WX9 ASD Installation and Operation Manual
159
Low-Current Trip Selection
Program
Protection
Low-Current Settings
This parameter Enables/Disables the low-current trip feature.
When enabled, the drive will trip on a low-current fault if the output current of
the drive falls below the level defined at
and remains there for the time set
Settings:
0 — Disabled
1 — Enabled
Direct Access Number — F610
Parameter Type —
Selection List
Factory Default —
Disabled
Changeable During Run —
No
Low-Current Detection Current
Program
Protection
Low-Current Settings
When the
Low-Current Trip Selection
(
) is enabled, this function sets the
low-current trip threshold.
The threshold value is entered as a percentage of the maximum rating of the
drive.
Direct Access Number — F611
Parameter Type —
Numerical
Factory Default —
0.00
Changeable During Run —
Yes
Minimum — 0.00
Maximum — 100.0
Units — %
Low-Current Detection Time
Program
Protection
Low-Current Settings
When the
Low-Current Trip Selection
(
) is enabled, this function sets the
time that the low-current condition must exist to cause a trip.
Direct Access Number — F612
Parameter Type —
Numerical
Factory Default —
0
Changeable During Run —
Yes
Minimum — 0
Maximum — 255
Units — Seconds
Short Circuit Detection at Start
Program
Protection
Special Protection Parameters
This parameter determines when the system will perform an
Output Short
Circuit
test.
Note:
Selection 3 is recommended for high-speed motor applications.
Because of the low impedance of high-speed motors, the
standard-pulse setting may result in a motor malfunction.
Settings:
0 — Check at Every Run
1 — Check at Only Power On or Reset
Direct Access Number — F613
Parameter Type —
Selection List
Factory Default —
Check at Every Run
Changeable During Run —
No
Short Circuit Pulse Run Duration
Program
Protection
Special Protection Parameters
This parameter sets the pulse width of the ASD output pulse that is applied to
the motor during an
Output Short Circuit
test.
Direct Access Number — F614
Parameter Type —
Numerical
Factory Default —
50
Changeable During Run —
No
Minimum — 1
Maximum — 100
Units — µS
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