15
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About the units and options
Installer and user reference guide
56
R R8T7V1B
VRV IV heat pump for indoor installation
4P499898-1A – 2020.10
Specification
5 HP
8 HP
Maximum capacity
Heating
16.0 kW
25.0 kW
Cooling
14.0 kW
22.4 kW
Outside ambient design
temperature
Heating
–20~15.5°C WB
Cooling
–5~46°C DB
Ambient design temperature of compressor unit
and heat exchanger unit
5~35°C DB
Maximum relative
humidity around the
compressor unit and heat
exchanger unit
Heating
50%
(a)
Cooling
80%
(a)
(a) To avoid condensation and water dripping out of the unit. If the temperature or the
humidity is beyond these conditions, safety devices may be put in action and the air
conditioner may not operate.
15.4 System layout
NOTICE
Design of the system must not be done at temperatures below –15°C.
INFORMATION
Not all combinations of indoor units are allowed, for guidance, see
57].
d
d
c
c
a
b
VRV DX
VRV DX
VRV DX
EKEXV
AHU
d
d
1
2
1
In case of VRV DX indoor units
2
In case of VRV DX indoor units combined with an air handling unit
a
Heat exchanger unit
b
Compressor unit
c
Refrigerant piping
d
User interface (dedicated depending on indoor unit type)
VRV DX
VRV direct expansion (DX) indoor unit
EKEXV
Expansion valve kit
AHU
Air handling unit
15.5 Combining units and options
INFORMATION
Certain options might not be available in your country.
Содержание VRV IV RKXYQ5T8Y1B Series
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