Measures against surge
■Current status
Check if a surge suppressor is used for the wiring of the load such as a molded case circuit breaker, electromagnetic
contactor, relay, solenoid valve, or induction motor.
When a surge suppressor is used, enter the surge suppressor model and the name of the equipment that uses the surge
suppressor in the columns.
PLC
Output
AC
• Entry column
Surge suppressor model
■Measure for the equipment without a surge suppressor
Attaching a surge suppressor close to the load reduces the influence of surge on the GOT.
PLC
Output
AC
The surge suppressor must
be attached close to the load.
12 TROUBLESHOOTING
372
12.1 GOT Restoration Sheets
Check result
□ Used
L
□ Not used
C
L
o
R
a
d
Effect
□ Effective
L
□ Ineffective
C
L
o
R
a
d
Equipment name