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12 Technical data
Installation manual
14
RXF50~71D5V1B
R32 split series
3P645642-2E – 2021.10
12.2
Piping diagram
12.2.1
Piping diagram: Outdoor unit
PED categories of equipment:
▪ High pressure switch: category IV,
▪ Compressor: category II;
▪ Other equipment: art. 4§3.
HPS
7.0 CuT
7.0 CuT
7.0 CuT
7.0 CuT
12.7 CuT
12.7 CuT
12.7 CuT
12.7 CuT
12.7 CuT
12
.7
C
uT
9.5 CuT
6.4 CuT
9.
5
C
uT
6.4 CuT
6.
4
C
uT
6.4 CuT
6.4 CuT
4.0 CuT
4.0 CuT
9.
5
C
uT
12
.7
C
uT
12
.7
C
uT
RXF50D
b
a
c
d
f
h
g
j1
j3
j2
k
m
m
m
m
m
n
o
e
l
i
i
M
a
Liquid field piping
j3
Discharge pipe thermistor
b
Gas field piping
k
Heat exchanger
c
Liquid stop valve
l
4-way valve (ON: heating)
d
Gas stop valve
m
Muffler
e
Liquid receiver
n
Compressor
f
Filter
o
Accumulator
g
Electronic expansion valve
HPS
High pressure switch (automatic reset)
h
Muffler with filter
M
Propeller fan
i
Capillary tube
Refrigerant flow: cooling
j1
Outdoor temperature thermistor
Refrigerant flow: heating
j2
Heat exchanger thermistor