Bryant 542J, 549B manual 548F102 81/2 Tons Standard Motor Belt Drive

Page 49

PERFORMANCE DATA (cont)

FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont)

548F102 (81/2 TONS) — STANDARD MOTOR (BELT DRIVE)*

 

 

 

 

 

 

 

 

 

 

 

 

Airflow

 

 

 

 

 

 

 

External Static Pressure (in. wg)

 

 

 

 

 

 

 

 

0.2

 

 

 

0.4

 

 

0.6

 

 

 

0.8

 

 

 

1.0

 

(Cfm)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Rpm

Bhp

Watts

Rpm

 

Bhp

Watts

Rpm

Bhp

Watts

Rpm

Bhp

Watts

Rpm

 

Bhp

Watts

2550

 

501

0.57

577

587

 

0.79

747

659

1.05

956

722

1.29

1156

780

 

1.55

1378

2660

 

507

0.59

592

592

 

0.82

771

663

1.08

981

727

1.32

1182

784

 

1.58

1404

2700

 

520

0.65

638

604

 

0.89

827

672

1.14

1031

737

1.40

1250

793

 

1.66

1473

2800

 

533

0.71

684

615

 

0.95

875

683

1.20

1081

747

1.49

1327

802

 

1.75

1552

2900

 

546

0.77

731

626

 

1.02

932

693

1.27

1140

756

1.57

1396

813

 

1.84

1630

3000

 

559

0.83

779

637

 

1.09

989

704

1.35

1207

765

1.66

1473

823

 

1.94

1718

3100

 

572

0.90

835

648

 

1.17

1056

715

1.43

1275

775

1.74

1543

832

 

2.05

1814

3200

 

585

0.96

883

660

 

1.24

1114

727

1.52

1353

785

1.83

1321

841

 

2.15

1901

3300

 

598

1.03

940

671

 

1.32

1182

739

1.62

1439

795

1.91

1691

851

 

2.26

1997

3400

 

610

1.10

998

682

 

1.41

1258

750

1.72

1526

806

2.01

1779

860

 

2.36

2084

3500

 

623

1.17

1056

694

 

1.50

1335

761

1.82

1613

817

2.11

1866

870

 

2.47

2180

3600

 

636

1.25

1123

707

 

1.60

1422

772

1.93

1709

828

2.23

1971

880

 

2.57

2266

3700

 

649

1.33

1190

720

 

1.71

1517

783

2.03

1796

840

2.35

2076

890

 

2.69

2369

3750

 

655

1.37

1224

727

 

1.77

1569

789

2.09

1849

846

2.42

2136

896

 

2.75

2420

3800

 

661

1.41

1258

733

 

1.82

1613

795

2.15

1901

852

2.48

2188

901

 

2.80

2462

3900

 

674

1.49

1327

746

 

1.93

1709

806

2.26

1997

863

2.61

2300

912

 

2.93

2571

4000

 

687

1.57

1396

759

 

2.05

1814

817

2.38

2102

874

2.75

2420

923

 

3.08

2694

4100

 

699

1.60

1473

772

 

2.17

1919

828

2.50

2206

885

2.88

2529

935

 

3.23

2815

4200

 

712

1.75

1552

785

 

2.30

2032

840

2.64

2326

897

3.03

2653

947

 

3.39

2940

4250

 

719

1.80

1595

792

 

2.37

2093

846

2.71

2386

903

3.10

2710

—

 

—

—

 

 

 

 

 

 

 

 

 

 

 

 

548F102 (81/2 TONS) — STANDARD MOTOR (BELT DRIVE)* (cont)

 

 

 

 

 

 

 

 

 

 

 

Airflow

 

 

 

 

 

 

 

External Static Pressure (in. wg)

 

 

 

 

 

 

 

 

1.2

 

 

 

1.4

 

 

1.6

 

 

 

1.8

 

 

 

2.0

 

(Cfm)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Rpm

Bhp

Watts

Rpm

 

Bhp

Watts

Rpm

Bhp

Watts

Rpm

Bhp

Watts

Rpm

 

Bhp

Watts

2550

 

836

1.83

1621

887

 

2.13

1884

931

2.45

2162

964

2.77

2436

986

 

3.11

2718

2660

 

839

1.87

1656

891

 

2.17

1919

936

2.49

2197

973

2.82

2479

999

 

3.16

2759

2700

 

846

1.95

1726

898

 

2.26

1997

946

2.58

2275

987

2.91

2554

1019

 

3.26

2839

2800

 

855

2.04

1805

906

 

2.35

2076

954

2.67

2352

997

3.01

2637

1034

 

3.36

2917

2900

 

863

2.13

1884

913

 

2.44

2154

961

2.77

2436

1006

3.12

2727

—

 

—

—

3000

 

872

2.22

1962

921

 

