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WARNING
The UPS is to be installed in a controlled environment.
Improper storage and installation environment may deteriorate insulation,
shorten component life and cause malfunctions.
Keep the installation environment per standard described as follows:
Table 1.1 UPS Installation Environment
No.
Item
1
Installation
Location
2
Ambient
temperature
3
Relative humidity The relative humidity must be held between 5 and 95%. There must be no
4
Altitude
5
Dust
6
Inflammable gas
following
IEC654-4
Part 4
9900D SERIES UPS
OWNERS / TECHNICAL MANUAL
WARNING 3
Indoors, without vibrations or impact
Minimum temperature: 32°F(0°C), Maximum temperature: 104°F(40°C) The
average temperature over any 24-hour period must be in the range 41° F (5°C)
to 95°F(35°C).
condensation due to temperature changes.
This equipment must not be applied at altitude that exceeds 1980m (6500ft)
above sea level.
Dust in the room where the UPS is installed must not exceed normal
atmospheric dust levels. In particular, that dust should not include iron particles,
oils or fats, or organic materials such as silicone.
There should be no inflammable/explosive gas.
Sea salts
Hydrogen sulfide (H
S)
2
Sulfurous acid gas (SO
Chlorine gas (Cl
)
2
Wet Chlorine (Cl
) relative humidity >50% No more than 0.0005 PPM
2
Hydrogen chloride
Hydrogen fluoride (HF)
Ammonia gas (NH
)
3
Nitrous oxides (NO
)
x
Ozone (O
) or other oxidants
3
MITSUBISHI ELECTRIC 9900D SERIES UPS
Environment standard
0
No more than 0.003 PPM
)
No more than 0.01 PPM
2
No more than 0.002 PPM
No more than 0.0066 PPM
No more than 0.001 PPM
No more than 1 PPM
No more than 0.05 PPM
No more than 0.002 PPM
Page Number:
1-4
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