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Nor-Lake 12X20X8-4 User Manual
Page 27
Nor-Lake 12X20X8-4 Fast-Trak Indoor Walk-In Box Only Box Only
Split pak manual - Page 27
For 12X20X8-4.
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Refrigerant Piping
Unit Cooler Piping
Pipe size example:
How to figure line sizes:
Fittings in this system:
Determine line size 1 (main line from condensing unit):
Total equivalent line run 126.5 feet
Determine line size 2 (evaporators):
Total equivalent line run 126 feet
Total equivalent line run 132 feet
Table 3. Weight of Refrigerants in Copper Lines During Operation (Pounds per 100 lineal feet of type "L" tubing)
Table 5. Equivalent Feet of Pipe Due to Valve and Fitting Friction
Table 7. Recommended Line Sizes for R-404A and R507*
Table 8. Recommended Line Sizes for R-407*
Table 9. Recommended Line Sizes for R-448A/R-449A*
Table 9a. Recommended Line Sizes for R-448A/R-449A*
Table 6. Recommended Remote Condenser Line Sizes
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6
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57
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1, Ref
rige
rate
d Solut
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rou
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. A
ll righ
ts reser
ved.
27
BASE
“M6
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BASE “M7”
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File type: PDF
File name: 96518463_12x20x8-4.pdf
File size: 2.2 MB
File Language: English
Pages: 32
Author: Nor-Lake
File created: 2021-06-02
Published:
2023-04-17
Updated: 2023-04-16
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Table of Contents
×
Refrigerant Piping
15
Unit Cooler Piping
15
Pipe size example:
15
How to figure line sizes:
16
Fittings in this system:
16
Determine line size 1 (main line from condensing unit):
16
Total equivalent line run 126.5 feet
16
Determine line size 2 (evaporators):
16
Total equivalent line run 126 feet
16
Total equivalent line run 132 feet
16
Table 3. Weight of Refrigerants in Copper Lines During Operation (Pounds per 100 lineal feet of type "L" tubing)
17
Table 5. Equivalent Feet of Pipe Due to Valve and Fitting Friction
18
Table 7. Recommended Line Sizes for R-404A and R507*
19
Table 8. Recommended Line Sizes for R-407*
20
Table 9. Recommended Line Sizes for R-448A/R-449A*
21
Table 9a. Recommended Line Sizes for R-448A/R-449A*
22
Table 6. Recommended Remote Condenser Line Sizes
18
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