Fig. 71: The Underload time counter function
A. Underload time counter
B. Trip area
C. Trip/warning ID713
D. Time
E. Underload
F. No underload
10.10.5 QUICK STOP
P3.9.5.1 QUICK STOP MODE (ID 1276)
Use this parameter to select how the drive stops when the quick stop command is given from
DI or Fieldbus.
P3.9.5.2 QUICK STOP ACTIVATION (ID 1213)
Use this parameter to select the digital input signal that activates a Quick Stop function.
The Quick Stop function stops the drive regardless of the control place or the state of the
control signals.
P3.9.5.3 QUICK STOP DECELERATION TIME (ID 1256)
Use this parameter to set the time that is necessary for the output frequency to decrease
from maximum frequency to 0 when a quick stop command is given.
The value of this parameter is applied only when the quick stop mode parameter is set to
'Quick Stop Deceleration time'.
P3.9.5.4 RESPONSE TO QUICK STOP FAULT (ID 744)
Use this parameter to select the response of the drive to a 'Quick Stop' fault.
If the quick stop command is given from DI or Fieldbus, a quick stop fault occurs.
With the quick stop function, you can stop the drive in an unusual procedure from I/O or
Fieldbus in unusual conditions. When the quick stop function is active, you can make the
drive decelerate and stop. It is possible to program an alarm or fault to put a mark in the
fault history that there was a request for a quick stop.
PARAMETER DESCRIPTIONS VACON · 293
LOCAL CONTACTS: HTTP://DRIVES.DANFOSS.COM/DANFOSS-DRIVES/LOCAL-CONTACTS/
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