Choose a ramp down time that does not cause over-voltage in
inverter due to regenerative operation of motor. Furthermore,
generated current must not exceed current limit set in par. 4-18.
4.4.6. 3-8* Other Ramps
This section contains parameters for Jog and Quick Stop Ramps.
With a Jog Ramp you can both ramp up and down whereas you can only ramp down with the
Quick Stop Ramp.
3-80 Jog Ramp Time
Range: Function:
3.000 s
*
[0.100 - 3600 s] A linear ramp applicable when Jog is activated. See par. 5-1*,
selection [14].
Ramp up time = Ramp down time.
Jog Ramp time starts upon activation of a jog signal via a se-
lected digital input or serial communication port.
3-81 Quick Stop Ramp Time
Range: Function:
3.000 s
*
[0.100 - 3600 s] A linear ramp applicable when Q-stop is activated. See par.
5-1*, selection [4].
VLT Micro Drive FC 51 4. Parameter Descriptions
MG.02.C2.02 - VLT
®
is a registered Danfoss trademark
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