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Bryant 225B - PHYSICAL DATA; VAPOR LINE SIZING AND COOLING CAPACITY LOSS

Bryant 225B
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PHYSICAL DATA
UNIT SIZE SERIES 018--- A 024--- A 030 --- A 036--- A 042--- A 048--- A 060--- A
Operating Weight lb (kg) 169 200 196 215 245 260 294
Shipping Weight lb (kg) 207 233 242 257 290 303 345
Compressor Type Scroll
REFRIGERANT R---410A
Control TXV (R --- 410A Hard Shu tof f)
Charge (lb) 5.6 7.6 7.0 7.4 8.9 9.6 12.5
COND FAN Propeller Type, Direct Drive
Air Discharge Vertical
Air Qty (CFM) 2233 3223 3223 3810 3810 4046 4046
Motor HP 1/12 1/12 1/12 1/5 1/5 1/4 1/ 4
Motor RPM 800 800 800 800 800 800 800
COND COIL
Face Area (Sq ft) 15.09 20.12 20.12 22.63 17.60 20.12 25.15
Fins per In. 20 20 20 20 20 20 20
Rows 1 1 1 1 2 2 2
Circuits 4 5 5 6 7 7 9
VALVECONNECT.(In.ID)
Vapor 5/8 5/8 3/4 3/4 7/8 7/8 7/ 8
Liquid 3/8
REFRIGERANT TUBES (In. OD)
Rated Vapor* 5/8 5/8 3/4 3/4 7/8 7/8 1 --- 1 / 8
Max Liquid Line 3/8”
*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
Unit
Nominal
Size (Btuh)
Maximum
Liquid Line
Diameters
(In. OD)
Vapor Line
Diameters
(In.) OD
Cooling Capacity Loss (%)
Total Equivalent Line Le ngth ft. (m)
Standard
Application
Long Line Application Requires Accessories
26--- 50
(7.9--- 15.2)
51--- 80
(15.5--- 24.4)
81--- 100
(24.7--- 30.5)
101--- 125
(30.8--- 38.1)
126--- 150
(38.4--- 45.7)
151--- 175
(46.0--- 50.3)
176--- 200
(53.6--- 60.0)
201--- 225
(61.3--- 68.6)
226--- 250
(68.9--- 76.2)
18,000
1 --- S t a g e
HP with
Puron
3/8
1/2 1 2 3 4 6 7 8 9 10
5/8 0 0 1 1 1 2 2 3 3
24,000
1 --- S t a g e
HP with
Puron
3/8
5/8 0 1 1 2 3 3 4 4 5
3/4 0 0 0 0 1 1 1 1 1
30,000
1 --- S t a g e
HP with
Puron
3/8
5/8 1 2 3 3 4 5 6 7 8
3/4 0 0 1 1 1 2 2 2 3
7/8 0 0 0 0 1 1 1 1 1
36,000
1 --- S t a g e
HP with
Puron
3/8
5/8 1 2 4 5 6 7 9 10 11
3/4 0 0 1 1 2 2 3 3 4
7/8 0 0 0 0 1 1 1 1 2
42,000
1 --- S t a g e
HP with
Puron
3/8
3/4 0 1 2 2 3 4 4 5 6
7/8 0 0 1 1 1 2 2 2 3
48,000
1 --- S t a g e
HP with
Puron
3/8
3/4 0 1 2 3 4 5 5 6 7
7/8 0 0 1 1 2 2 2 3 3
60,000+
1 --- S t a g e
HP with
Puron
3/8
3/4 1 2 4 5 6 7 9 10 11
7/8 0 1 2 2 3 4 4 5 5
1 --- 1 / 8 0 0 0 1 1 1 1 1 1
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
225B

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