Carrier 50HG014-028 - Manual (Page 6)

6
Table 1 — Physical Data
LEGEND
UNIT 50HG 014 016 020
VOLTAGE
208/230
and 460
575
208/230
and 460
575
208/230
and 460
575
NOMINAL CAPACITY (Tons) 12.5 12.5 15 15 17.5 17.5
OPERATING WEIGHT (lb)
50 SERIES (Cooling Only)
2017 2017 2111 2111 2139 2139
COMPRESSOR
Quantity 2 2 3 3 3 3
Number of Refrigerant Circuits 2 2 3 3 3 3
Oil (ounces) Ckt A...Ckt B...Ckt C 72...72...NA 72...72...NA 68...68...68 68...68...68 68...68...72 68...68...72
REFRIGERANT TYPE R-22
Expansion Device TXV TXV TXV TXV TXV TXV
Operating Charge (lb)
Circuit A 19.6 19.6 13.2 13.2 13.1 13.1
Circuit B 18.3 18.3 12.2 12.2 12.7 12.7
Circuit C NA NA 15.4 15.4 15.2 15.2
CONDENSER COIL
Rows...Fins/inch 2...17 2...17 2...17 2...17 2...17 2...17
Total Face area (sq. ft) 57.78 57.78 57.78 57.78 57.78 57.78
CONDENSER FAN
Nominal Cfm (Total, all fans) 14,000 14,000 14,000 14,000 14,000 14,000
Quantity...Diameter (in.) 4...22 4...22 4...22 4...22 4...22 4...22
Motor Hp...Rpm 1 / 4 ...1100 1 / 4 ...1100 1 / 4 ...1100 1 / 4 ...1100 1 / 4 ...1100 1 / 4 ...1100
Watts input (Total) 1400 1400 1400 1400 1400 1400
EVAPORATOR COIL Face Split
Rows...Fins/inch 3...15 3...15 3...15 3...15 3...15 3...15
Total Face area (sq. ft) 23.33 23.33 23.33 23.33 23.33 23.33
EVAPORATOR FAN
Quantity...Size 2...15x11 2...15x11 2...15x11 2...15x11 2...15x11 2...15x11
Type Drive Belt Belt Belt Belt Belt Belt
Nominal Cfm 5000 5000 6000 6000 7000 7000
Std Motor Hp 3.7 3 3.7 3 5 5
Alt Motor Hp 5 5 5 5 7 1 / 2 7 1 / 2
Motor Nominal Rpm 1725 1725 1725 1725 1725 1725
Std Maximum Continuous Bhp 4.25 3.45 4.25 3.45 5.75 5.75
Std Maximum Continuous Watts 3171 2574 3171 2574 4290 4290
Alt Maximum Continuous Bhp 5.75 5.75 5.75 5.75 8.63 8.63
Alt Maximum Continuous Watts 4290 4290 4290 4290 6438 6438
Motor Frame Size Standard 56HZ 56H 56HZ 56H S184T 184T
Motor Frame Size Alternate S184T 184T S184T 184T S213T S213T
Fan Drive Rpm Range Std motor/Std drive 485-613 472-619 618-789 609-778 658-808 658-808
Std motor/Alt drive 618-789 609-778 485-613 472-619 794-974 794-974
Alt motor/Std drive 778-1021 778-1021 778-1021 778-1021 949-1145 949-1145
Alt motor/Alt drive 1000-1227 1000-1227 1000-1227 1000-1227 1126-1328 1126-1328
Motor Bearing Type Ball Ball Ball Ball Ball Ball
Maximum Allowable Rpm 1400 1400 1400 1400 1400 1400
Motor Pulley Pitch Diameter Std motor/Std drive 3.7-4.7 3.1-4.1 3.4-4.4 3.4-4.4 4.3-5.3 4.3-5.3
Std motor/Alt drive 3.4-4.4 3.4-4.4 3.7-4.7 3.1-4.1 4.3-5.3 4.3-5.3
Alt motor/Std drive 3.1-4.1 3.1-4.1 3.1-4.1 3.1-4.1 5.4-6.6 5.4-6.6
Alt motor/Alt drive 4.3-5.3 4.3-5.3 4.3-5.3 4.3-5.3 5.5-6.5 5.5-6.5
Motor Shaft Diameter (in.) Standard 7 /
8
7 /
8
7 /
8
7 /
8
1 1 /
8
1 1 /
8
Motor Shaft Diameter (in.) Alternate 1 1 /
8
1 1 /
8
1 1 /
8
1 1 /
8
1 3 /
8
1 3 /
8
Belt, Quantity...Type...Length (in.) Std motor/Std drive 1...BX...51 1...BX...48 1...A...45 1...A...45 1...BX...46 1...BX...46
Std motor/Alt drive 1...A...45 1...A...45 1...BX...51 1...BX...48 1...BX...42 1...BX...42
Alt motor/Std drive 1...BX...38 1...BX...38 1...BX...38 1...BX...38 1...BX...46 1...BX...46
Alt motor/Alt drive 1...B...38 1...B...38 1...B...38 1...B...38 1...BX...42 1...BX...42
Pulley center line distance (in.) 11.3-12.3 11.3-12.3 11.3-12.3 11.3-12.3 10.0-12.2 10.0-12.2
Speed change per full turn of moveable
pulley flange (rpm) Std motor/Std drive 21 25 29 28 25 25
Std motor/Alt drive 29 28 21 25 30 30
Alt motor/Std drive 41 41 41 41 33 33
Alt motor/Alt drive 38 38 38 38 34 34
Moveable pulley maximum (full turns 6 6 6 6 6 6
from closed position)
Factory Pulley Setting
(turns from closed position) 3 3 3 3 3 3
Fan Shaft Diameter (in.) 1 3 / 16 1 3 / 16 1 3 / 16 1 3 / 16 1 3 / 16 1 3 / 16
Factory Speed Setting (rpm) 549 546 704 694 733 733
HIGH PRESSURE SWITCHES (psig)
Cutout 426 426 426 426 426 426
Reset (Auto) 320 320 320 320 320 320
OUTDOOR AIR INLET SCREENS
Quantity...Size (in.) 3...20x25 3...20x25 3...20x25 3...20x25 3...20x25 3...20x25
RETURN AIR FILTERS
Quantity...Size (in.) 9...16x25 9...16x25 9...16x25 9...16x25 9...16x25 9...16x25
Bhp — Brake Horsepower
TXV — Thermostatic Expansion Valve