Table 10.4 Line charges - refrigerant
per 100 ft. (30m) of Type L copper tube
Line Size, O.D., in.
3/8
1/2
5/8
3/4
7/8
—
1-1/8
—
1-3/8
Table 10.5 Refrigerant charge in Liebert pre-
charged R-407C line sets
Line Size, in.
Length, ft. (m)
15 (4.5)
3/8 liquid
30 (9)
15 (4.5)
5/8 or 7/8 suction
30 (9)
Table 10.6 Equivalent lengths for various pipe fittings, ft (m)
Copper Pipe OD,
in.
1/2
0.8 (0.24)
5/8
0.9 (0.27)
3/4
1.0 (0.3)
7/8
1.45 (0.44)
1-1/8
1.85 (0.56)
1-3/8
2.4 (0.73)
1-5/8
2.9 (0.88)
Refrigerant trap = Four times equivalent length of pipe per this table.
Vertiv | Liebert Mini-Mate2—2 and 3 ton Technical Data Manual |
R-407C, lb/100 ft. (kg/30m)
Suction Line
Liquid Line
—
3.7 (1.7)
—
6.9 (3.1)
11.0 (5.0
0.4 (0.2)
15.7 (7.1)
0.6 (0.3)
23.0 (10.4)
1.0 (0.4)
1.7 (0.7)
2.7 (1.1)
Charge R-407C, oz (kg)
5 (0.14)
10 (0.28)
5 (0.14)
10 (0.28)
90 Degree Elbow
90 Degree Elbow
Copper
Cast
1.3 (0.39)
1.4 (0.42)
1.5 (0.45)
1.8 (0.54)
2.2 (0.67)
2.9 (0.88)
3.5 (1.06)
45 Degree
Gate
Tee
Elbow
Valve
2.5
0.4 (0.12)
0.26 (0.07)
(0.76)
2.5
0.5 (0.15)
0.28 (0.08)
(0.76)
2.5
0.6 (0.18)
0.3 (0.09)
(0.76)
3.6
0.8 (0.24)
0.36 (0.1)
(1.09)
1.0 (0.3)
4.6 (1.4)
0.48 (0.14)
6.4
1.3 (0.39)
0.65 (0.19)
(1.95)
7.2
1.6 (0.48)
0.72 (0.21)
(2.19)
Globe
Angle
Valve
Valve
7.0 (2.13)
4.0 (1.21)
9.5 (2.89)
5.0 (1.52)
12.0 (3.65)
6.5 (1.98)
17.2 (5.24)
9.5 (2.89)
22.5 (6.85)
12.0 (3.65)
32.0 (9.75)
16.0 (4.87)
36.0 (10.97)
19.5 (5.94)
60
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