Fault Handling
ECOFAST Motor Starters
5-4
GWA 4NEB 950 5221-12 DS 02
5.2
Potential Faults in Motor Starters with PROFIBUS-DP
Motor starter: 3RK1303-2AS54-1AA.
Table 5-1: Faults and fault handling for 3RK1 303-5BS44-1AA.
Potential faults
Action
LED
indicator
Acknow-
ledged by
Comment
Bus fault
Switch substi-
tute value
AS-i: red
Auto
*)
Check the communication con-
nection to the field bus master.
Possible causes of faults:
• Bus line severed
• Field bus master defective
Process image
error
Trip
SF: red
OFF
command
Deactivate the Motor CW/CCW
control command.
Undervoltage
AS-i
Trip
SF: red
Auto
*)
Check the power supply.
U
DC24V-NS
< 18 V
Undervoltage
AUX PWR
Trip
SF: red
Auto
*)
Check the power supply.
U
DC24V-S
< 18 V
No main power
supply
Fault not recognized!
If the motor cannot be switched
on even though it is properly
connected and power has been
applied, the internal fuses are
defective.
−>
Replace the device!
Sensor supply
overload
Trip
SF: red
Trip reset
Check the sensor supply.
I
Sensor
> 200 mA
Temperature
sensor
overload
Warning/
SF: red
Auto
*)
Wait until the motor has cooled
down.
Trip
SF: red
Autoreset/
trip reset
Wait until the motor has cooled
down.
Acknowledge after motor has
cooled down.
If acknowledgement is not pos-
sible, the motor is still too hot.
Temperature
sensor
short-circuit
Warning/
SF: red
Auto
*)
Remove the short-circuit on the
temperature sensor lead.
Trip
SF: red
Autoreset/
trip reset
Remove the short-circuit on the
temperature sensor lead.
Acknowledge once the fault has
been rectified.
Temperature
sensor
wire break
Warning/
SF: red
Auto
*)
Remove the wire break on the
temperature sensor lead.
Trip
SF: red
Autoreset/
trip reset
Remove the wire break on the
temperature sensor lead.
Acknowledge once the fault has
been rectified.
Self-test fault
(device fault)
Trip
SF: red
Power OFF
Switch the device off and then
back on.
Switching ele-
ment defective
Trip
SF: red
STATE: red
Power OFF
If a device fault is reported
again, the device must be
replaced.
*
Once the cause of the fault has been removed, the fault is acknowledged automatically regardless
of the parameters set (not to be confused with autoreset).
Summary of Contents for ecofast 3RK1702-2GB18-0AA1
Page 1: ...Motor Starter Handbuch Manual 04 2009 ecofast Totally Integrated Automation ...
Page 2: ......
Page 12: ...ECOFAST Motorstarter viii GWA 4NEB 950 5221 12 DS 02 ...
Page 40: ...Montage von Motorstartern ECOFAST Motorstarter 3 8 GWA 4NEB 950 5221 12 DS 02 ...
Page 58: ...Gerätefunktionen ECOFAST Motorstarter 6 6 GWA 4NEB 950 5221 12 DS 02 ...
Page 70: ...Bestellnummern ECOFAST Motorstarter C 4 GWA 4NEB 950 5221 12 DS 02 ...
Page 74: ...Korrekturblatt ECOFAST Motorstarter GWA 4NEB 950 5221 12 DS 01 ...
Page 84: ...ECOFAST Motor Starters viii GWA 4NEB 950 5221 12 DS 02 ...
Page 112: ...Installation of Motor Starters ECOFAST Motor Starters 3 8 GWA 4NEB 950 5221 12 DS 02 ...
Page 130: ...Device functions ECOFAST Motor Starters 6 6 GWA 4NEB 950 5221 12 DS 02 ...
Page 138: ...Technical data ECOFAST Motor Starters A 8 GWA 4NEB 950 5221 12 DS 02 ...
Page 146: ...ECOFAST Motor Starters GWA 4NEB 950 5221 12 DS 02 ...
Page 149: ......
