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48
Commander SK Getting Started Guide
www.controltechniques.com
Issue Number: 9
** These trips cannot be reset for 10 seconds after they occur.
See the
Commander SK Advanced User Guide
for further information on possible causes of drive trips.
Table 8-1 DC bus voltages
Table 8-2 Alarm warnings/Display indications
Drive voltage rating
UV Trip
UV Reset
Braking level
OV trip**
110V
175
215
*
390
415
200V
175
215
*
390
415
400V
330
425
*
780
830
* These are the absolute minimum DC voltages the drives can be supplied by.
** The drive will trip on OV if the DC Bus goes above the OV trip level.
NOTE
Display
Condition
Solution
OVL.d
I x t overload (I = current, t = time)
Reduce motor current (Load)
hot
Heatsink/IGBT temperature high
Reduce ambient temperature or reduce motor current
br.rS
Braking resistor overload
See Menu 10 in the
Commander SK Advanced User Guide
AC.Lt
Drive is in current limit
See Menu 10 in the
Commander SK Advanced User Guide
FAIL
Failed attempt to read stick
An attempt has been made to read the stick when the drive
was not disabled or tripped, or the stick is read-only.
If no action is taken when an alarm warning appears, the drive will trip on the appropriate fault
code.
NOTE
Summary of Contents for Commander SK
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