Rheem RARL-JEZ - Refrigerant Line Sizing; Liquid Line Sizing Charts; Suction Line Sizing and Capacity Multipliers

Air
Refrigerant Line Size Information
RARL- JEZ Series
Suction Line Run
Feet [m]
25'
[7.62]
50'
[15.24]
100'
[30.48]
150'
[45.72]
Optional
Standard
Optional
Optional
Standard
Optional
Optional
Standard
Optional
Optional
Standard
Optional
5
/8"[15.88 mm] O.D. Std.*
3
/4" [19.05 mm]O.D. Opt.
—
1.00
1.00
—
0.99
1.00
—
0.97
0.98
—
0.95
0.97
Suction Line Length/Size and Capacity Multiplier
2-Stage R-410A
System Capacity Model
2 Ton 3 Ton
5
/8"[15.88 mm] O.D. Opt.
3
/4" [19.05 mm]O.D. Std.*
.99
1.00
N/A
0.98
0.99
N/A
0.95
0.97
N/A
0.91
0.95
N/A
4 Ton
3
/4" [19.05 mm]O.D. Opt.
7
/8" [22.23 mm]O.D. Std.*
1.00
1.00
N/A
0.98
0.99
N/A
0.95
0.97
N/A
0.93
0.95
N/A
5 Ton
.99
1.00
N/A
0.98
0.99
N/A
0.94
0.97
N/A
0.91
0.95
N/A
Suction Line Connection Size 3/4" [19.05] I.D. 7/8" [22.23] I.D.
2-Stage
R-410A
System
Capacity
Model
Line Size
(Inch O.D.)
[mm]
Liquid Line Size
Outdoor unit above Indoor Coil (Cooling Only)
Liquid Line Size
Outdoor unit Below Indoor Coil (Cooling Only)
Minimum Vertical Separation—Feet [m] Maximum Vertical Separation—Feet [m]
25
[7.62]
50
[15.24]
75
[22.86]
100
[30.48]
125
[38.10]
150
[45.72]
25
[7.62]
50
[15.24]
75
[22.86]
100
[30.48]
125
[38.10]
150
[45.72]
Total Equivalent Length—Feet [m] Total Equivalent Length—Feet [m]
5/16 [7.94] 0 0 0 0 0 0 25 [7.62] 50 [15.24] 40 [12.19] 35 [10.66] 29 [8.83] 22 [6.70]
2 Ton
1/4* [6.35] 0 0 17 [5.18] 43 [13.10] 70 [21.33] 95 [28.95] 25 [7.62] 10 [3.04] N/A N/A N/A N/A
5/16
″
[7.94]
Liquid Line
Connection
Size
(Inch I.D.)
3/8 [9.53] 0 0 0 0 0 0 25 [7.62] 50 [15.24] 51 [15.54] 48 [14.63] 44 [13.41] 40 [12.19]
3 Ton
5/16* [7.94] 0 0 0 0 0 7 25 [7.62] 39 [11.88] 28 [8.53] 16 [4.87] 5 [1.52] N/A
5/16
″
[7.94]
3/8 [9.53] 0 0 0 0 0 0 25 [7.62] 47 [14.32] 40 [12.19] 32 [9.75] 24 [7.31] 17 [5.18]
4 Ton
5/16* [7.94] 0 0 8 [2.43] 32 [9.75] 55 [16.76] 80 [24.38] 25 [7.62] 15 [4.57] N/A N/A N/A N/A
3/8
″
[9.53]
1/2 [12.7] 0 0 0 0 0 0 25 [7.62] 50 [15.24] 56 [17.06] 54 [16.45] 52 [15.84] 50 [15.24]
5 Ton
3/8* [9.53] 0 0 0 0 0 0 25 [7.62] 41 [12.49] 30 [9.14] 20 [6.09] 10 [3.04] 0
3/8
″
[9.53]
3/8 [9.53] 0 0 0 0 0 0 25 [7.62] 50 [15.24] 45 [13.71] 42 [12.80] 39 [11.88] 37 [11.28]
NOTES: N/A = Application not recommended.
*Standard line size
NOTES: Line size not recommended due to inadequate oil return.
*Standard line size
[ ] Designates Metric Conversions
Condensing Unit Refrigerant Line Size Information
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