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3-88 Final Ramp Time
Range:
Function:
0 [s]*
[0 – 60 [s]]
Enter the Final Ramp Time to be used when ramping down from Motor Speed Low Limit, par. 4-11
or 4-12, to zero speed.
Submersible deep well pumps can be damaged by running below minimum speed. A fast ramp time
below minimum pump speed is recommended. This parameter may be applied as a fast ramp rate
from Motor Speed Low Limit to zero speed.
8.2.5 4-** Limits and Warnings
Parameter group for configuring limits and warnings.
4-11 Motor Speed Low Limit [RPM]
Range:
Function:
0 RPM*
[0 - par. 4-13 RPM]
Enter the minimum limit for motor speed. The Motor Speed Low Limit can be set to correspond to
the manufacturer’s recommended minimum motor speed. The Motor Speed Low Limit must not
exceed the setting in par.4-13
Motor Speed High Limit [RPM]
.
4-13 Motor Speed High Limit [RPM]
Range:
Function:
1500. RPM* [par. 4-11 - 60000. RPM]
Enter the maximum limit for motor speed. The Motor Speed High Limit can be set to correspond to
the manufacturer’s maximum rated motor. The Motor Speed High Limit must exceed the setting in
par.4-11
Motor Speed Low Limit [RPM]
. Only par.4-11
Motor Speed Low Limit [RPM]
or
par. 4-12
Motor Speed Low Limit [Hz]
will be displayed, depending on other parameters in the main
menu, and depending on default settings dependant on global location.
NOTE!
The output frequency value of the adjustable frequency drive must not exceed a value higher than 1/10 of the switching frequency.
NOTE!
Any changes in par.4-13
Motor Speed High Limit [RPM]
will reset the value in par. 4-53
Warning Speed High
to the same value as set
in par.4-13
Motor Speed High Limit [RPM]
.
VLT
®
AQUA Drive
Instruction Manual
8 How to program the adjustable frequency
drive
MG.20.M5.22 - VLT
®
is a registered Danfoss trademark
8-19
8
Содержание vlt aqua
Страница 4: ...Contents VLT AQUA Drive Instruction Manual MG 20 M5 22 VLT is a registered Danfoss trademark...
Страница 12: ...2 Safety VLT AQUA Drive Instruction Manual 2 6 MG 20 M5 22 VLT is a registered Danfoss trademark 2...
Страница 16: ...3 Introduction VLT AQUA Drive Instruction Manual 3 4 MG 20 M5 22 VLT is a registered Danfoss trademark 3...