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BluCube Installation and Maintenance Manual 7222094 V1.12.0_04_2016
Interconnecting Pipework
Cooling Only
Footnotes
1) For interconnecting pipework with a predominantly horizontal layout
2) For interconnecting pipework with a predominantly vertical layout
3) Double risers should be used on vertical suction / discharge lines for heat pump systems where the BluCube is below
AHU.
A single riser will not be sufficient to minimise pressure loss.
4) V
ertical liquid lines greater than 20m are not permitted on any system
Assumptions
i) In cooling mode - evaporator temperature = 7°C and condensing temperature = 50°C
ii) In heating mode - evaporator temperature = -10°C and condensing temperature = 50°C
Equivalent Pipe Lengths with R410A
Outdoor
Unit
Outdoor Unit
0-20m
20-40m
40-60m
60-80m
Connection Size
Liquid
Suction
Liquid
Suction
Liquid
Suction
Liquid
Suction
Liquid
Suction
Horizontal
Vertical
Horizontal
Vertical
Horizontal
Vertical
Horizontal
Vertical
Horizontal
Vertical
Horizontal
Vertical
Horizontal
Vertical
Horizontal
Vertical
(1)
(2)
(1)
(2)
(1)
(4)
(1)
(4)
(1)
(4)
(1)
(4)
(1)
(4)
(1)
(4)
CUR092V16-1CO-0
3/8"
7/8"
1/2"
1/2"
1 1/8"
7/8"
1/2"
1 1/8"
1/2"
1 1/8"
5/8"
1 1/8"
CUR092V20-1CO-0
1/2"
1 1/8"
1/2"
1/2"
1 3/8"
1 1/8"
5/8"
1 3/8"
5/8"
1 3/8"
5/8"
1 3/8"
CUR092V25-1CO-0
1/2"
1 3/8"
1/2"
1/2"
1 3/8"
1 1/8"
5/8"
1 3/8"
5/8"
1 3/8"
3/4"
1 3/8"
CUR092V29-1CO-0
1/2"
1 3/8"
5/8"
5/8"
1 5/8"
1 3/8"
5/8"
1 5/8"
5/8"
1 5/8"
3/4"
1 5/8"
CUR122V35-1CO-0
5/8"
1 3/8"
5/8"
5/8"
1 5/8"
1 3/8"
3/4"
1 5/8"
3/4"
1 5/8"
3/4"
1 5/8"
CUR122V40-1CO-0
5/8"
1 5/8"
5/8"
5/8"
1 5/8"
1 5/8"
3/4"
1 5/8"
3/4"
1 5/8"
7/8"
1 5/8"
CUR092V16-VCO-0
3/8"
7/8"
1/2"
1/2"
1 1/8"
7/8"
1/2"
1 1/8"
1/2"
1 1/8"
5/8"
1 1/8"
CUR092V20-VCO-0
1/2"
1 1/8"
1/2"
1/2"
1 3/8"
1 1/8"
5/8"
1 3/8"
5/8"
1 3/8"
5/8"
1 3/8"
CUR092V25-VCO-0
1/2"
1 3/8"
1/2"
1/2"
1 3/8"
1 1/8"
5/8"
1 3/8"
5/8"
1 3/8"
3/4"
1 3/8"
CUR092V29-VCO-0
1/2"
1 3/8"
5/8"
5/8"
1 5/8"
1 3/8"
5/8"
1 5/8"
5/8"
1 5/8"
3/4"
1 5/8"
CUR122V35-VCO-0
5/8"
1 3/8"
5/8"
5/8"
1 5/8"
1 3/8"
3/4"
1 5/8"
3/4"
1 5/8"
3/4"
1 5/8"
CUR122V40-VCO-0
5/8"
1 5/8"
5/8"
5/8"
1 5/8"
1 5/8"
3/4"
1 5/8"
3/4"
1 5/8"
7/8"
1 5/8"
Above
Air Handling Unit
BluCube™
Condensing Unit
Te
ch
ni
ca
l
Summary of Contents for BluCube CUR092V16-1CO-0
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