LG LC098HV4 User Manual

INTRODUCTION | 69
Refrigerant Piping Design and Best Practices
Due to our policy of continuous product innovation, some specications may change without notication.
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Large Tubing U-bend (>3/4 in.) Loop
Small Tubing U-bend (<3/4 in.)
Figure 50: Coiled Expansion Loops and Offsets.
R
L
L
R
L
Table 44: Radii of Coiled Expansion Loops and Developed Lengths of Expansion Offsets.
R
L
L
R
L
R
L
L
R
L
Anticipated Linear Expansion (LE) (inches)
Nominal Tube Size (OD) inches
1/4 3/8 1/2 3/4
1/2
R
1
6 7 8 9
L
2
38 44 50 59
1
R
1
9 10 11 13
L
2
54 63 70 83
1-1/2
R
1
11 12 14 16
L
2
66 77 86 101
2
R
1
12 14 16 19
L
2
77 89 99 117
2-1/2
R
1
14 16 18 21
L
2
86 99 111 131
3
R
1
15 17 19 23
L
2
94 109 122 143
3-1/2
R
1
16 19 21 25
L
2
102 117 131 155
4
R
1
17 20 22 26
L
2
109 126 140 166
1
R = Centerline Length of Pipe.
2
L = Centerline Minimum Radius (inches).
Selecting Field-Supplied Copper Tubing
REFRIGERANT PIPING DESIGN
Table 43: Linear Thermal Expansion of Copper Tubing in Inches.
Pipe
Length
1
Fluid Temperature °F
35° 40° 45° 50° 55° 60° 65° 70° 75° 80° 85° 90° 95° 100° 105° 110° 115° 120° 125° 130°
10
0.04 0.04 0.05 0.06 0.06 0.07 0.08 0.08 0.09 0.09 0.10 0.10 0.11 0.11 0.11 0.12 0.13 0.14 0.15 0.15
20
0.08 0.08 0.10 0.12 0.13 0.14 0.15 0.16 0.17 0.18 0.19 0.20 0.21 0.22 0.22 0.23 0.26 0.28 0.29 0.30
30
0.12 0.12 0.15 0.18 0.20 0.21 0.23 0.24 0.26 0.27 0.29 0.30 0.32 0.33 0.32 0.35 0.39 0.42 0.44 0.45
40
0.16 0.16 0.20 0.24 0.26 0.28 0.30 0.32 0.34 0.36 0.38 0.40 0.42 0.44 0.43 0.46 0.52 0.56 0.58 0.60
50
0.20 0.20 0.25 0.30 0.33 0.35 0.38 0.40 0.43 0.45 0.48 0.50 0.53 0.55 0.54 0.58 0.65 0.70 0.73 0.75
60
0.24 0.24 0.30 0.36 0.39 0.42 0.45 0.48 0.51 0.54 0.57 0.60 0.63 0.66 0.65 0.69 0.78 0.84 0.87 0.90
70
0.28 0.28 0.35 0.42 0.46 0.49 0.53 0.56 0.60 0.63 0.67 0.70 0.74 0.77 0.76 0.81 0.91 0.98 1.02 1.05
80
0.32 0.32 0.40 0.48 0.52 0.56 0.60 0.64 0.68 0.72 0.76 0.80 0.84 0.88 0.86 0.92 1.04 1.12 1.16 1.20
90
0.36 0.36 0.45 0.54 0.59 0.63 0.68 0.72 0.77 0.81 0.86 0.90 0.95 0.99 0.97 1.04 1.17 1.26 1.31 1.35
100
0.40 0.40 0.50 0.60 0.65 0.70 0.75 0.80 0.85 0.90 0.95 1.00 1.05 1.10 1.08 1.15 1.30 1.40 1.45 1.50
120
0.48 0.48 0.60 0.72 0.78 0.84 0.90 0.96 1.02 1.08 1.14 1.20 1.26 1.32 1.30 1.38 1.56 1.68 1.74 1.80
140
0.56 0.56 0.70 0.84 0.91 0.98 1.05 1.12 1.19 1.26 1.33 1.40 1.47 1.54 1.51 1.61 1.82 1.96 2.03 2.10
160
0.64 0.64 0.80 0.96 1.04 1.12 1.20 1.28 1.36 1.44 1.52 1.60 1.68 1.76 1.73 1.84 2.08 2.24 2.32 2.40
180
0.72 0.72 0.90 1.08 1.17 1.26 1.35 1.44 1.53 1.62 1.71 1.80 1.89 1.98 1.94 2.07 2.34 2.52 2.61 2.70
200
0.80 0.80 1.00 1.20 1.30 1.40 1.50 1.60 1.70 1.80 1.90 2.00 2.10 2.20 2.16 2.30 2.60 2.80 2.90 3.00
220
0.88 0.88 1.10 1.32 1.43 1.54 1.65 1.76 1.87 1.98 2.09 2.20 2.31 2.42 2.38 2.53 2.86 3.08 3.19 3.30
240
0.96 0.96 1.20 1.44 1.56 1.68 1.80 1.92 2.04 2.16 2.28 2.40 2.52 2.64 2.59 2.76 3.12 3.36 3.48 3.60
260
1.04 1.04 1.30 1.56 1.69 1.82 1.95 2.08 2.21 2.34 2.47 2.60 2.73 2.86 2.81 2.99 3.38 3.64 3.77 3.90
280
1.12 1.12 1.40 1.68 1.82 1.96 2.10 2.24 2.38 2.52 2.66 2.80 2.94 3.08 3.02 3.22 3.64 3.92 4.06 4.20
1
Pipe length baseline temperature = 0°F. "Expansion of Carbon, Copper and Stainless Steel Pipe," The Engineers' Toolbox, www.engineeringtoolbox.com.

LG LC098HV4 Specifications

General

Brand	LG
Model	LC098HV4
Category	Heat Pump
Language	English