SiE33-003
Appendix
General Information
95
7.3
Selection of Refrigerant Pipe Size
Capacity of indoor unit and size of refrigerant pipe (G)
Selection of branch kit...REFNET joint (A) and REFNET beader (B)
Note:
1. KHRP26K40/75TP or KHRP26K40HP are pipe size reducer.
2. For system with total capacity of 640 and over, connect REFNET header after the REFNET joint branch
kit.
Class
20
25
32
40
50
63
80
100
125
200
250
Cooling
Capacity (19.5
˚CWB)
kcal/h
2,000
2,500
3,150
4,000
5,000
6,300
8,000
10,000
12,500
20,000
25,000
Btu/h
7,900
9,900
12,500
15,900
19,900
25,000
31,800
39,700
49,600
79,000
99,000
kW
2.3
2.9
3.7
4.7
5.8
7.3
9.3
11.6
14.5
23.0
28.8
Cooling
Capacity
(19 ˚CWB)
kW
2.2
2.8
3.6
4.5
5.6
7.1
9.0
11.2
14.0
22.4
28.0
Heating
Capacity
kcal/h
2,200
2,800
3,400
4,300
5,400
6,900
8,600
10,800
13,800
21,500
27,000
Btu/h
8,500
10,900
13,600
17,000
21,500
27,300
34,100
42,700
54,600
85,300
107,500
kW
2.5
3.2
4.0
5.0
6.3
8.0
10.0
12.5
16.0
25.0
31.5
Liquid Pipes
φ
6.4
φ
9.5
φ
9.5
φ
12.7
φ
12.7
Gas Pipes
φ
12.7
φ
15.9
φ
19.1
φ
25.4
φ
28.6
Capacity
REFNET joint (A)
REFNET header (B)
Less than 100
KHRP26K11T
KHRP26K11H (Max. 4 branches)
100 or more to 160 (160 excluded)
KHRP26K18T
KHRP26K18H (Max. 6 branches)
160 or more to 330 (330 excluded)
KHRP26K37T
KHRP26K37H (Max. 8 branches)
330 or more to 640 (640 excluded)
KHRP KHRP26K40TP
Note 1
KHRP26K40H (Max. 8 branches) +
KHRP26K40HP
Note 1
640 or more
KHRP KHRP26K75TP
Note 2
Si33-003.book Page 95 Monday, June 25, 2001 9:06 AM
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