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18. TROUBLESHOOTING
18.1 GOT Restoration Sheet
(3) Wiring of GOT's FG cable and power line
(4) Surge measures
Entry area
Current status
The FG cable and power line of the GOT
are installed together.
Installed together
Not installed
together
Measure for the
cables installed
together
Separating the FG cable and power line of
the GOT in wiring reduces the influence of
noise.
Effective
Ineffective
Current status
A surge suppressor is used for the wiring of
the load such as MCCB, electromagnetic
contactor, relay, solenoid valve, or
induction motor.
(When a surge suppressor is used, fill out
the entry area below with the surge
suppressor model name and the name of
the equipment for which the surge
suppressor is used.)
Used
Not used
Measure for the
equipment without
a surge suppressor
used
Attaching the surge suppressor on the
cable close to the load can reduce the
influence of surge on the GOT.
Effective
Ineffective
Model name of the surge suppressor Equipment name
GOT
FG
Power for the power equipment
FG
Power for the power equipment
GOT
AC
C
L
R
Output
PLC
AC
C
L
R
Output
PLC
The surge suppressor must be
attached close to the load