2.54

2240

969

2.88

2529

1014

3.22

2807

—

 

—

—

3100

 

882

2.33

2058

930

 

2.65

2335

976

2.99

2620

1021

3.34

2902

—

 

—

—

3200

 

892

2.45

2162

939

 

2.76

2428

984

3.10

2710

—

—

—

—

 

—

—

3300

 

902

2.57

2266

948

 

2.88

2529

993

3.21

2799

—

—

—

—

 

—

—

3400

 

912

2.69

2369

958

 

3.01

2637

1002

3.34

2902

—

—

—

—

 

—

—

3500

 

921

2.82

2479

968

 

3.15

2751

—

—

—

—

—

—

—

 

—

—

3600

 

930

2.95

2587

978

 

3.29

2862

—

—

—

—

—

—

—

 

—

—

3700

 

940

3.07

2686

—

 

—

—

—

—

—

—

—

—

—

 

—

—

3750

 

945

3.14

2743

—

 

—

—

—

—

—

—

—

—

—

 

—

—

3800

 

949

3.20

2781

—

 

—

—

—

—

—

—

—

—

—

 

—

—

3900

 

959

3.33

2894

—

 

—

—

—

—

—

—

—

—

—

 

—

—

4000

 

—

—

—

—

 

—

—

—

—

—

—

—

—

—

 

—

—

4100

 

—

—

—

—

 

—

—

—

—

—

—

—

—

—

 

—

—

4200

 

—

—

—

—

 

—

—

—

—

—

—

—

—

—

 

—

—

4250

 

—

—

—

—

 

—

—

—

—

—

—

—

—

—

 

—

—

 

 

LEGEND

 

 

 

 

 

 

NOTES:

 

 

 

 

 

 

 

Bhp — Brake Horsepower Input to Fan

 

 

 

1. Boldface indicates field-supplied drive is required.

 

 

Watts — Input Watts to Motor

 

 

 

 

 

2.

 

 

indicates field-supplied motor and drive are required.

 

 

 

 

 

 

 

*Motor drive

range:

685 to

935 rpm. All other

rpms

require

field-

3. Maximum usable watts input is 2120 and maximum continuous bhp

is 2.40.

 

 

 

 

 

 

 

supplied drive.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Refer to page 51 for general Fan Performance notes.

