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Liebert® EXM™ UPS 20-100kVA, 50/60Hz User Manual
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9
2.3
UPS Location
2.3.1
Positioning the UPS
Choose a location for the UPS that offers:
•
Easy connection to inputs, outputs and auxiliary equipment
•
Enough space to service the UPS
•
Air circulation sufficient to expel heat produced by UPS
•
Protection against moisture and excessive humidity
•
Protection against dust and other particulate matter
•
Compliance with fire prevention regulations and practices
•
Operating environment temperature of 74-80°F (23-27°C) for maximum battery life
2.3.2
Environmental Considerations
Before installing the Liebert
®
EXM, verify that the UPS room satisfies the environmental conditions stipulated in
, paying particular attention to the ambient temperature and air exchange system.
The UPS unit should be installed in a cool, dry, clean-air environment with adequate ventilation to keep the
ambient temperature within the specified operating range 32°F to 104°F (0°C to 40°C).
For optimal UPS system performance and service life, maintain the operating temperature within the range of
74-80°F, (23-27°C).
The Liebert
®
EXM is cooled by internal fans. Cooling air enters the unit through the front of the unit and is
exhausted out the top. To permit proper air flow and prevent overheating, do NOT block or cover the ventilation
openings or blow air down onto the unit. The UPS requires 24 in. (610mm) ventilation clearance above the unit.
for details on heat dissipation.
2.4
Considerations in Moving the Liebert
®
EXM
Ensure that the UPS weight is within the designated surface weight loading (lb./ft
2
or kg/cm
2
) of any handling
equipment. See
for weights of various units.
The Liebert
®
EXM may be rolled on its casters for short distances only. For longer distances, move the UPS with
a forklift or similar equipment to ease the relocation and to reduce vibration.
WARNING
Risk of moving heavy unit. Can cause property damage, injury and death.
Ensure that any equipment that will be used to move the Liebert
®
EXM has sufficient lifting capacity. The
Liebert
®
EXM’s weight ranges from 809 to 956 lb. (367 to 434kg). See
for details.
The UPS presents a tipping hazard. Do not tilt the Liebert
®
EXM more than 15 degrees from vertical.
The UPS is fitted with casters—Take care to prevent movement when unbolting the equipment from its
shipping pallet. Ensure adequate personnel and lifting equipment are available when taking the Liebert
®
EXM off its shipping pallet.
WARNING
Risk of heavy unit tipping over while being moved. Can cause property damage, injury and death.
The casters are strong enough for movement across even surfaces only. Casters may fail if they are
subjected to shock loading, such as being dropped or rolled over holes in the floor or obstructions. Such
failure may cause the unit to tip over, injuring personnel and damaging the equipment.
Summary of Contents for Liebert EXM
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