Bryant 542J, 549B manual Physical Data, 548F036-072

Page 19

PHYSICAL DATA

548F036-072

UNIT SIZE 548F

 

036

048

 

060

072

NOMINAL CAPACITY (tons)

 

3

4

 

5

6

OPERATING WEIGHT (lb)

 

 

 

 

 

 

Unit

 

500

520

 

550

590

Economizer

 

 

 

 

 

 

Durablade

 

34

34

 

34

34

EconoMi$er

 

47

47

 

47

47

Roof Curb*

 

115

115

 

115

115

COMPRESSOR

 

 

 

Hermetic

 

Quantity

 

1

1

 

1

1

Oil (oz)

 

45

54

 

50

54

REFRIGERANT TYPE

 

 

 

R-22

 

Operating Charge (lb-oz)

 

 

 

 

 

 

Circuit 1

 

5-1

6-0

 

8-0

11-2

Circuit 2

 

—

—

 

—

—

OUTDOOR COIL

 

Enhanced Copper Tubes, Aluminum Lanced Fins, Fixed Orifice Metering Device

Rows...Fins/in.

 

1...17

1...17

 

2...17

2...17

Total Face Area (sq ft)

 

10.31

14.58

 

12.25

16.53

OUTDOOR FAN

 

 

 

Propeller Type

 

Nominal Cfm

 

4000

4000

 

4000

4000

Quantity...Diameter (in.)

 

1...22.0

1...22.0

 

1...22.0

1...22.0

Motor Hp...Rpm

 

1/4...1100

1/4...1100

 

1/4...1100

1/4...1100

Watts Input (Total)

 

325

325

 

325

325

INDOOR COIL

 

Enhanced Copper Tubes, Aluminum Double-Wavy Fins, Fixed Orifice Metering Device

Rows...Fins/in.

 

2...15

2...15

 

3...15

3...15

Total Face Area (sq ft)

 

4.2

4.2

 

5.5

5.5

INDOOR FAN

 

 

 

Centrifugal Type

 

Quantity...Size (in.)

Std

1...10 x 10

1...10 x 10

 

1...11 x 10

1...10 x 10

 

Alt

1...10 x 10

1...10 x 10

 

1...10 x 10

—

 

High-Static

1...10 x 10

1...10 x 10

 

1...10 x 10

1...10 x 10

Type Drive

Std

Direct

Direct

 

Direct

Belt

 

Alt

Belt

Belt

 

Belt

—

Nominal Cfm

High-Static

Belt

Belt

 

Belt

Belt

 

1200

1600

 

2000

2400

Maximum Continuous Bhp

Std

.34

.75

 

1.20

2.40

 

Alt

1.00

1.00

 

1.30/2.40†

—

 

High-Static

2.40

2.40

 

2.90

2.90

Motor Frame Size

Std

48

48

 

48

56

 

Alt

48

48

 

56

—

 

High-Static

56

56

 

56

56

Nominal Rpm High/Low

Std

860/800

1075/970

 

1075/970

—

 

Alt

1620

1620

 

1725

—

 

High-Static

1725

1725

 

1725

1725

Fan Rpm Range

Std

—

—

 

—

1070-1460

 

Alt

760-1000

835-1185

 

900-1300

—

Motor Bearing Type

High-Static

1075-1455

1075-1455

 

1300-1685

1300-1685

 

Ball

Ball

 

Ball

Ball

Maximum Allowable Rpm

 

2100

2100

 

2100

2100

Motor Pulley Pitch Diameter Min/Max (in.)

Std

—

—

 

—

2.8/3.8

 

Alt

1.9/2.9

1.9/2.9

 

2.4/3.4

—

 

High-Static

2.8/3.8

2.8/3.8

 

3.4/4.4

3.4/4.4

Nominal Motor Shaft Diameter (in.)

Std

1/2

1/2

 

1/2

5/8

 

Alt

1/2

1/2

 

5/8

—

Fan Pulley Pitch Diameter (in.)

High-Static

5/8

5/8

 

5/8

5/8

Std

—

—

 

—

4.5

 

Alt

4.5

4.0

 

4.5

—

 

High-Static

4.5

4.5

 

4.5

4.5

Belt, Quantity...Type...Length (in.)

Std

—

—

 

—

1...A...40

 

Alt

1...A...34

1...A...34

 

1...A...39

—

 

High-Static

1...A...39

1...A...39

 

1...A...40

1...A...40

Pulley Center Line Distance (in.)

