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Under normal circumstances, the fast charge interface is 5, and the slow charge is 7. In addition, it can also be seen from the charging line that fast charging and slow charging,...

How does the State Grid distinguish between fast charging and slow charging?

Under normal circumstances, the fast charge interface is 5, and the slow charge is 7. In addition, it can also be seen from the charging line that fast charging and slow charging, and the fast charging line is relatively stronger. Of course, some electric vehicles have only one charging mode for cost, battery capacity and other considerations, so there will be only one charging port.

The charging current and power of slow charge are relatively small, the service life of the battery is better, and the charging cost is low when the electricity is low. Fast charging requires the use of large current and power, which will have a great adverse effect on the battery pack and have a certain impact on the life. In addition, fast charging also needs supporting equipment, such as converting AC direct current power supply devices, so that the cost rises a lot, and fast charging generally occurs during the day, and the price of electricity will be relatively high.