Carrier 50HJ015 - Manual (Page 5)

Table 1 — Physical Data
UNIT SIZE 50HJ
OPERATING WT (lb)
AI/AI*
Unit Al/Cu*
Cu/Cu*
Economizer
Roof Curbt
COMPRESSOR
Number
Oil (oz)152
2030
2160
2270
110
200
REFRIGERANT
Charge (lb)** Sys 1, Sys 2 20
.
8
,
R-22
I 16.25, 16.25
REFRIGERANT METERING DEVICE
Upper Circuit
No. ...Length (in.)...iD/OD
Lower Circuit
No. ...Length (in.)...iD/OD
Capillary Tubes
6.. .25...0 055/0.125
6.. 25...0 055/0.125
6.. .25...0 055/0.125
13. 25 .0.055/0.125
13...25.. 0.055/0 125
CONDENSER COIL
Rows
Fins/in.
Total Face Area (sq ft)
Copper Tubes, Aluminum or Copper Plate Fins
13 6 Al or 12.4 Cu
18.9
13.6 Al or 12.4 Cu
22 2
CONDENSER FAN
Nominal Cfm
Number...Diameter (in.)
Motor Hp (1075 Rpm)
Watts Input (Total) 12,000
2...26
1
2672
Propeller Type, Direct Drive
11,400
2 .26
1
3000
EVAPORATOR COIL
Rows
Fins/in.
Total Face Area (sq ft)
Copper Tubes, Aluminum or Copper Plate Fins
14.3 Al or 13.1 Cu
165
14.4 Al or 13.1 Cu
17.9
EVAPORATOR FAN
Quantity...Size (in.)
Nominal Cfm
Maximum Allowable Rpm
Motor Pulley Pitch Diameter (in.)
Fan Pulley Pitch Diameter (in.)
Belt, Quantity...Type...Length (in.)
Factory Speed Setting (Rpm)
Motor Hp (Service Factor)
Motor Frame Size
2.. 10 X 10
5000
1550
3 4-4.4
6.0
1 .V...41
1092
3 (1.15)
56
Centrifugal, Fixed Pitch Belt Drive
2...12 X 12
8000
1500
6.10
8.40
1. BX.. 51
1287
7V2 (1.15)
184T
HIGH-PRESSURE SWITCH
Cutout (psig)
Reset (psig)_____________________ 426
320
LOW-PRESSURE SWITCH
Cutout (psig)
Reset (psig)____________________ 7
22
AIR INLET SCREENS
Economizer, Quantity...Size (in.)
2 20 X 25 X 1
1 20 X 20 X 1
RETURN-AIR FILTERS (TYPE)
Quantity... Size (in.)
10% Efficient — 2-in Throwaway Fiberglass
2.. .20 X 20 X 2
3.. .16 X 20 X 2
2.. .16 X 25 X 2
4.. 20 X 20 X 2
4.. 16 X 20 X 2
LEGEND
AI — Aluminum
Cu — Copper
'Evaporator coil fin material/condenser coil fin material.
tWeight of 14 in. roof curb.
"System 1 consists of the upper portion of condenser coil and intertwined evaporator coil, and
System 2 consists of the lower portion of the condenser coil and intertwined evaporator coil
NOTE: The 50HJ015 has adjustable pulleys The 50HJ024 has one set (2) of fixed pulleys