Std

—

—

 

—

14.7-15.5

 

Alt

10.0-12.4

10.0-12.4

 

14.7-15.5

—

Speed Change per Full Turn of

High-Static

10.0-12.4

10.0-12.4

 

14.7-15.5

14.7-15.5

 

—

—

 

—

80

Movable Pulley Flange (rpm)

Std

 

 

 

 

 

 

 

Alt

48

70

 

80

—

Movable Pulley Maximum Full Turns

High-Static

65

65

 

60

60

 

—

—

 

—

5

From Closed Position

Std

 

 

 

 

 

 

 

Alt

5

5

 

5

—

 

High-Static

6

6

 

5

5

Factory Setting

Std

—

—

 

—

3

 

Alt

3

3

 

3

—

Factory Speed Setting (rpm)

High-Static

31/2

31/2

 

31/2

31/2

Std

—

—

 

—

1225

 

Alt

856

975

 

1060

—

Fan Shaft Diameter at Pulley (in.)

High-Static

1233

1233

 

1396

1396

 

5/8

5/8

 

5/8

5/8

HIGH-PRESSURE SWITCH (psig)

 

 

 

 

 

 

Standard Compressor Internal Relief (Differential)

 

 

 

450 ± 50

 

Cutout

 

 

 

428

 

Reset (Auto.)

 

 

 

320

 

LOSS-OF-CHARGE SWITCH (psig)

 

 

 

 

 

 

Cutout

 

 

 

7 ± 3

 

Reset (Auto.)

 

 

 

22 ± 7

 

FREEZE-PROTECTION THERMOSTAT (F)

 

 

 

 

 

 

Opens

 

 

 

30 ± 5

 

Closes

 

 

 

45 ± 5

 

OUTDOOR-AIR INLET SCREENS

 

 

 

Cleanable

 

Quantity...Size (in.)

 

 

 

1...20 x 24 x 1

 

RETURN-AIR FILTERS

 

 

 

Throwaway

 

Quantity...Size (in.)

 

 

 

2...16 x 25 x 2

 

LEGEND

Bhp — Brake Horsepower

*Weight of 14-in. roof curb.

†Single phase/three phase.

NOTE: The 548F units have a loss-of-charge switch located in the liquid line.

