Troubleshooting; Troubleshooting Procedure; Troubleshooting Table - ABB Terra AC Installation Manual

9

Troubleshooting

9.1

Troubleshooting procedure

1. Try to find a solution for the problem with the aid of the information in this
2. If you cannot find a solution for the problem, contact your local representative
9.2

Troubleshooting table

Problem
The current is too
high
There is a failure in
the electrical con-
nections
The EVSE is over-
heated
document.
of the manufacturer. Refer to section 1.12.
Possible cause
There is an overload on the
EV side
The voltage from the grid
is too high.
The installation of the
electrical connections is
not correct.
The ambient temperature
exceeds the operation
temperature specification
Internal charger malfunc-
tion
Troubleshooting
Possible solution
1. Examine the EV charge cable
connection.
2. Connect the EV charge cable
correctly.
Make sure that the voltage from
the grid is not more than speci-
fied.
1. Examine the electrical connec-
tions.
2. Make sure that the connec-
tion of the phase and line and
neutral wires is correct.
3. If necessary, adjust the elec-
trical connections. Refer to
chapter 11.
The EVSE will decrease the cur-
rent output.
1. Do a check of the operation
temperature on the type
plate.
2. Make sure that the voltage
from the grid is not more than
specified.
3. If you can not solve the prob-
lem, do not use the EVSE.
Contact your local company
representative or a qualified
electrical contractor. Refer to
section 1.12.
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