Charging Pile Instructions-V2.0
45
(2)
The insulation resistance of the independent electrical circuit of charging pile to the
earth and among the circuits shall not be lower than the specified value.
（
3
）
Check whether the terminals of the input cable are tightly connected.
（
4
）
Check whether the power distribution wire and internal control line of charging pile
ageing or not.
（
5
）
Check whether the control board and internal components of charging pile ageing or
not.
（
6
）
Check whether the input power voltage of charging pile and voltage to earth is in
normal value range.
（
7
）
Check the leakage current of charger pile in normal value range.
（
8
）
Check whether the internal earth line and other terminals, connectors, charging pile
inner power supply, communication wiring terminals are detached or loose.
（
9
）
Check whether the main components like breaker, contactor have damages or abnormal
conditions.
（
10
）
Whether the charging pile has peculiar smell, burning spoors or black dust.
Maintenance
（
1
）
Check whether the connection part of the charger pile is firm, and whether the charger
pile base is cracked or damaged.
（
2
）
Pay enough attention to safety. Charging pile parts repairing or changing must be
operated in power off condition to avoid electric shock or personal injury.
（
3
）
Charging pile maintenance specification need to be strictly implemented and
problems found need to be disposed timely in order to avoid further loss.
（
4
）
When power is off for maintenance, warning signs of “Maintenance! Any operation
forbidden!”
must be hung at the equipment to ensure personal safety.
（
5
）
Security measures must be well improved and insulation shoes must be worn during
maintenance operation to avoid personal injury and electric shock.
