ABB DPA 250 S4 - 9.2 UPS Location

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9 INSTALL ATION
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9.2 UPS location
The minimum needed clearances to allow for the correct airflow on the UPS system and to allow proper
service and maintenance shall be respected as indicated below:
SINGLE DPA 250 S4 FRAME
UPS PARALLEL SYSTEM SIDE
BY SIDE INSTALLATION OR
BATTERY CABINETS IN ROW.
A Back clearance for ventilation
(forced air outlet)
200 mm 300 mm
B Front clearance needed to allow
a correct door opening
1000 mm
C Maximum door opening angle 
D Top Clearance
(Top clearance is only needed if
there is no side clearance)
400 mm
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9.2-1: DPA 250 S4
clearances
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9.2-1