Download Liebert PEX User Manual - Large Frame

Piping
Table 13
Recommended refrigerant line sizes - OD copper mm (inches)
1020
Model
Equiv. Length
Gas
1025
Liquid
Gas
1030
Liquid
Gas
1035
Liquid
Gas
2045
Liquid
Gas
2055
Liquid
Gas
Liquid
15m (50ft)
22
13
22
16
28
16
28
16
28
16
28
16
30m (100ft)
22
16
22
16
28
16
28
19
28
22
28
22
45m (150ft)
22
16
28
16
28
22
28
22
35
22
35
22
60m (200ft)
28
16
28
19
28
22
28
22
35
22
35
22
2040
Model
Equiv. Length
Gas
2050
Liquid
Gas
2060
Liquid
Gas
2070
Liquid
Gas
Liquid
15m (50ft)
22
13
22
16
22
16
22
16
30m (100ft)
22
16
22
16
22
16
22
19
45m (150ft)
22
16
28
16
28
19
28
22
60m (200ft)
28
16
28
19
28
22
28
22
3080
Model
3090
3100
Equiv. Length
Gas
Liquid
Gas
Liquid
Gas
Liquid
15m (50ft)
28
16
28
16
28
16
30m (100ft)
28
22
28
22
28
22
45m (150ft)
28
22
35
22
35
22
60m (200ft)
35
22
35
22
35
22
Table 14
Air Cooled
Model
Refrigerant
Charge
per Circuit, kg (lb)
1020, 1025, 1030
2.3 (5.1)
1035
3.1 (6.8)
2045, 2055
4.9 (10.8)
2040, 2050, 2060
2.4 (5.3)
2070
3.2 (7.0)
3080, 3090
3.7 (8.1)
3100
5.0 (11.0)
1020
2.5 (5.5)
1025, 1030, 1035
2.75 (6.1)
2045, 2055
4.0 (8.8)
2040
2.5 (5.5)
2050, 2060
2.75 (6.1)
2070
4 (8.8)
3080, 3090, 3100
4 (8.8)
Water Cooled
O.D.
13
16
19
22
in.
1/2
5/8
3/4
7/8 1-1/8 1-3/8
28
Indoor unit approximate refrigerant charge for R-22 or R-407C
System Type
Table 15
Metric/Imperial Equivalents
mm
Liquid Line charges - refrigerant per 30m (100 ft) of Type “L” copper tube
Liquid Line, kg (lb)
1/2"
3.3 (7.3)
5/8"
5.3 (11.7)
3/4"
7.8 (17.2)
7/8"
11.1 (24.4)
1-1/8"
18.9 (41.6)
40
35