Range Of Usage & Limitations - Mitsubishi Heavy Industries FDT125VNPWVH Data Book
Standard inverter packaged air-conditioners, split system, air to air heat pump type, ceilining cassette-4 way type, duct connected-high static pressure type, duct connected-low/middle static pressure type, ceiling suspended type
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8. RANGE OF USAGE & LIMITATIONS
8. RANGE OF USAGE & LIMITATIONS
Operating temperature range
Operating temperature range
Recommendable area to install
Recommendable area to install
Installation site
Installation site
Temperature and humidity conditions surrounding the
Temperature and humidity conditions surrounding the
indoor unit (Note 2)
indoor unit (Note 2)
Limitations on unit and piping installation
Limitations on unit and piping installation
Cycle Time
Compressor
Compressor
ON-OFF cycling
ON-OFF cycling
Stop Time
Voltage range
Power source
Power source
Voltage drop at start-up
Phase-to-phase imbalance
Note 1. Do not install the unit in places which :
Note 1. Do not install the unit in places which :
1) Flammable gas may leak.
1) Flammable gas may leak.
3) Cosmetic or special sprays are used frequently.
3) Cosmetic or special sprays are used frequently.
4) Exposed to oil splashes or steam (e.g. kitchen and machine plant).
4) Exposed to oil splashes or steam (e.g. kitchen and machine plant).
5) Exposed to sea breeze (e.g. coastal area) or calcium chloride (e.g. snow melting agent).
5) Exposed to sea breeze (e.g. coastal area) or calcium chloride (e.g. snow melting agent).
6) Exposed to ammonia substance (e.g. organic fertilizer).
6) Exposed to ammonia substance (e.g. organic fertilizer).
7) Matters affecting devices, such as sulfuric gas, chlorine gas, acid, alkali, etc. may generate or accumulate.
7) Matters affecting devices, such as sulfuric gas, chlorine gas, acid, alkali, etc. may generate or accumulate.
8) Chimney smoke is hanging.
8) Chimney smoke is hanging.
9) Sucking the exhaust gas from heat exchanger.
9) Sucking the exhaust gas from heat exchanger.
10) Adjacent to equipment generating electromagnetic waves or high frequency waves.
10) Adjacent to equipment generating electromagnetic waves or high frequency waves.
12) Snow falls heavily.
12) Snow falls heavily.
13) At an elevation of 1000 meters or higher.
13) At an elevation of 1000 meters or higher.
14) On mobile machine (e.g. vehicle, ship, etc.)
14) On mobile machine (e.g. vehicle, ship, etc.)
15) Splashed with water to indoor unit (e.g. laundry room).
15) Splashed with water to indoor unit (e.g. laundry room).
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indoor unit.
indoor unit.
Note 3. Both gas and liquid pipes need to be coverd with 20mm or thicker heat insulation materials at the place where humidity exceeds 70%.
Note 3. Both gas and liquid pipes need to be coverd with 20mm or thicker heat insulation materials at the place where humidity exceeds 70%.
air temperature in day time during winter is above 0˚C, and it has no accumulation of snow.
air temperature in day time during winter is above 0˚C, and it has no accumulation of snow.
The limitations of installation space are shown in the page for exterior dimensions.
Model FDE, SRK : Dew point temperature : 23˚C or less, relative hummdity : 80% or less
Other models : Dew point temperature : 28˚C or less, relative hummdity : 80% or less
Cycle Time
Stop Time
Voltage range
Voltage drop at start-up
Phase-to-phase imbalance
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See next page.
When used below -5˚C, install a snow hood (prepared on site).
When used below -5˚C, install a snow hood (prepared on site).
The limitations of installation space are shown in the page for exterior dimensions.
Model FDE : Dew point temperature : 23˚C or less, relative hummdity : 80% or less
Other models : Dew point temperature : 28˚C or less, relative hummdity : 80% or less
See page 38.
13 minutes or more (from OFF to OFF) or (from ON to ON)
13 minutes or more (from OFF to OFF) or (from ON to ON)
3 minutes or more
Rating ±10%
Min.85% of rating
3% or less
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'22 • PAC-DB-409
See next page.
See page 30.
3 minutes or more
Rating ±10%
Min.85% of rating
3% or less
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