Eaton Cutler-Hammer SLX9000 Series, Руководство пользователя

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SLX9000 Adjustable Frequency Drives User Manual
MN04003020E For more information visit: www.eaton.com
A-1
January 2009
Appendix A — Fault Codes
When a fault is detected by the drive’s control electronics, the drive is stopped and the
symbol F together with the ordinal number of the fault, the fault code and a short fault
description appear on the display. The fault can be reset with the RESET button on the
control keypad or via the I/O terminal. The faults are stored in the Fault History Menu M5,
which can be browsed.
Table A-1 contains all the fault codes.
Table A-1: Fault Codes
Programmable.
Fault
Code Fault
Possible Cause Solution
1 Overcurrent Drive has detected too high a current
(>4xI
n
) in the motor cable:
•
sudden heavy load increase
•
short circuit in motor cables
•
unsuitable motor
Check loading.
Check motor.
Check cables.
2 Overvoltage The DC-link voltage has exceeded
the limits defined in
Table 1-8 :
•
too short a deceleration time
•
high overvoltage spikes in supply
Set the deceleration time longer.
3 Ground Fault Current measurement has detected
that the sum of motor phase currents
is not zero.
•
insulation failure in cables or
motor
Check motor cable and motor.
5 Charging Switch The charging switch was open when
the START command was been given
due to:
•
faulty operation
•
component failure
Reset the fault and restart.
Should the fault re-occur, contact
your Cutler-Hammer distributor.
6 Emergency stop An Emergency stop signal was
received from one of the digital
inputs Determine the reason for the
Emergency stop and remedy it.
7 Saturation trip
•
defective component
•
motor or motor cable short
Cannot be reset from the keypad.
Switch off power.
If this fault appears simultaneously
with Fault 1, check the motor and
motor cables.
IF THE PROBLEM IS NOT IN THE
MOTOR OR ITS CABLES, DO NOT
RE-CONNECT POWER!
Contact your Cutler-Hammer
distributor.
8 System fault
•
component failure
•
faulty operation
Reset the fault and restart.
Should the fault reoccur, contact
your Cutler-Hammer distributor.