Table 1 — physical data, Dimensions (ft-in.), Fig. 1 — dimensions – Bryant 502A User Manual
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Table 1 — Physical Data
LEGEND
*Shipping weights include base unit plus packaging.
†If components are to be split, additional refrigerant will be needed. Refer to Fig. 5-7 for
charging charts.
**Use Type L copper only.
NOTE: If components are to be split, the maximum length of refrigerant tubing to be
used is 50 equivalent ft, assuming components will be installed in same horizontal plane.
If components are not to be installed in same horizontal plane, contact your Bryant rep-
resentative for more information.
UNIT 502A
036
048
060
OPERATING WEIGHT (lb)
Base Unit, Evap/Condenser Section
480, 206/274
580, 250/330
590, 254/336
SHIPPING WEIGHT (lb)*
590
690
700
REFRIGERANT TYPE
R-22
Operating Charge (lb)†
5.5
8.0
7.6
COMPRESSOR — TYPE
Scroll
Quantity...Model
(1)...ZR34
(1)...ZR49
(1)...ZR57
Oil (oz)
42
48
54
HPS Setting (psig)
Cutout
426 ± 7
Reset
320 ± 20
LPS Setting (psig)
Cutout
27 ± 4
Reset
67 ± 7
CONDENSATE DRAIN CONNECTION
Size (in.)...Type
3
/
4
...FPT
CONDENSER FAN
Centrifugal — Belt Drive
Nominal Cfm
1350
2250
2450
Maximum Rpm
1100
1500
Blower Size (in.)
12 x 6
12 x 9
Pulley Pitch Diameter (in.)
Blower
5.0
6.0
6.0
Motor (Variable)
2.4-3.4
1.9-2.9
2.4-3.4
Motor Hp
3
/
4
1
1
1
/
2
Motor Rpm
1725
1725
1725
EVAPORATOR AIR FAN (Standard)
Centrifugal — Direct Drive
Nominal Cfm
1200
1600
2000
Max Rpm
1150
1050
Blower Size (in.)
10 x 6
10 x 6
Motor Hp (Rpm)
1
/
2
(1075)
3
/
4
(1050)
EVAPORATOR AIR FAN (Optional)
Not
Available
Centrifugal Belt Drive
Nominal Cfm
1600
2000
Max Rpm
1300
Blower Size (in.)
10 x 8
Motor Hp
1
1
/
2
Motor Rpm
1725
Pulley Pitch Diameter (in.)
Blower
4.2
Motor (Variable)
2.4-3.4
CONDENSER COIL
Copper Tubes — Aluminum Fins
Size (L x H) (in.)
40 x 16
40 x 22
Number of Rows...Fins/in.
4...17
4...13.6
EVAPORATOR COIL
Copper Tubes — Aluminum Fins
Size (L x H) (in.)
34 x 16
34 x 22
Number of Rows...Fins/in.
4...15
4...14.4
INDOOR-AIR FILTERS
Factory-Supplied Cleanable Type
Number...Size (in.)
1...14 x 34 x 1
1...21 x 34 x 1
INTERCONNECTING TUBING SIZE (in.)**
Hot Gas
1
/
2
1
/
2
1
/
2
Liquid
3
/
8
3
/
8
3
/
8
HPS
— High-Pressure Switch
LPS
— Low-Pressure Switch
DIMENSIONS (ft-in.)
UNIT
502A
A
B
C
D
E
036
2-4
3
/
4
2-2
1- 5
3
/
4
1-2
1-1
048
2-5
2-3
1-11
5
/
8
1-8
7
/
8
1-7
7
/
8
060
2-4
3
/
4
2-2
3
/
4
1-11
5
/
8
1-7
7
/
8
1-7
7
/
8
LEGEND
Center of Gravity
Direction of Airflow
Fig. 1 — Dimensions