Carrier 50AH - Manual (Page 3)

3
LEGEND
*Shipping weights include base unit plus packaging.
†If components are to be split, additional refrigerant will be needed.
**Two-speed motor.
††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 Carrier rep-
resentative for more information. For additional piping information, refer to Carrier
System Design Manual, Part 3.
UNIT 50AH 024 036 048 060
SHIPPING WEIGHT (lb)* 560 590 690 700
OPERATING WEIGHT (lb)
Base Unit, Evaporator/Condenser Section 450, 193/256 480, 206/274 580, 250/330 590, 254/336
REFRIGERANT TYPE R-22
Operating Charge (lb)† 5.4 5.5 7.4 7.6
COMPRESSOR — TYPE Scroll
Quantity...Model (1)...ZR23 (1)...ZR34 (1)...SR48 (1)...ZR57
Oil (oz) 24 42 70 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 COIL Copper Tubes — Aluminum Fins
Size (L x H) (in.) 40 x 15 40 x 16 40 x 22
Number of Rows...Fins/in. 4...13.6 4...17 4...13.6
CONDENSER FAN Centrifugal — Direct Drive Centrifugal — Belt Drive
Nominal Cfm 1350 1350 2250 2450
Maximum Rpm 1100 1500
Blower Size (in.) 12 x 6 12 x 9
Pulley Pitch Diameter (in.)
Blower None 5.0 6.0 6.0
Motor (Variable) None 2.4-3.4 1.9-2.9 2.4-3.4
Motor Hp 1 / 2
3 / 4 1 1 1 / 2
Motor Rpm 825 1725 1725 1725
EVAPORATOR COIL Copper Tubes — Aluminum Fins
Size (L x H) (in.) 34 x 15 34 x 16 34 x 22
Number of Rows...Fins/in. 4...14.4 4...15 4...14.4
EVAPORATOR AIR FAN (Standard) Centrifugal — Direct Drive
Nominal Cfm 800 1200 1600 2000
Max Rpm 1100 1150 900/1050**
Blower Size (in.) 10 x 5 10 x 6 10 x 6
Motor Hp (Rpm) 1 / 6 (850) 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
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
1 / 2
Liquid 3 / 8
3 / 8
3 / 8
3 / 8
HPS — High-Pressure Switch
LPS — Low-Pressure Switch
Physical data
NOTE: Fasten threaded rods through holes in end frames. Use 2 rods
on each side of unit for a total of 4.
OPERATING WEIGHT DISTRIBUTION AND
CENTER OF GRAVITY
All panels must be in place when rigging.
UNIT
50AH
WEIGHT (lb/kg)
OF CORNER
DIMENSIONS
(ft-in./mm)
1 2 3 4 A B
024 93/42 108/49 139/63 120/54 2-5 /737 2-1 5 /
8
/651
036 95/43 113/51 148/67 124/56 2-4 3 /
4
/730 2-2 /660
048 112/51 143/65 183/83 142/64 2-5 /737 2-3 /686
060 114/52 143/65 186/84 147/67 2-4 3 / 4 /730 2-2 3 / 4 /679