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Siemens SINAMICS PERFECT HARMONY GH180
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Parameter ID Unit Default Min Max Description
Motor current
limit 8
1301 % 100 10 300 Current limit 8 set point for speed/current pro󹪝le.
Speed at cur‐
rent lim 8
1302 % 100 -200 200 Motor speed point 8 on the speed/current pro󹪝le curve.
Motor current
limit 9
1303 % 100 10 300 Current limit 9 set point for speed/current pro󹪝le.
Speed at cur‐
rent lim 9
1304 % 100 -200 200 Motor speed point 9 on the speed/current pro󹪝le curve.
Further Description of Current Limit Pro󹪝le Function
The speed/current limit pro󹪝le function can be added by modifying the SOP, This feature consists
of nine set points composed of a speed and current limit value per each point that make up the
total curve. The drive follows the curve made up of the nine set points, as shown in the 󹪝gure
below. The purpose of this function is to allow the user to set a maximum current limit point
associated with a speci󹪝ed maximum speed point. This limit is not absolute, other factors may
occur causing the control to reduce the limit, as described below.
0
20
40
60
80
100
120
0 730 960 1250 1560 1745 1985 2275 2585 3000
speed (rpm)
Current limit (A)
Figure 6-2 Estimated VFD Current Limit
Current Limit Pro󹪝le Operation
SOP 󹪞ags are used to activate this function and to indicate to the user when the function is
active. SOP 󹪞ag CurrentLimitProfileEnable_O must be set true to enable the function.
The Current Pro󹪝le Menu (ID 1092) is used to set the parameters of the pro󹪝le.
Parameter Assignment/Addressing
6.4 Options for Motor Menu (1) - second half
NXGPro+ Control Manual
98 Operating Manual, A5E50491925A

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