548F036-120

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Contents 542J150,180 FEATURES/BENEFITS548F036-072 548F090-120 549B036-072 549B090-120 Table of Contents Integrated ECONOMI$ERS and Outdoor AIR Service OptionsINDOOR-AIR Quality Begins with Bryant Rooftops Option ACCESSORY† Options and AccessoriesEmergency Heat Control Package Options and AccessoriesBarometric RELIEF/POWER Exhaust LOW Ambient ControlsECONOMI$ER Microprocessor Controller DURA-SHIELDOUTDOOR Coil OptionsOutdoor Coil Protection Applications Electric HeatersGlycol Coil 150,180 only Convenience OutletControl BOX Hinged Panel Option Hail GuardBryant Commercial Programmable Thermostat Compressor Hinged Panel OptionOptions and Accessories Cooling, Units With EconoMi$er 548F036-072 and 549B036 ControlsSequence of Operation 542J150,180 ControlsControls Operating Modes Typical Smoke Control/Fire Shutdown Wiring 542J150,180Application Data Concentric Duct Distribution 542J150,180 Application DataConcentric Duct Details 542J150,180 Horizontal Discharge Ducting 548F036-120 and 549B036-120 Typical Piping and WiringVertical Discharge Ducting 548F036-120 and 549B036-120 Typical Piping and Wiring ODS Model Number Model Number Nomenclature 548F UnitsARI* Capacity Ratings 548F036-072 Physical Data548F090-120 Physical Data072-548F036 Base Unit Dimensions CRRFCURB002A00 Accessory DimensionsConnector ALT GAS Power Control PKG. Accy Drain Hole Roof Curb Unit Size Accessory CRRFCURB001A00Accessory Dimensions III Select Electric Heat Selection Procedure with 548F048 ExampleDetermine Cooling and Heating Loads AT Design Conditions II Select Unit Based on Required Cooling CapacityEntering AIR DRY-BULB Temp F Performance DataCooling Capacities SHCCooling Capacities Performance DataEntering AIR DRY-BULB Temp F Bypass Under Air Temperature Entering Outdoor Coil FInstantaneous and Integrated Heating Ratings 4100/0.18 4700/0.21Instantaneous and Integrated Heating Ratings 2600 Cap 1800 Cap2400 Cap 3000 Cap4000 Cap CfmStandard Air 2400 Cap 3600 Cap548F036 3 Tons Alternate Motor Belt Drive FAN Performance Vertical Discharge Units548F036 3 Tons Standard Motor Direct Drive ESP548F048 4 Tons Alternate Motor Belt Drive FAN Performance Vertical Discharge UnitsESP 548F060 5 Tons Standard Motor Direct Drive548F060 5 Tons Alternate Motor Belt Drive 548F060 5 Tons HIGH-STATIC Motor Belt Drive 548F072 6 Tons HIGH-STATIC Motor Belt Drive 534 607 Rpm Bhp Watts511 539 518 562548F090 71/2 Tons HIGH-STATIC Motor Belt Drive 548F102 8 TONS* Standard Motor Belt Drive 548F102 81/2 Tons HIGH-STATIC Motor Belt Drive 973 2782 548F120 10 TonsRpm Bhp 963 2651Airflow Low Speed High Speed Cfm 208 230, 460, 575 FAN Performance Horizontal Discharge UnitsCfm Rpm Bhp Watts 548F048 4 Tons Alternate Motor Belt Drive FAN Performance Horizontal Discharge Units765 460 821 521 658 276 722 337 840 470693 327 754 388 867 531 729 388 787 450 895 593548F072 6 Tons Standard Motor Belt Drive 548F060 5 Tons HIGH-STATIC Motor Belt Drive1114 Rpm Bhp Watts 1800 942 700 1047 835 1139 9561031 1276 1900 982 779 1084 932 1160 10062500 494 554 581 723 Rpm Bhp Watts 2250 465 473 554 6302300 471 487 559 646 2400 482 524 569 6842500 542 648 619 835 686 1022 748 1258 806 Rpm Bhp Watts 2250 507 547 586 700 658 891 722 1097 7832300 513 562 592 723 663 916 727 1131 786 2400 528 600 606 779 674 965 738 1199 795548F102 81/2 Tons Standard Motor Belt Drive 3200 652 1089 718 1327 778 1595 831 1849 Rpm Bhp Watts 2550 669 627 867 692 1056 754 1292 8122900 604 867 676 1089 737 1318 794 1560 848 3100 636 1006 704 1241 764 1499 818 1744General Notes for FAN Performance Tables Component CFM ACCESSORY/FIOP Static PRESSURE* in. wg 548F036-072ACCESSORY/FIOP Static PRESSURE* in. wg 548F090-120 FAN RPM AT Motor Pulley SETTINGS* 548F036-120Mocp Size Optional Power ExhaustEconoMi$er Barometric Relief Damper Characteristics Power RequirementsDistribution Electric Heating CapacitiesMultiplication Factors Heater Rating090 INDOOR-FAN Motor Performance 548F UnitsUnit INDOOR-FAN Maximum Acceptable Motor Operating Watts AMP Draw Efficiency %Units Without Electrical Convenience Outlet Electrical DataUnits Without Electrical Convenience Outlet Electrical DataTons Voltage Compressor Electric Heat Power Supply DisconnectNominal IFM Range OFM IFM SIZE†81/2 Tons Units with Electrical Convenience Outlet Units with Electrical Convenience Outlet 40.4 45†† 195/195 13.6/15.6 57.4 59.9 60†† 208/211 Voltage Compressor Electric Power Supply Disconnect Unbalanced 3-Phase Supply Voltage SW4 Typical Wiring SchematicOutdoor-Fan Motor Typical Wiring Schematic549B072-120 Model Number Nomenclature549B E X 090 000 AA 549B036-060Base Unit 549B 549B036-072549B090,120 Base Unit Dimensions 549B036-120 549B090,120 549B036-072 ′-2 ″′-0 ″ ″ 19 NPT 827 583 44.5 12.7 NPT Enter Cooling Capacities table at outdoor entering temper Selection Procedure with 549B048 ExampleII Select Unit Based on Required Cooling CapacityEntering AIR DRY-BULB Temp F Bypass SHCFactor 2250/0.12 3000/0.15 3750/0.18 Entering Air 549B072 6 Tons Temp F1800/0.06 2100/0.066 2400/0.071 3000/0.088 Entering Air 549B090 71/2 Tons Temp F900 Cap 549B036 3 Tons549B048 4 Tons 549B072 6 Tons 549B060 5 Tons2100 Cap 549B090 71/2 Tons Temperature Air Entering Outdoor Coil F db at 70% rh549B120 10 Tons 746 806 867 929 964 1200 Rpm Bhp 900673 736 805 865 911 1000 709 782 835 900 937 1100549B072 6 Tons Standard Motor Belt Drive 549B060 5 Tons Standard Motor Belt Drive549B090 71/2 Tons Standard Motor Belt Drive 549B120 10 Tons Standard Motor Belt Drive 710 780 840 889 938 1300 584 656 734 818 875 1000627 738 800 848 895 1100 670 758 812 863 914 1200Airflow External Static Pressure in. wg Cfm Rpm Bhp 1500 1108 1187 1202 10792100 1252 1320 1388 1448 1372645 708 Rpm Bhp 2250630 695 635 699625 691 744 796 595 657 716 770605 667 725 779 615 679 734 787549B 036 ACCESSORY/FIOP Static PRESSURE* in. wg 549B036-072ACCESSORY/FIOP Static PRESSURE* in. wg 549B090,120 FAN RPM AT Motor Pulley SETTINGS* 549B036-120INDOOR-FAN Motor Data 549B036-120 Electric Heating Capacities Outdoor Sound Power Total UnitFLA MCA Mocp LRA Nominal Voltage Electric Power Minimum Unit Compressor OFMDisconnect Voltage Range Heat Supply RLA LRARLA LRA FLA Nominal Voltage Electric Power Minimum Unit CompressorIFM Disconnect Voltage Range Heat Supply Ph-Hz Min Max30.4 106/106 43.0 247/247 10.4 21.7 25.0 70.1 74.3 269/272 Typical Wiring Schematic RVS MustRating HFG. PT. no Trip Potter & Brunfield AmpsPart 1 General Guide Specifications 548F and 549B036-120 UnitsPart 2 Products Guide Specifications 548F and 549B036-120 Units Guide Specifications 548F and 549B036-120 Units 100 542J E X 150 000 AB H B Model Number Nomenclature 542J150,180 UnitsCooling HEATING-HIGH Temp HEATING-LOW Temp Sound Unit Weight Distribution and Center of GravityUnit Weight Weight of Corner Dimensions 542J150,180 UnitsSTD ALT Unit 542JSTD ALT542J 150 1895 860 180 2205 1000 Unit Maximum Shipping WeightUnit Dimensions Unit Weight of CornerCRRFCURB012A00 DIMENSIONS* degrees and inchesPKG NO. REF Curb Description Height CRRFCURB010A00 CRRFCURB011A00Height Horizontal Adapter Installation 542J150,180Accessory Curb Description Convenience Outlet 542J150,180Non-Fused Disconnect 542J150,180 Power Exhaust 542J150,180Capacity TC of 180,800 Btuh, a sensible heat capacity Selection Procedure with 542J180 Example542J180 542J150 Temp F Air Entering Indoor Coil Cfm/BF5625 Integrated Heating CapacitiesCFM General Notes for FAN Performance Tables ACCESSORY/FIOP Unit Size Unit Voltage CFM ACCESSORY/FIOP Static PRESSURE* in. wg 542J150,180FAN RPM AT Motor Pulley SETTINGS* 542J150,180 Fan Performance Using Accessory Power ExhaustGlycol Coil Data Electric Heating Capacities 542J150,180Glycol Coil Ratings INDOOR-FAN Motor Performance 542J150,180 542J180, 460-3-60 Shown CAP BKR W/ATLOR LPSOptional Non-Fused Disconnect 542J150,180 Part 1 General Guide Specifications 542J150,180 UnitsPart 2 Products Guide Specifications 542J150,180 Units 120 121 95,96 Index
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549B, 548F, 542J specifications

