The requirements for the installation of private charging piles are as follows:
1. Requirements for environmental conditions
① Working environment temperature: -20℃ ~ 50℃;
② Relative humidity: 5% ~ 95%;
③ Altitude: ≤1000m;
④ Installation location: outdoor;
⑤ Seismic capacity: ground horizontal acceleration 0.3g;
Ground vertical acceleration 0.15g;
The equipment should be able to withstand three sine waves at the same time, and the safety factor should be greater than 1.67;
2. Structural requirements
① The shell of AC charging pile (bolt) should be strong;
③ AC charging pile (bolt) should choose a steel combination structure with a thickness of more than 1.0, the surface is impregnated with plastic, and the requirements of heat dissipation are fully considered. The charging pile (bolt) should have a good shielding function against electromagnetic interference;
< br >
(4) The charging pile (bolt) should have sufficient support strength, and the necessary facilities should be provided to ensure that the equipment can be correctly lifted, transported, stored and installed, and the anchor bolt holes should be provided;
< br >
⑤ The bottom of the pile (bolt) body should be fixed on the base which is not less than 200mm above the ground. The base area should not be greater than 500mm×500mm;
< br >
⑥ The shell of the pile (bolt) body should be made of materials with strong impact resistance, good anti-theft performance and anti-aging.
< br >
The non-insulating material shell should be reliably grounded;
< br >
3, power requirements
< br >
① Input voltage: single-phase 220V;
< br >
② Output power: single-phase 220V\/5KW;
< br >
③ Frequency: 50Hz±2Hz;
< br >
④ The allowable voltage fluctuation range is: single-phase 220V±15%;
< br >
4. Electrical requirements
< br >
① After the correct connection between the plug and the socket is confirmed, the load can be disconnected circuit can be closed to realize the power supply to the socket;
< br >
② The leakage protection device should be installed on the inlet side of the power supply cable;
< br >
③ The protection of low-voltage distribution equipment and lines should meet the relevant provisions in the \"Low-voltage Distribution Design Code\" (GB\/50053);
< br >
(4) For the IT system distribution line, when the first grounding fault, the insulation monitoring device should send a sound or light signal, when the second out-of-phase grounding fault occurs, the fault circuit should be cut off by the overcurrent protection appliance or leakage current action protector;
< br >
⑤ In the lighting distribution system, the lighting and socket circuits should not be powered by the same circuit. The power supply side of the socket circuit should be equipped with residual current action protection device, whose rated action current is 30mA;
< br >
6, safety protection function
< br >
① AC charging pile (bolt) should have emergency stop switch, can be manually or remote communication emergency stop charging;
< br >
② AC charging pile (bolt) should have leakage protection function on the output side;
< br >
(3) AC charging pile (bolt) should have the output side current and short circuit protection function;
< br >
④ AC charging pile (bolt) should have flame retardant function;
< br >
7. IP protection level
< br >
Ac charging pile (peg) should comply with IP54 (outdoor), and equipped with necessary rain and sun protection devices;
< br >
8, three anti-moisture, anti-mildew, anti-salt spray protection
< br >
The printed circuit board, connector and other circuits in the charger should be treated with anti-dampness, anti-mildew and anti-salt spray, among which the anti-salt spray corrosion capability meets the requirements of Table 9 in GB\/T 4797.6-1995 \"Natural Environmental Conditions of Electrical and Electronic Products Dust, sand and salt spray\
< br >
9, anti-rust (anti-oxidation) protection
< br >
The iron shell of the charging pile (bolt) and the exposed iron bracket and parts should be double-layer anti-rust measures, and the non-iron metal shell should also be equipped with anti-oxidation protective film or anti-oxidation treatment;
< br >
10, wind protection
< br >
The charger installed on the platform and the exposed parts should be able to withstand the invasion of the relative wind speed at different regions and different heights specified in Table 9 of GB\/T 4797.5-9 \"Precipitation and Wind in Natural Environmental Conditions of Electrical and Electronic Products\";
< br >
11, anti-theft protection
< br >
The shell door of electric pile (bolt) should be equipped with anti-theft lock, and the bolts fixing the AC charging pile (bolt) must be installed or removed after opening the shell door;
< br >
12, temperature rise requirements
< br >
< br >
13. Mean Time between failures (MTBF)
< br >
MTBF should not be less than 8760h;
< br >
14, installation vertical inclination does not exceed 5%;
< br >
15, the equipment installation site shall not have explosive dangerous media, the surrounding media does not contain corrosive metal and damage insulation harmful gases and conductive media.