Siemens SINAMICS PM240-2 - Service and maintenance; Fire or electric shock due to defective components; Repair

Technical data
7.2 Ambient conditions
Power Module PM240-2
Hardware Installation Manual, 01/2017, A5E33294624B AE
67
Property
Version
Protection against chemical
substances
• FSA … FSC: Protected according to 3C2 to EN 60721-3-3
• FSD … FSF: 3C3 protection according to EN 60721-3-3
Biological ambient condi-
tions
Suitable according to 3B1 to EN 60721-3-3
Pollution
Suitable for environments with degree of pollution 2 according to EN 61800-5-1
Cooling
Forced air cooling AF, according to EN 60146
Cooling air
Clean and dry air
1)
Increased ruggedness regarding temperature range and relative humidity; therefore better than 3K3 according to EN
60721-3-3
2)
Observe the permissible ambient operating temperatures for the Control Unit and the Operator Panel (IOP or BOP-2).