Bryant 542J is a high-efficiency gas furnace that stands out for its reliability and advanced heating technologies. Designed to deliver consistent warmth and comfort in residential settings, it combines innovative engineering with energy-efficient features.

One of the key characteristics of the Bryant 542J is its two-stage heating capability. This means that the furnace can adjust its heat output according to the heating demands of your home. During milder weather, it operates at a lower stage, consuming less energy while still maintaining a comfortable environment. When the temperatures drop, the furnace shifts to its higher capacity, providing the necessary warmth efficiently. This not only enhances comfort but also contributes to lower energy bills.

In addition to its two-stage operation, the Bryant 542J also incorporates a variable-speed blower motor. This technology allows the furnace to adjust the airflow depending on the heating requirements, ensuring an even distribution of warm air throughout the home. The variable-speed blower also operates more quietly than conventional fixed-speed motors, creating a serene indoor environment.

Energy efficiency is a hallmark of the Bryant 542J, boasting an Annual Fuel Utilization Efficiency (AFUE) rating of up to 96.5%. This impressive rating means that a significant portion of the energy consumed is effectively converted into usable heat, resulting in substantial savings on heating costs over time. Furthermore, the furnace is equipped with a sealed combustion system that draws air from outside the home, minimizing energy waste and improving indoor air quality.

Diagnostic features are another highlight of the Bryant 542J, which come equipped with SmartEvap technology. This allows the unit to self-diagnose potential issues, providing homeowners with peace of mind and simplifying maintenance procedures.

Durability is also a key feature of the Bryant 542J. It is constructed with high-quality materials designed to withstand harsh winter conditions, ensuring a long lifespan and reliable performance. Its compact design also allows for flexible installation, making it suitable for various residential layouts.

In summary, the Bryant 542J is more than just a gas furnace; it is a sophisticated heating solution that combines efficiency, comfort, and reliability. With features such as two-stage heating, a variable-speed blower, high AFUE ratings, and advanced diagnostics, it is an excellent choice for homeowners seeking an efficient and effective heating system.
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