P9 ASD Installation and Operation Manual
197
Low-Current Detection Threshold
Program
Protection
Low-Current Settings
When the
Low-Current Trip
(
) parameter is enabled, this function sets
the low-current trip threshold.
The threshold value is entered as a percentage of the maximum rating of the
ASD.
Direct Access Number — F611
Parameter Type —
Numerical
Factory Default —
0
Changeable During Run —
Yes
Minimum — 0
Maximum — 100
Units — %
Low-Current Trip Threshold Time
Program
Protection
Low-current Settings
When the
Low-Current Trip
(
) parameter 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 — Every Start (Standard Pulse)
1 — Power On or Reset (Standard Pulse)
2 — Every Start (Short Pulse)
3 — Power On or Reset (Short Pulse)
Direct Access Number — F613
Parameter Type —
Selection List
Factory Default —
Every Start
(Standard Pulse)
Changeable During Run —
No
Over-Torque Trip
Program
Protection
Over-Torque Parameters
This parameter
Enables/Disables
the
Over-Torque Tripping
function.
When enabled, the ASD trips if an output torque value greater than the setting
of
exists for a time longer than the setting of
.
When disabled, the ASD does not trip due to over-torque conditions.
Note:
A discrete output terminal may be activated when an over-torque
alarm occurs if so configured (see
Settings:
0 — Disabled
1 — Enabled
Direct Access Number — F615
Parameter Type —
Selection List
Factory Default —
Disabled
Changeable During Run —
Yes
Содержание P9
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Страница 280: ...270 P9 ASD Installation and Operation Manual Figure 38 See Tables 17 and 18 for Actual Dimensions ...
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