40
We reserve the right to make changes without any prior notice.
Translation from original instructions
6.6.7 Sizing of lines for "LC" and "LC/HP" units
The recommended diameters for equivalent lengths up to 30 m are given below.
Recommended diameters for R410A for "LC" units - The thickness of the pipe must be compatible with the refri
-
gerant used and with current regulations.
Model
Equivalent length 10 m
Equivalent length 20 m
Equivalent length 30 m
Gas
Liquid
Gas
Liquid
Gas
Liquid
6
12
10
12
10
12
12
8
12
10
12
12
12
12
11
16
10
16
12
16
16
16
16
12
16
16
16
16
19
16
12
16
16
16
16
22
18
16
18
16
18
16
24
18
16
18
16
18
16
28
18
16
18
16
18
18
32
18
16
18
18
22
18
35
18
16
22
18
22
18
42
22
16
22
18
22
22
48
22
16
22
22
22
22
Recommended diameters for R410A for "LC/HP" units - The thickness of the pipe must be compatible with the
refrigerant used and with current regulations.
Model
Equivalent length 10 m
Equivalent length 20 m
Equivalent length 30 m
Gas
Liquid
Gas
Liquid
Gas
Liquid
6
16
10
16
10
16
12
8
16
10
18
12
22
12
11
18
10
18
12
22
16
16
22
12
22
16
22
16
19
22
12
28
16
28
16
22
22
16
28
16
28
16
24
22
16
28
16
28
16
28
28
16
28
16
35
18
32
28
16
35
18
35
18
35
28
16
35
18
35
18
42
28
16
35
18
35
22
48
35
16
35
22
35
22
The above mentioned diameters were chosen in order to optimise the performance of the units, contempo-
raneously ensuring the proper operation at the permissible conditions and to contain the refrigerant charge
within reasonable limits.
