System Heat Pump Outdoor Unit - MegaFrio
System Heat Pump Outdoor Unit - MegaFrio System Heat Pump Outdoor Unit - MegaFrio
Refrigerant piping installation CRUN1008T0 Example : 5 indoor units connected : outdoor unit : 1st branch (branch union) : Y branch : indoor unit : header : sealing : downward indoor unit ➲ Piping diameter (A) - Liquid pipe : Ø15.88mm(5/8 inch) - Gas pipe : Ø28.58mm(9/8 inch) ➲ Refrigerant pipe diameter from branch to branch (B,C) ➲ Total pipe length = A+B+C+a+b+c+d+e ≤ 220m 26 Outdoor Unit 50m H Downward indoor unit total capacity [kW(Btu/h)] ~8.2(28,000) L l H h ~17.6(60,000) ~28.1(96,000) ~36.3(125,000) Longest pipe length A+B+b ≤ 100m Longest pipe length after 1st branch B+b ≤ 30m A A B B Liquid pipe [mm(inch)] Ø9.52(3/8) Ø12.7(1/2) Ø12.7(1/2) Ø15.88(5/8) Difference in height(outdoor ↔ indoor) H ≤ 50m ( 40m : outdoor is lower than indoor units)* Difference in height (indoor ↔ indoor) h ≤ 15m * Indoor unit should be installed at lower position than the header C 1 C c d e 3 D 4 D 5 D L 100m l 30m b X E a 2 D Branch pipe can not be used after header Gas pipe [mm(inch)] Ø15.88(5/8) Ø19.05(3/4) Ø25.4(1) Ø28.58(9/8) D F G 15m h
◆ Indoor Unit Connection 50m H A A Total pipe length ≤ 220m Total pipe length ≤ 100m ➲ Indoor unit connecting pipe from branch (a,b,c,d,e) Downward indoor unit total capacity [kW(Btu/h)] 2.1(7,000), 2.6(9,000), 3.5(12,000) 5.3(18,000), 7.0(24,000), 8.2(28,000) 10.5(36,000), 12.3(42,000), 14.0(48,000) ◆ Distribution Method Line Distribution B B C 1 C c d e 3 D 4 D 5 D L 100m l 30m b X E a 2 D D F G 15m h Liquid pipe [mm(inch)] Ø6.35(1/4) Ø9.52(3/8) Ø9.52(3/8) Refrigerant piping installation Gas pipe [mm(inch)] Ø12.7(1/2) Ø15.88(3/8) Ø19.05(3/4) With line distribution method, it is possible to make the first or the second main pipe distribution within the third branch, And do not make the main pipe distribution, at or after the fourth branch. Correct Correct 1st 1st better 2nd permit 1st Main Pipe Distribution 2nd 3rd 3rd 2nd Main Pipe Distribution Note- Main Pipe Distribution : Distribution from One Multi-kit to Two Multi-kits(mark with a circle) 30m H A Incorrect 1st Incorrect 1st A B B 2nd 1st Main Pipe Distribution C 1 C c D D X d e 4 D D L 70m 3 5 a 3rd Incorrect l 30m 2nd 3rd 4th b Incorrect E 2 2nd Main Pipe Distribution D F G 12m h Installation Manual 27 ENGLISH
- Page 1 and 2: System Heat Pump Outdoor Unit INSTA
- Page 3 and 4: Safety Precautions Safety Precautio
- Page 5 and 6: Install the air conditioner accordi
- Page 7 and 8: Do not install the outdoor unit at
- Page 9 and 10: Cautions before the test run Turn o
- Page 11 and 12: Combination with indoor and Outdoor
- Page 13 and 14: Installation Space Individual Insta
- Page 15 and 16: Collective / Continuous installatio
- Page 17 and 18: Installation Location of anchor bol
- Page 19 and 20: Refrigerant piping installation A T
- Page 21 and 22: Refrigerant piping system ◆ Y bra
- Page 23 and 24: ◆ Header Method CRUN458S0 Example
- Page 25: ◆ Combination of Y branch/header
- Page 29 and 30: Branch pipe Fitting A A Y branch He
