a) Charging pile power input voltage: three-phase four-wire 380VAC±15%, frequency 50Hz±5%;
b) The charging pile should meet the charging object
c) The output of the charging pile is direct current, and the output voltage meets the battery standard requirements of the charging object;
d)* The large output current meets the charging requirements of the battery standard 1C of the charging object, and is backward compatible;
e) The charging mode is divided into two modes: conventional and fast, the conventional charging mode is 5 hours, and the fast charging mode is 1 hour (selected for different battery types);
f) Realize intelligent IC management;
g) Each charging pile comes with its own operator for users to select charging methods and operation guidance, and display the battery status of electric vehicles and user IC card tariff information, so as to achieve unmanned management;
h) The charging pile interface shall comply with the relevant provisions of the DC charging interface in the conductive charging interface (provisional) of GB electric vehicles;
i) The communication interface of the charging pile adopts the CAN communication interface, and the communication protocol is implemented in accordance with the provisions of the communication protocol (provisional) between the GB electric vehicle battery management system and the off-board charger (the charging object is a lithium battery electric vehicle);
j) The charging pile should have corresponding alarm and protection functions for the abnormal state in the charging process;
k) The charging pile should monitor the state of the battery, and automatically adjust the charging curve, charging current and charging voltage according to the temperature and voltage of the battery;
l) The charging pile adopts forced air cooling;
m) The protection level of the charging pile meets the IP54 requirements of GB 4208-1993 Enclosure Protection Level (IP Code);