55
(Figure 5-2: 400/ 500/ 600kVA UPS_ Air Inlet & Outlet Direction)
WARNING:
1. Do not use air conditioners or similar equipment to blow into the rear of the
UPS.
2. Do not hinder ventilation of the UPS.
• Keep the installation area clean. Please note that wiring routes must be hermetic to
prevent possible damage from rodents.
• Keep the installation area’s temperature around 25
°
C (77
°
F) and humidity within 95%.
The highest operating altitude is 1000 meters (3280 ft) above sea level.
For safety concerns, we suggest that you:
1. Equip surroundings of the installation area with CO
2
or dry powder fire extinguishers.
2. Install the UPS in an environment where fireproof materials are used to construct the
walls, floors and ceilings.
3. Install the UPS on a floor that is made of noncombustible materials.
• Do not allow unauthorized personnel to enter the installation area and assign specified
personnel to keep the UPS keys.
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