- Page 31 and 32: Airtight Test and Evacuation (1) Ai
- Page 33 and 34: Electrical Wiring Areas of Caution
- Page 35 and 36: Transmission and Power Lines 1) Tra
- Page 37 and 38: ◆ Example Connection of Transmiss
- Page 39 and 40: ◆ The Procedure of Automatic Addr
- Page 41 and 42: Group Number Setting for Indoor Uni
- Page 43 and 44: ◆ Position of rotary switch on th
- Page 45 and 46: Test Run Checks Before Test Run 1 2
- Page 47 and 48: Self-Diagnosis Function Error Indic
- Page 49 and 50: Position of the LED01Y in inverter
- Page 51 and 52: Piping Diagram CRUN458S0 4way valve
- Page 53 and 54: Preparation of Piping Appendix Main
- Page 55 and 56: HEAT INSULATION Appendix 1. Use the
- Page 57 and 58: 3. Grouped drain piping Appendix 1)
- Page 59 and 60: Indoor unit A B C D E F G H I J K L
- Page 61 and 62: Prior to power on Outdoor unit Indo
- Page 63 and 64: MANUALE D’INSTALLAZIONE MODELLO N
- Page 65 and 66: Precauzioni di sicurezza Precauzion
- Page 67 and 68: Installare il condizionatore d’ar
- Page 69 and 70: Non installare l’unità esterna s
- Page 71 and 72: Avvertenze per l’esecuzione dei t
- Page 73 and 74: Combinazione con le unità interne
- Page 75 and 76: Spazio necessario attorno all’uni
◆ Indoor <strong>Unit</strong> Connection<br />
50m<br />
H<br />
A<br />
A<br />
Total pipe length ≤ 220m Total pipe length ≤ 100m<br />
➲ Indoor unit connecting pipe from branch (a,b,c,d,e)<br />
Downward indoor unit total capacity<br />
[kW(Btu/h)]<br />
2.1(7,000), 2.6(9,000), 3.5(12,000)<br />
5.3(18,000), 7.0(24,000), 8.2(28,000)<br />
10.5(36,000), 12.3(42,000), 14.0(48,000)<br />
◆ Distribution Method<br />
Line Distribution<br />
B<br />
B<br />
C<br />
1<br />
C<br />
c<br />
d e<br />
3 D<br />
4 D 5 D<br />
L 100m<br />
l 30m<br />
b<br />
X<br />
E<br />
a 2<br />
D<br />
D<br />
F<br />
G<br />
15m<br />
h<br />
Liquid pipe<br />
[mm(inch)]<br />
Ø6.35(1/4)<br />
Ø9.52(3/8)<br />
Ø9.52(3/8)<br />
Refrigerant piping installation<br />
Gas pipe<br />
[mm(inch)]<br />
Ø12.7(1/2)<br />
Ø15.88(3/8)<br />
Ø19.05(3/4)<br />
With line distribution method, it is possible to make the first or the second main pipe distribution within the<br />
third branch, And do not make the main pipe distribution, at or after the fourth branch.<br />
Correct<br />
Correct<br />
1st<br />
1st<br />
better<br />
2nd<br />
permit<br />
1st<br />
Main Pipe<br />
Distribution<br />
2nd 3rd<br />
3rd<br />
2nd<br />
Main Pipe<br />
Distribution<br />
Note-<br />
Main Pipe Distribution : Distribution from One Multi-kit to Two Multi-kits(mark with a circle)<br />
30m<br />
H<br />
A<br />
Incorrect<br />
1st<br />
Incorrect<br />
1st<br />
A<br />
B<br />
B<br />
2nd<br />
1st<br />
Main Pipe<br />
Distribution<br />
C<br />
1<br />
C<br />
c<br />
D<br />
D<br />
X<br />
d e<br />
4 D D<br />
L 70m<br />
3 5<br />
a<br />
3rd<br />
Incorrect<br />
l 30m<br />
2nd 3rd 4th<br />
b<br />
Incorrect<br />
E<br />
2<br />
2nd<br />
Main Pipe<br />
Distribution<br />
D<br />
F<br />
G<br />
12m<br />
h<br />
Installation Manual 27<br />
ENGLISH
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