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OPM_SPE_XXX_60K_60K_7GB_V010.doc
Operatine Manual
SitePro 60 kVA
4.5 VENTILATION
AND
COOLING
Fig. 4.5-1 Installation on plain floor
Fig. 4.5-2 Installation on raised floor
The heat produced by the UPS is transferred to the environment by its ventilation.
Cooling air enters the cabinets through the air inlet (grids) located at the bottom and exhausted through
the outlet on the roof.
A suitable ventilation or cooling system must be installed to extract the heat from the UPS room.
NOTE !
Insufficient distances on both sides of the UPS could increase the temperature
inside the UPS.
Do not put any object on the top of the cabinet: it might obstruct the air flow.
If the UPS is placed on a raised floor, the airflow for UPS cooling should enter from underneath the UPS,
through the appropriate aperture on the raised floor.
Air filtration systems could be required when the UPS operates in a dirty environment.
Contact your
Dealer
or the nearest
Service Centre
for appropriate solutions.
In order to prevent overheating of the UPS, the available air intake flow rate must exceed the total air
exhaust flow rate requirement of the UPS system.
The below table indicates the heat dissipation at full load at
PF = 0.8
lag. and charged battery, up to
1000 m
(3280 ft) altitude, for cooling air
25°C
(77°F) to
30°C
(86°F).
Losses
Cooling air flow
UPS rating
VFI
SEM
VFI
SEM
SitePro 60 kVA
4.92 kW
1.59 kW
1’440 m
3
/h 465
m
3
/h