548F036-120

49

Page 48 Page 50
Image 49
Page 48 Page 50
Contents 542J150,180 FEATURES/BENEFITS548F036-072 548F090-120 549B036-072 549B090-120 Table of Contents Integrated ECONOMI$ERS and Outdoor AIR Service OptionsINDOOR-AIR Quality Begins with Bryant Rooftops Option ACCESSORY† Options and AccessoriesBarometric RELIEF/POWER Exhaust Options and AccessoriesLOW Ambient Controls Emergency Heat Control PackageOutdoor Coil Protection Applications DURA-SHIELDOUTDOOR Coil OptionsElectric Heaters ECONOMI$ER Microprocessor ControllerGlycol Coil 150,180 only Convenience OutletBryant Commercial Programmable Thermostat Hail GuardCompressor Hinged Panel Option Control BOX 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 Connector ALT GAS Power Control PKG. Accy Drain Hole Accessory DimensionsRoof Curb Unit Size Accessory CRRFCURB001A00 CRRFCURB002A00Accessory Dimensions Determine Cooling and Heating Loads AT Design Conditions Selection Procedure with 548F048 ExampleII Select Unit Based on Required Cooling Capacity III Select Electric HeatCooling Capacities Performance DataSHC Entering AIR DRY-BULB Temp FCooling Capacities Performance DataEntering AIR DRY-BULB Temp F Bypass Instantaneous and Integrated Heating Ratings Air Temperature Entering Outdoor Coil F4100/0.18 4700/0.21 UnderInstantaneous and Integrated Heating Ratings 2400 Cap 1800 Cap3000 Cap 2600 CapStandard Air 2400 Cap Cfm3600 Cap 4000 Cap548F036 3 Tons Standard Motor Direct Drive FAN Performance Vertical Discharge UnitsESP 548F036 3 Tons Alternate Motor Belt Drive548F048 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 511 539 Rpm Bhp Watts518 562 534 607548F090 71/2 Tons HIGH-STATIC Motor Belt Drive 548F102 8 TONS* Standard Motor Belt Drive 548F102 81/2 Tons HIGH-STATIC Motor Belt Drive Rpm Bhp 548F120 10 Tons963 2651 973 2782Airflow 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 Units693 327 754 388 867 531 658 276 722 337 840 470729 388 787 450 895 593 765 460 821 521548F072 6 Tons Standard Motor Belt Drive 548F060 5 Tons HIGH-STATIC Motor Belt Drive1031 1276 Rpm Bhp Watts 1800 942 700 1047 835 1139 9561900 982 779 1084 932 1160 1006 11142300 471 487 559 646 Rpm Bhp Watts 2250 465 473 554 6302400 482 524 569 684 2500 494 554 581 7232300 513 562 592 723 663 916 727 1131 786 Rpm Bhp Watts 2250 507 547 586 700 658 891 722 1097 7832400 528 600 606 779 674 965 738 1199 795 2500 542 648 619 835 686 1022 748 1258 806548F102 81/2 Tons Standard Motor Belt Drive 2900 604 867 676 1089 737 1318 794 1560 848 Rpm Bhp Watts 2550 669 627 867 692 1056 754 1292 8123100 636 1006 704 1241 764 1499 818 1744 3200 652 1089 718 1327 778 1595 831 1849General Notes for FAN Performance Tables ACCESSORY/FIOP Static PRESSURE* in. wg 548F090-120 ACCESSORY/FIOP Static PRESSURE* in. wg 548F036-072FAN RPM AT Motor Pulley SETTINGS* 548F036-120 Component CFMEconoMi$er Barometric Relief Damper Characteristics Optional Power ExhaustPower Requirements Mocp SizeMultiplication Factors Electric Heating CapacitiesHeater Rating DistributionUnit INDOOR-FAN Maximum Acceptable Motor INDOOR-FAN Motor Performance 548F UnitsOperating Watts AMP Draw Efficiency % 090Units Without Electrical Convenience Outlet Electrical DataUnits Without Electrical Convenience Outlet Electrical DataNominal IFM Range Voltage Compressor Electric Heat Power Supply DisconnectOFM IFM SIZE† Tons81/2 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 Schematic549B E X 090 000 AA Model Number Nomenclature549B036-060 549B072-120Base 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 II Select Unit Based on Required Cooling Selection Procedure with 549B048 ExampleCapacity Enter Cooling Capacities table at outdoor entering temperEntering AIR DRY-BULB Temp F Bypass SHCFactor 1800/0.06 2100/0.066 2400/0.071 3000/0.088 Entering Air 549B072 6 Tons Temp F549B090 71/2 Tons Temp F 2250/0.12 3000/0.15 3750/0.18 Entering Air900 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 673 736 805 865 911 1000 Rpm Bhp 900709 782 835 900 937 1100 746 806 867 929 964 1200549B072 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 627 738 800 848 895 1100 584 656 734 818 875 1000670 758 812 863 914 1200 710 780 840 889 938 13002100 1252 1320 1388 1448 Cfm Rpm Bhp 1500 1108 1187 1202 10791372 Airflow External Static Pressure in. wg630 695 Rpm Bhp 2250635 699 645 708605 667 725 779 595 657 716 770615 679 734 787 625 691 744 796ACCESSORY/FIOP Static PRESSURE* in. wg 549B090,120 ACCESSORY/FIOP Static PRESSURE* in. wg 549B036-072FAN RPM AT Motor Pulley SETTINGS* 549B036-120 549B 036INDOOR-FAN Motor Data 549B036-120 Electric Heating Capacities Outdoor Sound Power Total UnitDisconnect Voltage Range Heat Supply Nominal Voltage Electric Power Minimum Unit Compressor OFMRLA LRA FLA MCA Mocp LRAIFM Disconnect Voltage Range Heat Supply Nominal Voltage Electric Power Minimum Unit CompressorPh-Hz Min Max RLA LRA FLA30.4 106/106 43.0 247/247 10.4 21.7 25.0 70.1 74.3 269/272 Typical Wiring Schematic Rating HFG. PT. no Trip MustPotter & Brunfield Amps RVSPart 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 UnitsUnit Weight Weight of Corner Dimensions Weight Distribution and Center of Gravity542J150,180 Units Cooling HEATING-HIGH Temp HEATING-LOW Temp Sound UnitSTD Unit 542JALT STD ALTUnit Dimensions Unit Maximum Shipping WeightUnit Weight of Corner 542J 150 1895 860 180 2205 1000PKG NO. REF Curb Description Height CRRFCURB010A00 DIMENSIONS* degrees and inchesCRRFCURB011A00 CRRFCURB012A00Accessory Curb Description Horizontal Adapter Installation 542J150,180Convenience Outlet 542J150,180 HeightNon-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 FAN RPM AT Motor Pulley SETTINGS* 542J150,180 ACCESSORY/FIOP Static PRESSURE* in. wg 542J150,180Fan Performance Using Accessory Power Exhaust ACCESSORY/FIOP Unit Size Unit Voltage CFMGlycol Coil Data Electric Heating Capacities 542J150,180Glycol Coil Ratings INDOOR-FAN Motor Performance 542J150,180 542J180, 460-3-60 Shown LOR BKR W/ATLPS CAPOptional 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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