49
MXZ-4D72VA
Indoor unit
D
Power
receiver
LEV A
LEV B
LEV C
LEV D
Oil separator
Compressor
Muffler
4-way valve
LEV E
Indoor unit
C
Indoor unit
B
Indoor unit
A
Indoor unit
A
Indoor unit
B
Indoor unit
C
Indoor unit
D
Capillary tube
Capillary tube
Discharge
temperature
thermistor RT62
Strainer
#100
Strainer
#100
Strainer
#100
Strainer
#100
Strainer
#100
R.V. coil
OFF
ON
Refrigerant flow in cooling
Refrigerant flow in heating
Distributor
HEX-OUT
Outdoor heat
exchanger
temperature
thermistor
RT68
Defrost
thermistor
RT61
Capillary tube
Ambient
temperature
thermistor
RT65
FAN-OUT
Strainer
#100
Stop valve with
service port
Stop valve
High-pressure
switch
UNIT: mm
a
b
c
d
Outdoor
unit
Indoor
units
15 m
10 m
15 m
Max.
Height
difference
UNIT: mm (inch)
Outdoor unit union diameter
For
Indoor unit A
Liquid
6.35(1/4)
Gas
12.7(1/2)
Indoor unit B
Liquid
6.35(1/4)
Gas
9.52(3/8)
Indoor unit C
Liquid
6.35(1/4)
Gas
9.52(3/8)
Indoor unit D
Liquid
6.35(1/4)
Gas
9.52(3/8)
Refrigerant pipe diameter is different according to indoor unit to be
connected. When using extension pipes, refer to the right table.
When diameter of refrigerant pipe is different from that of outdoor
unit union, use optional Different-diameter pipe.
For further information on Different-diameter pipe, refer to "PARTS
CATALOG".
MAX REFRIGERANT PIPING LENGTH
Piping length each indoor unit (a, b, c, d)
25 m
Total piping length (a+b+c+d)
60 m
Bending point for each unit
25
Total bending point
60
It is irrelevant which unit is higher.
ADDITIONAL REFRIGERANT CHARGE
Outdoor unit
precharged
(g)
Refrigerant piping length (one way, 4 unit total)
40 m
50 m
60 m
2,700
0
200
400
Calculation : Xg = 20 g/m x (Refrigerant piping length (m) - 40)
WHEN CONNECTING TO MFZ-KJ SERIES INDOOR UNIT
MXZ-4D72VA -
E2
/
ER2
No. of
MFZ-KJ
indoor units
Refrigerant piping length (L)
Maximum amount of
refrigerant
~ 40 m
~ 60 m
None
Charge-less (2,700 g)
(L-40) x 20 g/m
3,100 g
1 unit
100 g additional charge (2,800 g)
100 g + (L-40) x 20 g/m
3,200 g
2 units
200 g additional charge (2,900 g)
200 g + (L-40) x 20 g/m
3,300 g
3 units
300 g additional charge (3,000 g)
300 g + (L-40) x 20 g/m
3,400 g
4 units
400 g additional charge (3,100 g)
400 g + (L-40) x 20 g/m
3,500 g
OBH626E
Содержание SEZ-KD VA Series
Страница 17: ...17 OUTLINES AND DIMENSIONS 5 MXZ 2D33VA MXZ 2D40VA MXZ 2D42VA MXZ 2D53VA MXZ 2D53VAH Unit mm OBH626E ...
Страница 21: ...21 WIRING DIAGRAM 6 MXZ 2D33VA E1 MXZ 2D40VA E1 MXZ 2D53VA E1 OUTDOOR DISPLAY P C BOARD OBH626E ...
Страница 22: ...22 MXZ 2D33VA E2 MXZ 2D42VA E2 MXZ 2D53VA E2 OBH626E ...
Страница 23: ...23 MXZ 2D33VA ER2 MXZ 2D40VA ER2 MXZ 2D53VA ER2 OBH626E ...
Страница 24: ...24 MXZ 2D53VAH E1 OUTDOOR DISPLAY P C BOARD OBH626E ...
Страница 25: ...25 MXZ 2D53VAH E2 OBH626E ...
Страница 26: ...26 MXZ 2D53VAH ER2 OBH626E ...
Страница 27: ...27 MXZ 3D54VA E1 OBH626E ...
Страница 28: ...28 MXZ 3D54VA2 E2 OBH626E ...
Страница 29: ...29 MXZ 3D54VA2 ER2 OBH626E ...
Страница 30: ...30 MXZ 3D68VA E1 OBH626E ...
Страница 31: ...31 MXZ 3D68VA E2 OBH626E ...
Страница 32: ...32 MXZ 3D68VA ER2 OBH626E ...
Страница 33: ...33 MXZ 4D72VA E1 OBH626E ...
Страница 34: ...34 MXZ 4D72VA E2 OBH626E ...
Страница 35: ...35 MXZ 4D72VA ER2 OBH626E ...
Страница 36: ...36 MXZ 4D83VA E1 OBH626E ...
Страница 37: ...37 MXZ 4D83VA E2 OBH626E ...
Страница 38: ...38 MXZ 4D83VA ER1 OBH626E ...
Страница 39: ...39 MXZ 4D83VA ER2 OBH626E ...
Страница 40: ...40 MXZ 5D102VA E1 OBH626E ...
Страница 41: ...41 MXZ 5D102VA E2 OBH626E ...
Страница 42: ...42 MXZ 5D102VA ER1 OBH626E ...
Страница 43: ...43 MXZ 5D102VA ER2 OBH626E ...