ABB ACH550-02-645A-4 [388/454] Diagnostics and maintenance

ABB ACH550-02-645A-4 [388/454] Diagnostics and maintenance
384 Diagnostics and maintenance
ACH550-02 User's Manual
2008 PANEL LOSS Panel communication is lost and either:
the drive is in local control mode (the control
panel displays HAND), or
the drive is in remote control mode (AUTO) and
parameterized to accept start/stop, direction or
reference from the control panel.
To correct check:
communication lines and connections
parameter 3002
PANEL COMM ERR
parameters in Group 10: START/STOP/DIR and
Group 11: REFERENCE SELECT (if drive
operation is AUTO).
2009
DEVICE
OVERTEMP
Drive heatsink is hot. This alarm warns that a DEV
OVERTEMP fault may be near.
Check for and correct:
fan failure
obstructions in the air flow
dirt or dust coating on the heat sink
excessive ambient temperature
excessive motor load.
2010
MOTOR TEMP Motor is hot, based on either the drive’s estimate or
on temperature feedback. This alarm warns that a
MOT OVERTEMP fault trip may be near.
Check for overloaded motor.
Adjust the parameters used for the estimate
(3005…3009).
Check the temperature sensors and Group 35:
MOTOR TEMP MEAS parameters.
2011
RESERVED Not used.
2012
MOTOR STALL Motor is operating in the stall region. This alarm
warns that a
MOTOR STALL fault trip may be near.
2013
See
Note 1
AUTORESET This alarm warns that the drive is about to perform
an automatic fault reset, which may start the motor.
To control automatic reset, use Group 31:
AUTOMATIC RESET.
Alarm
code
Display Description

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