6 18-BC109D1-1A-EN
Section 5. Refrigerant Line Considerations
5.1 Refrigerant Line and Service Valve Connection Sizes
Table 5.1
RATED
LINE SIZES
Line Sizes Service Valve Connection Sizes Max Line & Lift Lengths
Vapor
Line
Liquid
Line
Vapor Line
Connection
Liquid Line
Connection
TOTAL Max
Line Length (ft.)
Max Lift (ft.)
4TWX7024E 5/8
3/8 3/4 3/8 150 50
4TWX7036E 3/4
3/8 3/4 3/8 80 25
4TWX7048E 7/8
3/8 7/8 3/8 150 50
4TWX7060E 1-1/8
3/8 7/8 3/8 80 25
ALTERNATE
LINE SIZES
Line Sizes Service Valve Connection Sizes Max Line & Lift Lengths
Vapor
Line
Liquid
Line
Vapor Line
Connection
Liquid Line
Connection
TOTAL Max
Line Length (ft.)
Max Lift (ft.)
4TWX7024E 3/4
3/8 3/4 3/8 80 25
4TWX7036E
5/8
3/8 3/4 3/8 150 50
7/8
3/8 3/4 3/8 80 25
4TWX7048E 3/4
3/8 7/8 3/8 150 50
4TWX7060E
3/4
3/8 7/8 3/8 150 50
7/8
3/8 7/8 3/8 150 50
Note: For other line lengths, Refer to Refrigerant Piping Application Guide, SS-APG006-EN or Refrigerant Piping
Software Program, 32-3312-xx (latest revision).