With the development of science and technology, cars, as a necessity for daily travel, will naturally continue to complete transformation in this trend. There are generally two charging methods for electric vehicles, namely, their own chargers or charging piles at residential properties or public properties. Compared with electric vehicle charging piles, which charging efficiency is higher? 1. Electric vehicles with their own chargers are not as good as charging piles. Our household electrical appliances are 220 volts, and the same is true for electrical appliances with charging piles in cars. Due to the limited input power of the power supply, the car's own charger takes longer. On the contrary, the charging piles of residential properties use three-phase alternating current, and the input power can reach 380 volts, and the input power margin is greater than that of the car's own charger. Therefore, the chargers that come with electric vehicles are not as efficient as charging piles. 2. What are the advantages of bringing your own charger and charging pile? The charger that comes with the car generally takes a long time to charge. Taking an ordinary family car as an example, it takes 8 hours or even longer to charge. But the charging time of the charging pile is much faster, and it can usually be charged in one or two hours. Therefore, the advantage of the charging pile is that the charging time is fast. We know that if the battery is charged quickly for a long time, it will have a great impact on the quality of the battery. Therefore, own charger can reduce battery loss and prolong battery life. But no matter what the charging method is, a safe and environmentally friendly charging method should be used. Electric vehicle charging cables are an important way to help electric vehicles transmit power, and high-quality, safe and environmentally friendly cables must be selected. The requirements for the use of electric vehicle charging cables are different from traditional wires and cables. It is difficult for the current wire and cable standards to cover all the usage requirements of charging cables. Therefore, it is necessary to formulate independent charging cable product standards to promote the healthy development of the industry. The industry standard fully quotes the requirements of GB/T25085-2010 and GB/T25087-2010. While referring to these two standards, evcome also refers to the GB/T12528-2008 rated 1500VAC rail locomotive standard and the CQC-1103~1105 charging cable standard, mainly for withstand voltage, insulation volume resistivity, flame retardant, tear resistance, softness etc. .
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