I think so. I'm sure
The maintenance method of electric vehicle charger
1. When charging, connect the output plug with the battery plug (do not connect to the controller).
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2, Connect the 220V input power supply, the power cable is 4mm square cable.
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3. After the input and output lines are connected, the power lamp automatically lights up, indicating that the input and output have been connected. The work light is on, indicating that there is current output.
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4, in the process of charging, the battery voltage of electric vehicles (such as 48V vehicles) shows about 45V-52V, and when it reaches 52V, the battery is fully charged; After full, the display is about 1.5-2A, at which time the charger will automatically stop charging.
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5, charging time should generally be controlled within 8-10 hours.
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6. It is strictly prohibited to open the charger case shell when charging.
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7, non-electrical staff, do not open the chassis.
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8, the charger should be placed in a safe, ventilated and dust-free working environment.
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9. When not used for a long time, pack and store.
I think Pinduoduo car chargers are reliable, because Pinduoduo car chargers are qualified products that have passed the random inspection of the platform and the national quality inspection department, so they are reliable.