Operational Power And Voltage Derating; Current Reduction Depending On Pulse Frequency - Siemens SINAMICS G120P Hardware Installation Manual

6.2.3

Operational power and voltage derating

6.2.4

Current reduction depending on pulse frequency

Table 6- 12
LO base
load
1)
Power Module PM230, IP20 / Push through
Hardware Installation Manual, 03/2012, A5E03448282B AA
Current reduction depending on pulse frequency
Output base-load current at pulse frequency of
2 kHz 4 kHz
kW A A
0.37 -- 1.30
0.55 -- 1.70
0.75 -- 2.20
1.1 -- 3.10
1.5 -- 4.10
2.2 -- 5.90
3.0 -- 7.70
4.0 -- 10.20
5.5 -- 13.20
7.5 -- 18.00
11.0 -- 26.00
15.0 -- 32.00
18.5 -- 38.00
22 -- 45.00
30 -- 60.00
37 -- 75.00
45 -- 90.00
55 -- 110.0
75 -- 145.0
90 -- 178.0
The permissible motor cable length also depends on the cable type and the chosen pulse
frequency.
6 kHz 8 kHz 10 kHz
A A
1.11 0.91 0.78
1.45 1.19 1.02
1.87 1.54 1.32
2.64 2.17 1.86
3.49 2.87 2.46
5.02 4.13 3.54
6.55 5.39 4.62
8.67 7.14 6.12
11.22 9.24 7.92
15.30 12.60 10.80
22.10 18.20 15.60
27.20 22.40 19.20
32.30 26.60 22.80
38.25 31.50 27.00
51.00 42.00 36.00
63.75 52.50 45.00
76.50 63.00 54.00
93.50 77.00 66.00
123.3 101.5
151.3 124.6
Technical specifications
6.2 Derating data
1)
12 kHz 14 kHz
A A A
0.65 0.59
0.85 0.77
1.10 0.99
1.55 1.40
2.05 1.85
2.95 2.66
3.85 3.47
5.10 4.59
6.60 5.94
9.00 8.10
13.00 11.70
16.00 14.40
19.00 17.10
22.50 20.25
30.00 27.00
37.50 33.75
45.00 40.50
55.00 49.50
-- -- --
-- -- --
16 kHz
A
0.52
0.68
0.88
1.24
1.64
2.36
3.08
4.08
5.28
7.20
10.40
12.80
15.20
18.00
24.00
30.00
36.00
44.00
--
--
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