Current Reduction Depending On Pulse Frequency - Siemens SINAMICS G120C USS/MB Operating Instructions Manual

10.7

Current reduction depending on pulse frequency

Interrelationship between pulse frequency and rated output current
Table 10-13 Current reduction depending on the pulse frequency
Rated power
based on LO
The permissible motor cable length depends on the cable type and the selected pulse frequency.
1)
SINAMICS G120C converter
Operating Instructions, 09/2017, FW V4.7 SP9, A5E34263257B AF
Rated output current for a pulse frequency of
2 kHz
0.55 kW 1.7 A
0.75 kW 2.2 A
1.1 kW 3.1 A
1.5 kW 4.1 A
2.2 kW 5.6 A
3.0 kW 7.3 A
4.0 kW 8.8 A
5.5 kW 12.5 A
7.5 kW 16.5 A
11.0 kW 25.0 A
15.0 kW 31.0 A
18.5 kW 37.0 A
22 kW 43 A
30 kW 58 A
37 kW 68 A
45 kW 82.5 A
55 kW 103 A
75 kW 136 A
90 kW 164 A
110 kW 201 A 140.7 A
132 kW 237 A 165.9 A
10.7 Current reduction depending on pulse frequency
4 kHz 6 kHz 8 kHz
1.7 A 1.4 A 1.2 A
2.2 A 1.9 A 1.5 A
3.1 A 2.6 A 2.2 A
4.1 A 3.5 A 2.9 A
5.6 A 4.8 A 3.9 A
7.3 A 6.2 A 5.1 A
8.8 A 7.5 A 6.2 A
12.5 A 10.6 A 8.8 A
16.5 A 14.0 A 11.6 A
25.0 A 21.3 A 17.5 A
31.0 A 26.4 A 21.7 A
37.0 A 31.5 A 25.9 A
43 A 36.6 A 30.1 A
58 A 49.3 A 40.6 A
68 A 57.8 A 47.6 A
82.5 A 70.1 A 57.8 A
103 A 87.6 A 72.1 A
136 A 115.6 A 95.2 A
164 A 139.4 A 114.8 A
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Technical data
1)
10 kHz 12 kHz 14 kHz
1.0 A 0.9 A 0.8 A
1.3 A 1.1 A 1.0 A
1.9 A 1.6 A 1.4 A
2.5 A 2.1 A 1.8 A
3.4 A 2.8 A 2.5 A
4.4 A 3.7 A 3.3 A
5.3 A 4.4 A 4.0 A
7.5 A 6.3 A 5.6 A
9.9 A 8.3 A 7.4 A
15.0 A 12.5 A 11.3 A
18.6 A 15.5 A 14.0 A
22.2 A 18.5 A 16.7 A
25.8 A 21.5 A 19.4 A
34.8 A 29 A 26.1 A
40.8 A 34 A 30.6 A
49.5 A 41.3 A 37.1 A
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16 kHz
0.7 A
0.9 A
1.2 A
1.6 A
2.2 A
2.9 A
3.5 A
5.0 A
6.6 A
10.0 A
12.4 A
14.8 A
17.2 A
23.2 A
27.2 A
33 A
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