Toshiba MCY-MAP0401HT2D Installations-Handbuch Seite 14

3
REFRIGERANT PIPING
• Coupling size of brazed pipe
Connected section
External size
K
Standard outer dia. of
connected copper pipe
6.35
9.52
12.70
15.88
19.05
Selection of pipe materials and size
• Selection of pipe material
Material: Phosphorus deoxidation seam-less pipe
• Capacity code of indoor and outdoor units
• For the indoor unit, the capacity code is decided at each capacity rank.
• The capacity codes of the outdoor units are decided at each capacity rank.
The maximum No. of connectable indoor unit and the total value of capacity codes of the indoor units are also
decided.
Minimum wall thickness for R410A application
Soft Harf Hard or Hard
OK OK
OK OK
OK OK
OK OK
NG * OK
Table 1
Capacity code
Indoor unit
capacity type
Equivalent to HP Equivalent to capacity
007 type 0.8
009 type 1
012 type 1.25
015 type 1.7
018 type 2
024 type 2.5
027 type 3
030 type 3.2
036 type 4
048 type 5
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Internal size
G
External size Internal size
Standard outer dia. (Allowable difference)
C
6.35 (±0.03) 6.45 (
9.52 (±0.03) 9.62 (
12.70 (±0.03) 12.81 (
15.88 (±0.03) 16.00 (
19.05 (±0.03) 19.19 (
OD (Inch) OD (mm) Minimum wall thickness (mm)
1/4" 6.35
3/8" 9.52
1/2" 12.70
5/8" 15.88
3/4" 19.05
Table 2
2.2
2.8
3.6
4.5
5.6
7.1
8
9
11.2
14
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Connected section
Min. depth
of insertion
F K G
+0.04
) 7
–0.02
+0.04
) 8
–0.02
+0.04
) 9
–0.02
+0.04
) 9
–0.02
+0.03
) 11 10
–0.03
0.80
0.80
0.80
1.00
1.00
Capacity code
Outdoor unit
capacity type
Equivalent to HP
0401 type 4
0501 type 5
0601 type 6
11
Min. thickness
of coupling
Oval value
6 0.06 or less
7 0.08 or less
8 0.10 or less
8 0.13 or less
0.15 or less
* If the pipe size is Ø19.0 or more, use a
suitable material.
Total capacity code of
No. of
connectable indoor units
connectable
indoor units
Min. (HP)
6 3.2
8 4.0
9 4.8
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(Unit: mm)
0.50
0.60
0.70
0.80
0.80
Max. (HP)
5.2
6.5
7.8