Design Technical Manual

Table Of Contents
z
Connection pipe size
Connection pipe selection for when 2 or more indoor units are connected.
Indoor
unit
Indoor
unit
Liquid pipe
Discharge
gas pipe
RB
unit
Suction
gas pipe
Gas pipe
Model name
Total capacity of
indoor unit (Btu/h)
Liquid pipe Discharge Gas pipe Suction Gas pipe Gas pipe
UTP-RU01AH 8,000 ≤ x < 27,000 3/8" (9.52)
1/2" (12.70)
+Reducer-A
5/8" (15.88)
+Reducer-B
5/8" (15.88)
+Reducer-B
UTP-RU01BH
8,000 ≤ x < 36,000 3/8" (9.52) 1/2" (12.70)
5/8" (15.88)
+Reducer-E
5/8" (15.88)
+Reducer-E
36,000 ≤ x < 48,000 3/8" (9.52) 1/2" (12.70) 3/4" (19.05) 3/4" (19.05)
48,000 ≤ x < 60,000 1/2" (12.70)
5/8" (15.88)
+Reducer-B
7/8" (22.22)
+Reducer-D
7/8" (22.22)
+Reducer-D
UTP-RU01CH
60,000 ≤ x < 72,000 1/2" (12.70)
5/8" (15.88)
+Reducer-F
7/8" (22.22) 7/8" (22.22)
72,000 ≤ x < 96,000 1/2" (12.70) 3/4" (19.05) 7/8" (22.22) 7/8" (22.22)
- (06 - 82) -
SYSTEM
DESIGN
SYSTEM
DESIGN