5-5
5-1 Protective Functions and Troubleshooting
5
Maintenance Operations
Option 1
error
Detects an error on the board
mounted on option port 1.
E60.0
to
E69.0
Has the option board been securely
mounted?
(Check that the mounting is correct.)
Option 2
error
Detects an error on the board
mounted on option port 2.
E70.0
to
E79.0
Has the option board been securely
mounted?
(Check that the mounting is correct.)
Undervoltage
standby
Shows the waiting status after the
incoming Inverter voltage decreases
and shuts off.
This error also appears during
momentary power interruption.
UV Wait
Has the incoming power supply voltage
dropped? (Power recovery)
Is there a contact failure for MCCB and/or
Mg?
(Replace MCCB, Mg.)
Is the voltage between P/+ and N/-
normal?
(Check the voltage between P/+ and N/-.)
Communications
error
Appears if an error occurs between
the Digital Operator and the
Inverter.
COM
ERROR
Has the remote cable plug been inserted
properly?
(Check the remote cable inserted
correctly.)
Has the Digital Operator been inserted
properly?
(Check the Digital Operator contact.)
Retry
standby
Appears in the restart standby
status when the momentary power
interruption/trip retry functions are
enabled.
Restart
Wait
In case of zero-start.
F-adj Wait In case of frequency matching.
Power
shutoff
Appears when the power is shut off.
Power
OFF
RUN
command
is limited
Appears if the limited RUN
command is received while the
rotation direction is limited to one
direction with b035.
RUN CMD.
Disable
Name Description Error Code Check point and remedy
Reference
page
*1. The reset command through the RS terminal or STOP/RESET key is not accepted. Turn off the power.
*2. The reset operation via the Digital Operator is not accepted. Be sure to reset via the RS terminal.
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