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569J 16-25 PIPING RECOMMENDATIONS (SINGLE-CIRCUIT UNIT)
R -410A Equivalent Length
Ft 0-38 38-75 75-113 113-150 150- 188
m 0-12 12-23 23-34 34-46 46-57
Model
Linear Length
Ft 0-25 25-50 50-75 75-100 100-125
m 0-8 8-15 15-23 23-30 30-38
569J*16 Liquid Line
5
/
8
5
/
8
5
/
8
5
/
8
5
/
8
Max Lift 25 50 75 100 125
Suction Line 1-
1
/
8
1-
3
/
8
1-
3
/
8
1-
3
/
8
1-
3
/
8
1-
5
/
8
Charge (lbs)
Novation 24.3 27.5 30.6 33.7 37.8
RTPF 42.7 45.9 49.0 52.1 56.2
569J*25 Liquid Line
5
/
8
5
/
8
5
/
8
5
/
8
5
/
8
Max Lift 25 50 71 77 63
Suction Line 1-
1
/
8
1-
3
/
8
1-
3
/
8
1-
3
/
8
1-
5
/
8
1-
5
/
8
1-
5
/
8
Charge (lbs) 37.8 40.8 44.6 47.8 51.1
Legend:
Equivalent
Length
Equivalent tubing length, including effects of refrigeration specialties devices
Linear Length Typical linear tubing length, (50% added to linear to define Equivalent Length for this table)
Liquid Line Tubing size, inches OD.
Max Lift Maximum liquid lift (indoor unit ABOVE outdoor unit only), at maximum permitted liquid line pressure drop —
S Linear Length Less than 75 ft (23 m): Minimum 2.0°F subcooling entering TXV
S Linear Length Greater than 75 ft (23m): Minimum 0.5°F subcooling entering TXV
Suction Line Tube size, inches OD
Charge Charge Quantity, lbs. Calculated for both liquid line sizes (where applicable), but only with larger suction line size
(where applicable)
NOTE: For applications with equivalent length greater than 188 ft (57 m) and/0r linear length greater than 125 ft (38 m),
contact your local Carrier representative.
569J