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8
REFRIGERANT SYSTEM DIAGRAM
SUZ-SM71VA.TH
Refrigerant pipe ø 15.88
(with heat insulator)
Flared connection
Flared connection
Refrigerant pipe ø 6.35
(with heat insulator)
MAX. REFRIGERANT PIPING LENGTH
Model
SUZ-SM71VA.TH
MAX. HEIGHT DIFFERENCE
* Max. Height
* Height difference limitations are binding regardless of the height position at which either indoor or outdoor is placed higher.
ADDITIONAL REFRIGERANT CHARGE (R32: g)
Model
SUZ-SM71VA.TH
OCH706B
4-way valve
Strainer
#50
Stop valve
(with service port)
Strainer
#100
Stop valve
Capillary tube
ø 4.0 ×ø 2.4 × 100
Refrigerant piping: m
Max. Length A
Max. Height difference B
30
Indoor
unit
difference
B
Max. Length
Outdoor unit
precharged
7 m
1,450
0
Strainer
#100
Muffler
Discharge
temperature
Defrost
thermistor
thermistor
RT62
RT61
Compressor
Capillary tube
ø3.0×ø2.0×200(×6)
Distributer
LEV
Strainer
#100
Muffler
Refrigerant flow in cooling
Refrigerant flow in heating
30
A
Outdoor unit
Refrigerant piping length (one way)
10 m
15 m
120
320
Calculation: Xg=40g/m × (Refrigerant piping length(m)−7)
14
Outdoor
heat
Ambient
exchanger
temperature
thermistor
RT65
Outdoor heat
exchanger
temperature
thermistor
RT68
R.V. coil
heating ON
cooling OFF
Piping size O.D: mm
Gas
Liquid
15.88
9.52
20 m
25 m
520
720
Unit: mm
30 m
920
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