Derating Factors As A Function Of The Ambient Temperature - Siemens SINAMICS S120 Equipment Manual
Water-cooled chassis power units for common cooling circuits
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5.6.3
Derating factors as a function of the ambient temperature
The units can supply 100 % output current at an ambient air temperature of between 0 °C
and 45 °C. The maximum output current decreases linearly to 90 % at ambient air
temperatures of between 45 °C and 50 °C.
Figure 5-11
Water-cooled chassis power units for common cooling circuits
Manual, 08/2017, 6SL3097-4AM10-0BP0
Maximum current as a function of ambient temperature
Active Line Modules
5.6 Technical specifications
131
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