Physical Data; Vapor Line Sizing/Cooling Capacity Loss; Vapor Line Sizing And Cooling Capacity Loss - Carrier Comfort 25HCD4 Advance Product Data

PHYSICAL DATA

UNIT SIZE SERIES
Operating Weight (lb)
Shipping Weight (lb)
Compressor Type
REFRIGERANT
Control
Outdoor Heating Piston #
Charge (lb)
COND FAN
Air Discharge
Air Qty (CFM)
Motor HP
Motor RPM
COND COIL
Face Area (Sq ft)
Fins per In.
Rows
Circuits
VALVE CONNECT. (In. ID)
Vapor
Liquid
REFRIGERANT TUBES* (In. OD)
Rated Vapor*
Liquid
*Units are rated with 25 ft (7.6 m) of lineset length. See Vapor Line Sizing and Cooling Capacity Loss table when using other sizes and lengths of lineset.
Note: See unit Installation Instruction for proper installation.

VAPOR LINE SIZING AND COOLING CAPACITY LOSS

Acceptable vapor line diameters provide adequate oil return to the compressor while avoiding excessive capacity loss. The suction line
diameters shown in the chart below are acceptable for HP systems with Puron refrigerant:
Vapor Line Sizing and Cooling Capacity Losses - - Puronr Refrigerant 1- - Stage Heat Pump Applications
Maximum
Unit Vapor Line
Liquid Line
Nominal Diameters
Diameters
Size (Btuh) (In.) OD
(In. OD)
18,000
1/2
1--- Stage
3/8
HP with
5/8
Puron
24,000
5/8
1--- Stage
3/8
HP with
3/4
Puron
30,000 5/8
1--- Stage
3/4
3/8
HP with
7/8
Puron
36,000 5/8
1--- Stage
3/4
3/8
HP with
7/8
Puron
42,000
3/4
1--- Stage
3/8
HP with
7/8
Puron
48,000
3/4
1--- Stage
3/8
HP with
7/8
Puron
60,000 3/4
1--- Stage
7/8
3/8
HP with
1 ---1/8
Puron
Standard Length = 80 ft. (24.4 m) or less total equivalent length
Applications in this area are long line. Accessories are required as shown recommended on Long Line Application Guidelines
Applications in this area may have height restrictions that limit allowable total equivalent length, when outdoor unit is below indoor unit See Long Line Applica-
tion Guidelines
18--- 30 24--- 30
42 42
5.3 6.75
1700 2614
1/12 1/10
1100 1100
12.6 15.1
25 20
1 1
5 5
5/8" 5/8"
5/8 5/8
Standard
Application
26--- 50 51--- 80 81--- 100
(7.9--- 15.2) (15.5--- 24.4) (24.7--- 30.5)
1 2 3
0 0 1
0 1 1
0 0 0
1 2 3
0 0 1
0 0 0
1 2 4
0 0 1
0 0 0
0 1 2
0 0 1
0 1 2
0 0 1
1 2 4
0 1 2
0 0 0
30--- 30 36--- 31 42--- 30
Scroll
Puron (R---410A)
TXV (Puron Hard Shutoff)
55 57
7.5 7.6
Propeller Type, Direct Drive
Vertical
2614 3365 2614
1/10 1/4 1/10
1100 1100 1100
21.6 21.6 15.1
20 20
1 1
5 6
3/4" 3/4" 7/8"
3/8"
3/4 3/4
3/8"
Cooling Capacity Loss (%)
Total Equivalent Line Length ft. (m)
Long Line Application Requires Accessories
101--- 125 126--- 150 151--- 175
(30.8--- 38.1) (38.4--- 45.7) (46.0--- 50.3)
4 6 7
1 1 2
2 3 3
0 1 1
3 4 5
1 1 2
0 1 1
5 6 7
1 2 2
0 1 1
2 3 4
1 1 2
3 4 5
1 2 2
5 6 7
2 3 4
1 1 1
3
48--- 30 60--- 30
65 76
8.9 11.0
4046
1/4
800
17.6
20 20
2 2
6 8
7/8" 7/8"
7/8 7/8 1 ---1/8
176--- 200 201--- 225 226--- 250
(53.6--- 60.0) (61.3--- 68.6) (68.9--- 76.2)
8 9 10
2 3 3
4 4 5
1 1 1
6 7 8
2 2 3
1 1 1
9 10 11
3 3 4
1 1 2
4 5 6
2 2 3
5 6 7
2 3 3
9 10 11
4 5 5
1 1 1