Siemens SINAMICS G120 Operating Instructions Manual page 427

Feature
Storage temperature
Relative humidity
Note
Short-term voltage dips in the external 24 V supply (≤ 3 ms and ≤ 95% of the rated voltage)
When the mains voltage of the inverter is switched off, the inverter responds to short-term
voltage dips in the external 24 V supply with fault F30074. Communication via fieldbus,
however, remains in effect in this case.
Converter with the CU240B-2 and CU240E-2 Control Units
Operating Instructions, 01/2016, FW V4.7 SP6, A5E34259001B AC
Data
0° C ... 50° C With inserted BOP-2 or IOP Operator Panel
Observe any possible restrictions regarding the operating temperature as a result of the Power
Module.
- 40° C ... 70° C
< 95% Condensation is not permissible.
10.2 Technical data, CU240E-2 Control Unit
Technical data
427