296 Fault tracing
2049
MOTOR TEMP2
(0x4313)
Programmable fault:
Estimated motor temperature
(based on motor thermal
model) has exceeded alarm
limit defined by parameter
Check motor ratings and load.
Let motor cool down. Ensure proper
motor cooling: Check cooling fan, clean
cooling surfaces, etc.
Check value of alarm limit.
Check motor thermal model settings
(parameters
).
Measured motor temperature
has exceeded alarm limit
defined by parameter
.
Check that actual number of sensors
corresponds to value set by parameter
.
Check motor ratings and load.
Let motor cool down. Ensure proper
motor cooling: Check cooling fan, clean
cooling surfaces, etc.
Check value of alarm limit.
2050
IGBTOLALARM
(0x5482)
Excessive IGBT junction to
case temperature. This alarm
protects the IGBT(s) and can
be activated by a short circuit
in the motor cable.
Check motor cable.
2051
IGBTTEMPALARM
(0x4210)
Drive IGBT temperature is
excessive.
Check ambient conditions.
Check air flow and fan operation.
Check heatsink fins for dust pick-up.
Check motor power against drive power.
2052
COOLING
(0x4290)
Drive module temperature is
excessive.
Check ambient temperature. If it exceeds
40 °C (104 °F), ensure that load current
does not exceed derated load capacity of
drive. See the appropriate
Hardware
Manual.
Check value of parameter
.
Check drive module cooling air flow and
fan operation.
Check inside of cabinet and heatsink of
drive module for dust pick-up. Clean
whenever necessary.
2053
MENU CHG
PASSWORD REQ
(0x6F81)
Loading a parameter listing
requires a password.
Enter password at parameter
2054
MENU CHANGED
(0x6F82)
A different parameter listing is
being loaded.
Informative alarm.
2055
DEVICE CLEAN
(0x5080)
Maintenance counter alarm.
.
2056
COOLING FAN
(0x5081)
Maintenance counter alarm.
.
2057
ADD COOLING
(0x5082)
Maintenance counter alarm.
.
2058
CABINET FAN
(0x5083)
Maintenance counter alarm.
.
2059
DC CAPACITOR
(0x5084)
Maintenance counter alarm.
.
2060
MOTOR BEARING
(0x738C)
Maintenance counter alarm.
.
Code
Alarm
(fieldbus code)
Cause
What to do
Summary of Contents for ACS850 series
Page 1: ...ACS850 Firmware Manual ACS850 Standard Control Program ...
Page 4: ......
Page 56: ...56 Control locations and operating modes ...
Page 262: ...262 Parameters ...
Page 310: ...310 Fault tracing ...
Page 348: ...348 Control through a fieldbus adapter ...
Page 358: ...358 Drive to drive link ...