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Code
Inverter communication error
(Inverter display: N/A)
4201
The control board P109512 (QPM-290) for the
Merge Conveyor received NAK several times
from the inverter.
Inverter alarm
Overcurrent during acceleration
(Inverter display: E.OC1)
4210
During acceleration, the output current of the
inverter became double the rated current.
Inverter alarm
Overcurrent during constant speed
(Inverter display: E.OC2)
4211
During constant-speed operation, the output
current of the inverter became double the rated
current.
Inverter alarm
Overcurrent during acceleration
(Inverter display: E.OC1)
4212
During deceleration, the output current of the
inverter became double the rated current.
Inverter alarm
Overvoltage during acceleration
(Inverter display: E.OV1)
4220
During acceleration, regenerative energy has
caused the main circuit DC voltage in the inverter
to exceed the specified value.
Inverter alarm
Overvoltage during constant speed
(Inverter display: E.OV2)
4221
During constant-speed operation, regenerative
energy has caused the main circuit DC voltage in
the inverter to exceed the specified value.
Inverter alarm
Overvoltage during deceleration
(Inverter display: E.OV3)
4222
During deceleration, regenerative energy has
caused the main circuit DC voltage in the inverter
to exceed the specified value.
SmartStacker User's Manual
Description and Causes
If an Error Code Is Displayed on SmartStacker
If this error occurs frequently, call your local
dealer.
Solutions
275
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