Bryant FAN Performance Horizontal Discharge Units, 548F048 4 Tons Alternate Motor Belt Drive

Page 43

PERFORMANCE DATA (cont)

FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont)

548F048 (4 TONS) — STANDARD MOTOR (DIRECT DRIVE)
Airflow											Low Speed																		High Speed
Airflow							208 v								230, 460, 575 v										208 v							230, 460, 575 v
(Cfm)							208 v								230, 460, 575 v										208 v							230, 460, 575 v
					ESP		Bhp			Watts				ESP			Bhp	Watts				ESP				Bhp		Watts		ESP				Bhp			Watts
1200				0.93			0.41		458					0.97			0.45	506				1.04			0.51			572		1.09				0.56			632
1300				0.86			0.42		471					0.90			0.46	521				0.96			0.52			589		1.02				0.58			651
1400				0.78			0.45		503					0.84			0.49	556				0.90			0.54			616		0.96				0.60			681
1500				0.73			0.47		536					0.76			0.52	593				0.83			0.56			631		0.89				0.62			698
1600				0.67			0.49		557					0.70			0.54	616				0.75			0.58			654		0.82				0.64			723
1700				0.60			0.52		584					0.63			0.57	646				0.67			0.60			678		0.74				0.66			750
1800				0.51			0.54		610					0.54			0.60	674				0.62			0.62			698		0.69				0.68			772
1900				0.40			0.56		629					0.45			0.62	696				0.54			0.64			720		0.62				0.70			796
2000				0.32			0.58		661					0.33			0.65	731				0.47			0.66			744		0.54				0.73			823
				LEGEND																Refer to page 51 for general Fan Performance notes.
Bhp	— Brake Horsepower Input to Fan
ESP	— External Static Pressure (in. wg)
Watts — Input Watts to Motor

548F048 (4 TONS) — ALTERNATE MOTOR (BELT DRIVE)*
Airflow																	External Static Pressure (in. wg)
Airflow				0.1					0.2						0.3					0.4					0.6					0.7					0.8
(Cfm)				0.1					0.2						0.3					0.4					0.6					0.7					0.8
		Rpm			Bhp		Watts	Rpm		Bhp		Watts		Rpm	Bhp		Watts	Rpm		Bhp		Watts	Rpm			Bhp	Watts		Rpm	Bhp		Watts		Rpm	Bhp		Watts
1200		514			0.15		158	590		0.20		210		657	0.25		263	723		0.30		315	828			0.42	441		876	0.49		510		924	0.55		578
1300		545			0.18		189	615		0.23		242		680	0.29		305	744		0.35		368	849			0.47	494		895	0.54		562		940	0.60		630
1400		577			0.21		221	642		0.27		284		704	0.33		347	766		0.39		410	870			0.52	546		915	0.59		620		959	0.66		693
1500		609			0.26		273	670		0.31		326		729	0.38		394	788		0.44		462	892			0.58	609		936	0.65		683		980	0.72		757
1600		642			0.30		315	699		0.36		378		755	0.43		447	811		0.49		515	913			0.64	672		957	0.72		751		1001	0.79		830
1700		675			0.36		378	728		0.42		441		782	0.49		510	836		0.55		578	935			0.71	746		979	0.79		825		1023	0.86		904
1800		709			0.41		431	759		0.48		504		810	0.55		578	860		0.62		651	957			0.78	820		1001	0.86		904		1044	0.94		988
1900		743			0.48		504	790		0.55		578		838	0.62		651	886		0.69		725	980			0.86	904		1023	0.95		993		1066	1.03		1082
2000		778			0.55		578	836		0.62		651		875	0.70		730	913		0.77		809	1004			0.94	988		1046	1.03		1082		1088	1.12		1177

