Operating Conditions - Toshiba MM-A0280HT Service Manual

G
The units referred to within this manual conform with the protection requirements of
Directives 89/336/EEC Electromagnetic Compatibility and 73/23/EEC Low voltage.
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Operating conditions of the unit are as follows:
2
Note 1: Cooling capacity is rated at the following temperature conditions:
Indoor air inlet temperature
Outdoor air inlet temperature
Note 2: Heating capacity is rated at the following temperature conditions:
Indoor air inlet temperature
Outdoor air inlet temperature
Note 3: For details about the Outdoor unit, Indoor units or Remote Controller installation
refer to the relevant literature, i.e. Installation Instructions supplied with the units.
Note 4: Operatives handling refrigerants must be suitably qualified in accordance with local
and national codes of practice and statutory requirements.
Note 5: Legislation may regulate the removal of waste refrigerant from the systems. We advise
awareness of any regulations and duty of care. Waste refrigerant must NEVER be
discharged to atmosphere.
Note 6: Electrical work should be in accordance with all relevant codes of practice and should
be carried out by suitably qualified personnel.
Note 7: Metric/Imperial pipe conversion.
Diameter (mm)
1 5/8
Nominal diameter (inch)
Note 8: Within this manual:
ODU
R/C
INV
DB
Mg-Sw =
OCR
Note 9: MPaG ⇒ kgf/cm
10MPaG = 10.2kgf/cm
Summary

Operating Conditions

Outdoor temperature
Room Temperature
Room humidity
6.4 9.5
1 ⁄ 3 ⁄
4 8
= Outdoor Unit
= Remote Controller
= HP Inverter ODU
= Dry Bulb
Magnetic Contactor
= Over Current Relay
2 G Conversion multiplier
2 G
-5 ~ 43°C Cooling
-15 ~ 21°C Heating
18 ~ 32°C Cooling
15 ~ 29°C Heating
<80% Cooling
27°C DB, 19°C WB.
35°C DB.
20°C DB.
7°C DB, 6°C WB.
12.7 15.9 19.0 22.0
1 ⁄ 5 ⁄ 3 ⁄ 7 ⁄
2 8 4 8
IDU = Indoor Unit
D.O.L. = Direct On-Line compressor
FIX = HP Fixed Speed ODU
WB = Wet Bulb
IOL = Inner Overload Relay
IGBT = Inverter Gate Bi-Polar Transistor
6
28.6 34.9 41.3 54.1
1 1 ⁄ 1 3 ⁄ 1 5 ⁄ 2 1 ⁄
8 8 8 8