Table 2A — Refrigerant Piping Sizes — 60 Hz
SINGLE SUCTION RISERS
UNIT
38AKS
LENGTH OF INTERCONNECTING PIPING, FT (M)
16-25 (4.9-7.6) 26-50 (7.9-15.2) 51-75 (15.5-22.8) 76-100 (23.2-30.5) 101-200 (30.8-60.9)
LSL S L S L S L S
028
7
⁄
8
1
5
⁄
8
7
⁄
8
2
1
⁄
8
*
7
⁄
8
2
1
⁄
8
*
7
⁄
8
2
1
⁄
8
*
7
⁄
8
2
1
⁄
8
*
034
7
⁄
8
2
1
⁄
8
7
⁄
8
2
1
⁄
8
7
⁄
8
2
1
⁄
8
1
1
⁄
8
2
1
⁄
8
1
1
⁄
8
2
5
⁄
8
*
044
7
⁄
8
2
1
⁄
8
7
⁄
8
2
1
⁄
8
1
1
⁄
8
2
5
⁄
8
*1
1
⁄
8
2
5
⁄
8
*1
1
⁄
8
2
5
⁄
8
*
L—Liquid Line
S—Suction Line
*IMPORTANT — Requires a double suction riser, if evaporator is below condensing unit. See table below.
NOTE: Liquid and suction line sizes are OD (in.) Equivalent sizes in mm are listed below.
DOUBLE SUCTION RISERS — 60 Hz
UNIT
38AKS
LENGTH OF INTERCONNECTING PIPING, FT (M)
26-50 (7.9-15.2) 51-75 (15.5-22.8) 76-100 (23.2.-30.5) 101-200 (30.8-60.9)
ABCABC A B C A B C
028 1
3
⁄
8
1
5
⁄
8
2
1
⁄
8
1
3
⁄
8
1
5
⁄
8
2
1
⁄
8
1
3
⁄
8
1
5
⁄
8
2
1
⁄
8
1
3
⁄
8
1
5
⁄
8
2
1
⁄
8
034 —————— — — — 1
5
⁄
8
2
1
⁄
8
2
5
⁄
8
044 ———1
5
⁄
8
2
1
⁄
8
2
5
⁄
8
1
5
⁄
8
2
1
⁄
8
2
5
⁄
8
1
5
⁄
8
2
1
⁄
8
2
5
⁄
8
NOTE: A, B, C dimensions relate to reference diagram.
Table 2B — Refrigerant Piping Sizes — 50 Hz
SINGLE SUCTION RISERS
UNIT
38AKS
LENGTH OF INTERCONNECTING PIPING, FT (M)
16-25 (4.9-7.6) 26-50 (7.9-15.2) 51-75 (15.5-22.8) 76-100 (23.2-30.5) 101-200 (30.8-60.9)
LSL S L S L S L S
028
7
⁄
8
1
5
⁄
8
7
⁄
8
2
1
⁄
8
*
7
⁄
8
2
1
⁄
8
*
7
⁄
8
2
1
⁄
8
*
7
⁄
8
2
1
⁄
8
*
034
7
⁄
8
2
1
⁄
8
†
7
⁄
8
2
1
⁄
8
*
7
⁄
8
2
1
⁄
8
*1
1
⁄
8
2
5
⁄
8
*1
1
⁄
8
2
5
⁄
8
*
044
7
⁄
8
2
1
⁄
8
7
⁄
8
2
1
⁄
8
1
1
⁄
8
2
5
⁄
8
*1
1
⁄
8
2
5
⁄
8
*1
1
⁄
8
2
5
⁄
8
*
L—Liquid Line
S—Suction Line
*IMPORTANT — Requires a double suction riser, if evaporator is below condensing unit. See table below.
†For riser, use 1
5
⁄
8
OD inches.
NOTE: Liquid and suction line sizes are OD (in.) Equivalent sizes in mm are listed below.
DOUBLE SUCTION RISERS — 50 Hz
UNIT
38AKS
LENGTH OF INTERCONNECTING PIPING, FT (M)
26-50 (7.9-15.2) 51-75 (15.5-22.8) 76-100 (23.2.-30.5) 101-200 (30.8-60.9)
ABCABC A B C A B C
028 1
3
⁄
8
1
5
⁄
8
2
1
⁄
8
1
3
⁄
8
1
5
⁄
8
2
1
⁄
8
1
3
⁄
8
1
5
⁄
8
2
1
⁄
8
1
3
⁄
8
1
5
⁄
8
2
1
⁄
8
034 1
5
⁄
8
1
5
⁄
8
2
1
⁄
8
1
5
⁄
8
1
5
⁄
8
2
1
⁄
8
1
5
⁄
8
1
5
⁄
8
2
1
⁄
8
1
5
⁄
8
2
1
⁄
8
2
5
⁄
8
044 ———1
5
⁄
8
2
1
⁄
8
2
5
⁄
8
1
5
⁄
8
2
1
⁄
8
2
5
⁄
8
1
5
⁄
8
2
1
⁄
8
2
5
⁄
8
NOTE: A, B, C dimensions relate to reference diagram.
Unit Size Dimension — in. (mm)
028 1
5
⁄
8
(41.3)
034 2
1
⁄
8
(54.0)
044 2
1
⁄
8
(54.0)
MAXIMUM LIQUID LIFT
UNIT 38AKS
60 Hz 50 Hz
FtMFtM
028 76 23 66 20
034 67 20 60 18
044 76 23 66 20
EQUIVALENT SIZES IN MM
in. mm
7
⁄
8
22.2
1
1
⁄
8
28.6
1
3
⁄
8
34.9
1
5
⁄
8
41.3
2
1
⁄
8
54.0
2
5
⁄
8
66.7
5
