
EPSITRON®
Device Description
23
787-1675 Switched-Mode Power Supply with Integrated UPS Charger and Controller
Manual
Version 1.0.0
3.5.6
Technical Data "Ambient Conditions"
Table 16: Technical data - "Ambient conditions"
Storage temperature
-25 °C … +85 °C
Ambient operating temperature
-25 °C … +70 °C
Derating
-3 %/K (> +50 °C)
Convection cooling
yes
Relative humidity (without
condensation)
30 … 85 %
Requisite minimum spacing
(lateral)
0 mm
Requisite minimum spacing
(top/bottom)
50 mm/1.96 in.
3.5.7
Miscellaneous Data
Table 17: Miscellaneous data
Test voltage Primary Secondary
4200 VDC
Degree of protection
IP20
Protection class (acc. to EM 61140)
I (with PE conductor)
Cooling
Natural convection cooling
Pollution degree
2
Climatic category:
3+K3
MTBF
more than 500,000 hours
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