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Section 5. Refrigerant Line Considerations
5.1 Refrigerant Line and Service Valve Connection Sizes
RATED
LINE SIZES
4TTA7036A3/4
4TTA7048A3/4
4TTA7060A3/4
ALTERNATE
LINE SIZES
4TTA7036A3/4
4TTA7048A3/4
4TTA7060A3/4
Note: For other line lengths, Refer to Refrigerant Piping Application Guide, SS-APG006-EN or Refrigerant Piping
Software Program, 32-3312-xx (latest revision).
6
Line Sizes
Service Valve Connection Sizes
Vapor
Liquid
Vapor Line
Line
Line
Connection
3/4
3/8
3/4
7/8
3/8
7/8
1-1/8
3/8
7/8
Line Sizes
Service Valve Connection Sizes
Vapor
Liquid
Vapor Line
Line
Line
Connection
5/8
3/8
3/4
7/8
3/8
3/4
3/4
3/8
7/8
3/4
3/8
7/8
7/8
3/8
7/8
Table 5.1
Liquid Line
Connection
3/8
3/8
3/8
Liquid Line
Connection
3/8
3/8
3/8
3/8
3/8
Max Line & Lift Lengths
TOTAL Max
Max Lift (ft.)
Line Length (ft.)
150
50
150
50
150
50
Max Line & Lift Lengths
TOTAL Max
Max Lift (ft.)
Line Length (ft.)
150
50
150
50
150
50
150
50
150
50
18-AC107D1-1A-EN
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