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Fault
Fault Descriptions
Name
DC BUS over-voltage during
acceleration
(230V: DC 405V; 460V: DC
810V)
DC BUS over-voltage during
deceleration
230V: DC 405V; 460V: DC
810V
DC BUS over-voltage during
constant speed
230V: DC 405V; 460V: DC
810V
DC BUS over-voltage at stop
DC BUS voltage is less than
Pr.06-00 during acceleration.
DC BUS voltage is less than
Pr.06-00 during deceleration
DC BUS voltage is less than
Pr.06-00 during constant
speed.
Low voltage at stop
Phase loss
Revision May 2009, 00DE, V0.50
Chapter 6 Fault Code Information and Maintenance| BLD-E1 Series
1.
Check if the input voltage falls within the rated
brushless DC motor drive input voltage range.
2.
Check for possible voltage transients.
3.
If DC BUS over-voltage due to regenerative
voltage, please increase the Deceleration
Time or add an optional brake resistor
1.
Check if the input voltage falls within the rated
brushless DC motor drive input voltage range.
2.
Check for possible voltage transients.
3.
If DC BUS over-voltage due to regenerative
voltage, please increase the Deceleration
Time or add an optional brake resistor
1.
Check if the input voltage falls within the rated
brushless DC motor drive input voltage range.
2.
Check for possible voltage transients.
3.
If DC BUS over-voltage due to regenerative
voltage, please increase the Deceleration
Time or add an optional brake resistor
1.
Check if the input voltage falls within the rated
brushless DC motor drive input voltage range.
2.
Check for possible voltage transients.
1.
Check if the input voltage is normal
2.
Check for possible sudden load
1.
Check if the input voltage is normal
2.
Check for possible sudden load
1.
Check if the input voltage is normal
2.
Check for possible sudden load
1.
Check if the input voltage is normal
2.
Check for possible sudden load
Check Power Source Input if all 3 input phases are
connected without loose contacts.
Corrective Actions
6-3
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