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Siemens PM250 - Relationship between pulse frequency and current reduction

Siemens PM250
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Technical specifications
PM250 Power Module
46 Hardware Installation Manual, 09/2012, A5E01003502B AD
Feature Specification
Shock and vibration Do not drop the SINAMICS G120 or expose to sudden shock. Do not
install the SINAMICS G120 in an area where it is likely to be exposed to
constant vibration.
Electromagnetic radiation Do not install the SINAMICS G120 near sources of electromagnetic
radiation.
Operational altitude
without derating
Up to 1000 m (3300 ft) above sea level
Operational altitude with
derating
Higher operational altitude is possible with power derating
Relationship between pulse frequency and current reduction
Table 6- 2 Current reduction depending on pulse frequency
Base load
current
(LO)
Base load current (LO) at pulse frequency of
Rated
Power
(LO)
4 kHz 6 kHz 8 kHz 10 kHz 12 kHz 14 kHz 16 kHz
kW A A A A A A A
7.5 18.0 12.5 11.9 10.6 9.20 7.90 6.60
11 25.0 18.1 17.1 15.2 13.3 11.4 9.50
15 32.0 24.7 23.4 20.8 18.2 15.6 12.8
18.5 38.0 32.3 26.6 22.8 19.0 17.1 15.2
22 45.0 38.3 31.5 27.0 22.5 20.3 18.0
30 60.0 51.0 42.0 36.0 30.0 27.0 24.0
37 75.0 63.8 52.5 45.0 37.5 33.8 30.0
45 90.0 76.5 63.0 54.0 45.0 40.5 36.0
55 110 93.5 77.0 -- -- -- --
75 145 123 102 -- -- -- --
90 178 151 125 -- -- -- --

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