Refrigerant Piping - Toshiba RBC-DTWP101E Manuel D'installation

Branch Kit Set 1:4
2

REFRIGERANT PIPING

Tolerance of pipe length and Height difference
<RAV-SM2244AT8, SM2804AT8 series>
Outdoor unit
Total length
• 1 + 2 + 4
• 1 + 2 + 5
Outdoor unit
• 1 + 3 + 6
• 1 + 3 + 7
Maximum
SM2244
SM2804
Outdoor unit
SM2244
SM2804
* Ensure that the shortest pipe length complies with the following:
1 + 2 + 4 ≥ 5 m
5 ≥ 4
EN
Indoor unit C
Indoor unit D
4
1
Branch piping
• 4
• 5
• 6
• 7
Maximum
70
70
Indoor-outdoor H
Indoor unit: Upper
30
30
1 + 3 + 6 ≥ 5 m
7 ≥ 6
Indoor unit B
5 6
2
Allowable pipe length (m)
Branch piping
• 4 + 2
• 5 + 2
• 6 + 3
• 7 + 3
Maximum
15 20
15 20
Height difference (m)
Outdoor unit: Upper
30
30
3
Indoor unit A
7
3
Branch piping
• ( 4 + 2) – ( 5 + 2)
• ( 4 + 2) – ( 6 + 3)
• ( 4 + 2) – ( 7 + 3)
• ( 5 + 2) – ( 6 + 3)
• ( 5 + 2) – ( 7 + 3)
• ( 6 + 3) – ( 7 + 3)
Maximum
Indoor-indoor
(Δh)
6
6
0.5
0.5