Mitsubishi Electric PUMY-P100VHMB Installationshandbuch Seite 7

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H 50 m (Outdoor lower H
h 12 m
A
L
a b c d e
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45°± 2°
A Flare cutting dimensions
B Flare nut tightening torque
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A (Fig. 4-2)
Copper pipe O.D. Flare dimensions
(mm) øA dimensions (mm)
ø6.35   
ø9.52   
ø12.7 16.2 - 16.6
¡ 19.3 - 19.7
B (Fig. 4-2)
Copper pipe O.D. Flare unt O.D.
(mm)
ø6.35
ø6.35
ø9.52
ø12.7
ø12.7
¡
¡
$%&'DEFGH 120 m
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%&'H 30 m
H 50 m (Outdoor lower H
h 12 m
A
L
e
B C D
a b c d
120 m
I 30 m
20 m)
A : Outdoor Unit
B : First Branch
C : Indoor unit
D : Cap
f
Tightening torque
(mm) 1 P
17   
22 34 - 42
22 34 - 42
26 49 - 61
29   
29   
36 100 - 120
A
A Die
B Copper pipe

A
PUMY-P100-140
20 m)
B, C, D
C Total capacity of indoor units
a, b, c, d, e, f
D Model number
15, 20, 25, 32, 40, 50
    
F 4-Branching header
CMY-Y64-G-E
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Fig. 4-1 is a sample of piping system.
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with commercially available insulation materials (heat-resistant to 120°C or more,
thickness of 15 mm or more).
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completed.
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Gas side Pipe size (mm)
Liquid side Pipe size (mm)
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‡ Make sure the pipes do not contact the compressor. Abnormal noise or vibration
may result.
1 Pipes must be connected starting from the indoor unit.
Flare nuts must be tightened with a torque wrench.
2 Flare the liquid pipes and gas pipes and apply a thin layer of refrigeration oil (Ap-
plied on site).
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pipes.
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Warning:
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Table 3 (Fig. 4-3)
Copper pipe O.D. (mm)
ø6.35 (1/4 )
¡   )
ø12.7 (1/2 )
¡  )
ø19.05 (3/4 )
A Liquid pipe B Gas pipe
ø9.52 ¡
A Liquid pipe B Gas pipe
ø9.52 ¡
A Liquid pipe B Gas pipe
ø6.35 ø12.7
ø9.52 ¡
E Branch kit model
CMY-Y62-G-E
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Indoor unit
15-50 63-140
ø12.7 ¡
ø6.35 ø9.52
A (mm)
Flare tool for R410A Flare tool for R22·R407C
Clutch type
0 - 0.5
0 - 0.5
0 - 0.5
0 - 0.5
0 - 0.5
(mm)
(mm)
(mm)
Outdoor unit
100-140
¡
ø9.52
1.0 - 1.5
1.0 - 1.5
1.0 - 1.5
1.0 - 1.5
1.0 - 1.5