle Charging Considerations

Electric vehicle users should master the correct charging time. It takes a longer time for pure electric vehicles to replenish energy. If you choose a home charging pile to charge, it will take nearly 8 hours to fully charge the battery. If you choose a fast charging pile, it will take 40 minutes to be fully charged to 80%. Get into the habit of charging frequently, and don't wait until the power is too low to recharge.

The battery should not be over-discharged. Excessive discharge of the battery will reduce its service life. Although the battery pack is designed with a protection system, if you often drive the car to the "red light" situation, it will definitely affect the life of the battery pack.


So, what about long wires for electric vehicle charging cables?

An electric vehicle charging line of 1.5 square meters is sufficient.

The longer the line, the thicker it needs to be. However, many are charging from upstairs to downstairs, requiring a long line.

If it is to extend the output line, 20 meters, plus and minus back and forth is 40 meters, it may use a line of more than 2.5 square meters.


It is better to increase the thickness appropriately when conditions permit. The diameter of the wire is thicker, and after adding the insulating skin, the whole is thicker, so that the tension is sufficient after extension, which is safer. Of course, it is more convenient to consult professional technical cable manufacturers for details.


To learn more EV charging cable and Charging cables, Please visit or search: https://www.omgevcable.com

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8/9/2022 2:03:00 AM [车辆-E.V.] 分享

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Electric vehicles on the road are constantly developing, and electric vehicles relying on charging piles are very important for battery mileage. In particular, the efficiency of DC charging and AC charging of electric vehicles can be simply said to be the difference between fast charging and slow charging. Read more for more.


Charging pile: An equipment device that provides charging services for new energy electric vehicles. Its function is similar to that of gas dispensers in gas stations. It is installed in public parking lots, charging stations or private places such as residential quarters and corporate parking lots. The voltage level provides charging services for various types of electric vehicles.


Among them, according to the charging method, it can be divided into DC charging piles and AC charging piles. The voltage and current can be adjusted in a large range, which can quickly charge electric vehicles. It is also called "fast charging", and the charging time is about 2 hours. Charging cables are distinguished by DC cables and AC cables.


The objects of fast charging and slow charging are public charging and dedicated charging, of course, the charging standards for this will be different. Provide charging services for social vehicles in public places; however, dedicated charging piles are generally built in the unit/enterprise's own parking lot, and the service target is internal personnel. In special cases, there are of course self-use charging piles, which are generally charging services established for users.


According to the installation method arranged by the user, it is generally divided into floor-mounted charging piles and wall-mounted charging piles. The common point is that it is installed near the parking space; different from the convenience of installation, the wall-mounted charging pile is more convenient than the floor-mounted charging pile. However, the charging cables used can be divided into DC charging cables and AC charging cables. The floor-standing charging piles are partially selected for DC charging cables. Of course, customized charging cables can be selected according to the user's use.


For the installation location, everyone must know the difference between indoor and outdoor. Indoor charging piles have low requirements for safety factor and relatively low cost. Outdoor charging piles are installed in the open air, and the equipment has a high waterproof level.


According to the interface of the charging pile, it is generally divided into one charging pile corresponding to only one vehicle; in other cases, there is a multi-charging pile, which can support the charging of multiple electric vehicles, speed up the charging efficiency, and reduce the waiting time of users.


To learn more EV charging cable information, Please visit or search: https://www.omgevcable.com

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