-i V6-i VRF 50/60Hz
17
Part 2
- Component Layout
and
Refrigerant Circuits
14/16/18HP
Figure 2-2.2: 14/16/18HP piping diagram
Discharge temperature switch
Heat exchanger temperature sensor
Outdoor ambient temperature sensor
Plate heat exchanger inlet temperature sensor
Plate heat exchanger outlet temperature sensor
Compressor A discharge temperature sensor
Electronic expansion valve (EXV)
Compressor B discharge temperature sensor
Fast defrosting (in heating) and unloading (in cooling) valve
Refrigerant bypass EXV valve
Refrigerant bypass indoor units valve
Compressor A vapor injection valve
1
15
12
9
3
4
5
6
11
10
7
14
8
8
13
EXVA
EXVC
E
S
C
SV8A
SV4
SV7
SV5
SV6
T3
T4
T6B
T6A
2
T7C1
T7C2