11.7 Current reduction depending on pulse frequency
Interrelationship between pulse frequency and rated output current
Table 11-13 Current reduction depending on the pulse frequency
1)
Rated power
based on LO
Rated output current for a pulse frequency of
2kHz 4kHz 6kHz 8kHz 10kHz 12kHz 14kHz 16kHz
0.55kW 1.7A 1.7A 1.4A 1.2A 1.0A 0.9A 0.8A 0.7A
0.75kW 2.2A 2.2A 1.9A 1.5 A 1.3A 1.1A 1.0A 0.9A
1.1kW 3.1A 3.1A 2.6A 2.2A 1.9A 1.6A 1.4A 1.2A
1.5kW 4.1A 4.1A 3.5A 2.9 A 2.5A 2.1A 1.8A 1.6A
2.2kW 5.6A 5.6A 4.8A 3.9A 3.4A 2.8A 2.5A 2.2A
3.0kW 7.3A 7.3A 6.2A 5.1A 4.4A 3.7A 3.3A 2.9 A
4.0kW 8.8 A 8.8 A 7.5 A 6.2A 5.3A 4.4A 4.0 A 3.5A
5.5kW 12.5A 12.5A 10.6A 8.8 A 7.5 A 6.3 A 5.6A 5.0A
7.5kW 16.5A 16.5A 14.0A 11.6A 9.9A 8.3A 7.4A 6.6A
11.0kW 25.0A 25.0A 21.3A 17.5 A 15.0 A 12.5A 11.3 A 10.0 A
15.0kW 31.0 A 31.0 A 26.4 A 21.7 A 18.6A 15.5A 14.0A 12.4A
18.5kW 37.0A 37.0A 31.5A 25.9A 22.2A 18.5 A 16.7 A 14.8 A
22kW 43A 43A 36.6 A 30.1 A 25.8 A 21.5A 19.4A 17.2A
30kW 58A 58A 49.3A 40.6A 34.8A 29A 26.1A 23.2A
37kW 68A 68A 57.8A 47.6A 40.8A 34A 30.6A 27.2A
45kW 82.5A 82.5A 70.1A 57.8A 49.5A 41.3A 37.1A 33A
55kW 103 A 103 A 87.6A 72.1A --- --- --- ---
75kW 136A 136A 115.6A 95.2A --- --- --- ---
90kW 164 A 164 A 139.4A 114.8A --- --- --- ---
110kW 201 A 140.7A --- --- --- --- --- ---
132kW 237A 165.9A --- --- --- --- --- ---
1)
The permissible motor cable length depends on the cable type and the selected pulse frequency.
11.8 Restrictions for special ambient conditions
Permissible line supplies dependent on the installation altitude
• For installation altitudes ≤ 2000 m above sea level, it is permissible to connect the converter
to any of the line supplies that are specied for it.
Technical data
11.8Restrictions for special ambient conditions
SINAMICS G120C Converters
432 Operating Instructions, 02/2023, FW V4.7 SP14, A5E34263257B AK