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MITSUBISHI
ELECTRIC
!
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
4
Altitude
5
Dust
6
Inflammable gas
following
IEC654-4(1987)
Class1
M9950 SERIES UPS
OWNERS / TECHNICAL MANUAL
WARNING 3
Indoors
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), and over one year period must be in the range 77° F (25°C).
The relative humidity must be held between 20 and 95%. The environmental
condition must be no condensation when temperature changes.
This equipment must not be applied at altitude that exceeds 1000m(3280ft)
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.
Hydrogen sulfide (H
S)
2
Sulfurous acid gas (SO
Chlorine gas (Cl
)
2
Hydrogen fluoride gas (HF)
Ammonia gas (NH
)
3
Nitrous oxides (NO
)
x
Ozone (O
)
3
MITSUBISHI ELECTRIC M9950 SERIES UPS
Environment standard
No more than 0.003 PPM
)
No more than 0.01 PPM
2
No more than 0.002 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:
1-3
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