According to the national standard, the new national standard provisions, the charging port of new energy vehicles needs to meet the requirements of the new national standard, according to the standard of the charging port, it is divided into fast charging and slow charging port.
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Electric vehicle fast charging interface connector fast charging plug socket 9-hole new national standard DC charging according to the battery cell is 17-core 160A line, followed by 7-hole slow charging is also called AC charging, through the AC charging pile, and through the electric vehicle on-board charger for charging. In addition, according to the standard of vehicle charging port, the relevant regulations and technical requirements for charging port are also made.
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In the charging port, charging above, the need for a unified communication protocol to promote the interconnection of piles, and the model and size of the charging port are also made corresponding provisions, while the vehicle charging port current and other safety requirements have been made corresponding provisions, according to the new national standard, when the AC charging current is greater than 16A, the power supply and vehicle interface should have a locking function. The locking ground function shall comply with the relevant requirements of GB\/T20234.1-2015.
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Electrical power sockets and vehicle sockets should be equipped with electronic locking devices to prevent accidental disconnection during charging. When the electronic lock is not reliably locked, the power supply device or electric vehicle should stop charging or not start charging.