Siemens SITOP PSU8200 3ph Manual page 44

Ambient conditions
Damaging gases
Atmospheric pressure
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6EP3436-8SB00-0AY0 (24 V/20 A)
Tested according to:
EN 60068-2-42 sulfur dioxide
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EN 60068-2-43 hydrogen sulfide
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Operation:
1080 ... 795 hPa (-1000 ...+2000 m)
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For operation at altitudes of 2000 m up to 6000 m above sea level: output must be
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derated by -7.5 % / 1000 m or the ambient temperature must be reduced by
5 K / 1000 m (see Figure 4-3 Mounting height derating (Page 20)
Overvoltage category:
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III to 2000 m (EN 50178)
II from 2000 m to 6000 m (EN 50178)
II to 2000 m (EN 60950-1)
I from 2000 m to 6000 m (EN 60950-1)
Storage:
1080 ... 660 hPa (-1000 ...+3500 m)
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6EP1437-3BA10 (24 V / 40 A)
Manual, 11.2014, C98130-A7638-A1-2-7629
SITOP PSU8200 3ph