Esquemas Frigorífi Cos - Mitsubishi Electric Mr. SLIM MSZ-FA25VA Technical Manual

MXZ-2A30VA
R.V. coil
Refrigerant flow in cooling
OFF
ON Refrigerant flow in heating
Indoor unit
B
Stop valve
(with service port)
Indoor unit
A
Stop valve
(with service port)
Indoor unit
A
Indoor unit
B
MAX REFRIGERANT PIPING LENGTH
Piping length each indoor unit (a, b)
Total piping length (a+b)
Bending point for each unit
Total bending point
❋It does not matter which unit is higher.
Outdoor unit
Refrigerant piping length (one way, 2 unit total)
precharged
(g)
1,150
● Refrigerant pipe diameter is different according to indoor unit to be connected. When using extension pipes,refer to the
tables below.
Indoor unit
class Pipe diameter
Liquid 6.35(1/4)
22/25
Gas 9.52(3/8)
ø 9.52
ø 9.52
ø 9.52
Capillary tube
ø 3.0✕ø 2.0✕ 200
ø 6
Stop valve LEV A
(with strainer #100)
Capillary tube
ø 3.0✕ø 2.0✕ 200
ø 6
LEV B
Stop valve
(with strainer #100)
20m
0
Extension pipe diameter
Liquid 6.35(1/4)
Gas 9.52(3/8)
Compressor
Discharge
temperature
thermistor RT62
Muffler
4-way valve
ø 9.52
ø 9.52
Indoor
a
units
15m
20m
15
20
b
For
Indoor unit A
Indoor unit B
Esquemas frigorífi cos
Unit:mm
ø 9.52
Outdoor heat
exchanger
temperature
thermistor
FAN-OUT
RT68
Defrost
thermistor
RT61
Strainer
#100
ø 9.52
Outdoor
unit
Unit : mm (inch)
Outdoor unit union diameter
Liquid
Gas
Liquid
Gas
Ambient
temperature
thermistor
RT65
10m
10m
10m
6.35(1/4)
9.52(3/8)
6.35(1/4)
9.52(3/8)
415