548F048 (4 TONS) — ALTERNATE MOTOR (BELT DRIVE)* (cont)
Airflow															External Static Pressure (in. wg)
Airflow				1.0					1.1						1.2					1.4					1.6					1.8
(Cfm)				1.0					1.1						1.2					1.4					1.6					1.8
		Rpm			Bhp		Watts	Rpm		Bhp		Watts		Rpm	Bhp		Watts	Rpm		Bhp		Watts	Rpm			Bhp		Watts	Rpm	Bhp		Watts
1200		999			0.66		674	1018		0.67		685		1036	0.68		695	1073		0.71		756	1109			0.75	794		1138	0.79		851
1300		1025			0.74		756	1058		0.79		807		1090	0.84		858	1121		0.87		832	1159			0.90	918		1193	0.95		976
1400		1042			0.81		828	1080		0.88		899		1118	0.95		971	1175		1.06		1014	1206			1.09	1042		1244	1.12		1138
1500		1060			0.88		899	1098		0.96		981		1136	1.04		1063	1205		1.19		1138	1258			1.30	1243		1289	1.34		1282
1600		1080			0.95		971	1117		1.04		1058		1153	1.12		1140	1224		1.29		1234	1287			1.45	1387		1337	1.56		1492
1700		1101			1.03		1053	1137		1.12		1139		1172	1.20		1226	1241		1.38		1320	1307			1.56	1492		1366	1.73		1655
1800		1122			1.11		1134	1157		1.20		1226		1192	1.29		1318	1258		1.48		1415	1323			1.67	1597		1385	1.86		1779
1900		1143			1.21		1237	1179		1.30		1328		1214	1.39		1420	1279		1.58		1511	1341			1.78	1702		1402	1.98		1894
2000		1165			1.31		1339	1200		1.40		1431		1235	1.49		1523	1300		1.69		1616	1361			1.90	1817		1419	2.10		2008
				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: 835 to 1185 rpm. All other rpms require field-supplied drive.																				3.		Maximum usable watts input is 1000 and maximum continuous bhp is 1.00.

Refer to page 51 for general Fan Performance notes.

548F048 (4 TONS) — HIGH-STATIC MOTOR (BELT DRIVE)*
Airflow														External Static Pressure (in. wg)
Airflow				0.2						0.4						0.6			0.8			1.0
(Cfm)				0.2						0.4						0.6			0.8			1.0
		Rpm		Bhp		Watts		Rpm		Bhp		Watts		Rpm		Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts
1200		641		0.23		242		761		0.34		357		859		0.46	483	943	0.58	609	1030	0.70	695
1300		673		0.28		294		788		0.39		410		887		0.52	546	968	0.65	683	1044	0.77	736
1400		705		0.33		347		817		0.45		473		914		0.59	620	996	0.72	757	1069	0.86	838
1500		738		0.38		399		847		0.51		536		940		0.65	683	1024	0.81	851	1095	0.95	930
1600		772		0.44		462		877		0.58		609		967		0.73	767	1051	0.89	935	1123	1.05	1073
1700		806		0.51		536		908		0.66		693		997		0.81	851	1077	1.01	1030	1151	1.15	1185
1800		841		0.59		620		939		0.75		788		1026		0.91	956	1104	1.07	1124	1178	1.26	1318
1900		876		0.68		714		971		0.84		883		1056		1.01	1061	1132	1.18	1240	1204	1.37	1502
2000		912		0.77		809		1004		0.94		988		1087		1.12	1177	1162	1.30	1366	1231	1.48	1604

548F048 (4 TONS) — HIGH-STATIC MOTOR (BELT DRIVE)* (cont)
Airflow														External Static Pressure (in. wg)
Airflow				1.2						1.4						1.6			1.8			2.0
(Cfm)				1.2						1.4						1.6			1.8			2.0
		Rpm		Bhp		Watts		Rpm		Bhp		Watts		Rpm		Bhp	Watts	Rpm	Bhp	Watts	Rpm	Bhp	Watts
1200		1106		0.87		889		1134		0.98		998		1189		1.12	1138	1245	1.21	1358	1292	1.35	1345
1300		1128		0.91		930		1183		1.10		1052		1226		1.23	1215	1297	1.35	1406	1346	1.51	1500
1400		1139		1.01		1012		1218		1.14		1090		1286		1.34	1282	1320	1.48	1463	1370	1.65	1645
1500		1162		1.09		1114		1228		1.24		1186		1303		1.40	1339	1343	1.60	1530	1393	1.79	1778
1600		1185		1.20		1226		1250		1.35		1291		1319		1.51	1444	1382	1.68	1607	1434	1.88	1867
1700		1215		1.31		1339		1276		1.48		1415		1334		1.64	1569	1398	1.80	1722	1451	2.01	2001
1800		1243		1.43		1461		1303		1.61		1540		1359		1.78	1702	1418	1.95	1865	1471	2.18	2167
1900		1271		1.56		1594		1330		1.74		1664		1386		1.93	1846	1439	2.11	2018	1493	2.36	2345
2000		1298		1.69		1727		1358		1.89		1808		1413		2.08	1989	1466	2.27	2171	—	—	—

	LEGEND	Refer to page 51 for general Fan Performance notes.
Bhp	— Brake Horsepower Input to Fan	NOTES:
Watts	— Input Watts to Motor	1.	Boldface indicates field-supplied drive is required.
*Motor drive range: 1075 to 1455 rpm. All other rpms require field-supplied drive.		2.	Maximum continuous bhp is 2.4 and the maximum continuous watts are 2120.

548F036-120

43

Image 43

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.

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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.

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