14
6. Installation details
6.1 Wrench torque sheet for installation
Outside diameter
Torque
Additional tightening torque
mm
inch
N
·
cm
N
·
cm
Ф6.35
1/4
1500
(153kgf.cm)
1600
(163kgf.cm)
Ф9.5
3
3/8
2500
(255kgf.cm)
2600
(265kgf.cm)
Ф12.7
1/2
3500
(357kgf.cm)
3600
(367kgf.cm)
Ф16
5/8
4500
(459kgf.cm)
4700
(479kgf.cm)
6.2 Connecting the cables
The power cord of connect should be selected according to the following specifications sheet.
Grade
Unit
18K
24K
mm
2
2.5
2.5
6.3 Pipe length and the elevation
Capacity
Btu/h
Pipe size
Standard
length
(m)
Max.
Elevation
B (m)
Max.
Length
A (m)
Additional
refrigerant
(g/m)
Gas
Liquid
18K
1/2’’
(Ф
12.7)
1/4"(
Ф
6.4)
5
10
25
20
24K
5/8’’
(Ф
16)
3/8
’’(Ф
9.53)
5
10
25
40
