Bryant 542J FAN Performance Vertical Discharge Units, 548F048 4 Tons Alternate Motor Belt Drive

Page 33

PERFORMANCE DATA (cont)

FAN PERFORMANCE — VERTICAL 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	0.94	0.45		506	0.94	0.51	572	0.99	0.56		632
1300	0.86	0.42	471	0.87	0.46		521	0.87	0.52	589	0.92	0.58		651
1400	0.78	0.45	503	0.79	0.49		556	0.79	0.54	616	0.87	0.60		681
1500	0.70	0.47	536	0.73	0.52		593	0.73	0.56	631	0.80	0.62		698
1600	0.61	0.49	557	0.64	0.54		616	0.66	0.58	654	0.76	0.64		723
1700	0.51	0.52	584	0.54	0.57		646	0.58	0.60	678	0.68	0.66		750
1800	0.40	0.54	610	0.44	0.60		674	0.51	0.62	698	0.63	0.68		772
1900	0.29	0.56	629	0.37	0.62		696	0.46	0.64	720	0.56	0.70		796
2000	0.25	0.58	651	0.30	0.64		720	0.39	0.66	744	0.50	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		542	0.16	168	616	0.21	221	678	0.27	278	739	0.32		336	842	0.44	462	886	0.50	525	929	0.56	588
1300		576	0.20	210	644	0.25	263	704	0.31	326	764	0.37		389	867	0.50	525	910	0.56	588	952	0.62	651
1400		610	0.24	252	673	0.30	315	732	0.36	378	791	0.42		441	889	0.55	578	933	0.62	651	976	0.69	725
1500		646	0.28	294	704	0.35	368	761	0.42	436	818	0.48		504	912	0.61	641	957	0.69	720	1001	0.76	777
1600		681	0.33	347	735	0.40	420	790	0.47	494	845	0.54		567	920	0.68	695	931	0.76	772	1023	0.83	848
1700		718	0.39	410	768	0.46	483	836	0.54	562	873	0.61		641	965	0.76	777	1005	0.84	853	1045	0.91	930
1800		754	0.45	473	801	0.53	557	851	0.61	641	900	0.69		725	992	0.84	858	1032	0.92	940	1071	1.00	1022
1900		791	0.52	546	836	0.60	630	832	0.69	720	828	0.77		809	1019	0.93	950	1058	1.02	1037	1097	1.10	1124
2000		828	0.60	630	870	0.68	714	864	0.77	809	858	0.86		904	1046	1.03	1053	1085	1.12	1139	1124	1.21	1237

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		1008	0.67	704	1052	0.73	762	1096	0.78	820	1134	0.89		835	1203	1.00	885	—	—	—
1300		1029	0.75	788	1065	0.81	846	1101	0.86	904	1174	1.01		1040	1229	1.15	1100	1277	1.27	1029
1400		1052	0.83	826	1087	0.90	890	1121	0.96	918	1183	1.09		1042	1255	1.22	1167	1305	1.38	1190
1500		1076	0.91	905	1111	0.99	980	1145	1.06	1014	1208	1.20		1138	1274	1.33	1272	1337	1.47	1350
1600		1100	1.00	995	1134	1.08	1069	1168	1.15	1100	1232	1.31		1253	1291	1.46	1396	1350	1.60	1558
1700		1124	1.09	1084	1158	1.17	1164	1192	1.25	1196	1255	1.42		1358	1314	1.58	1511	1370	1.77	1738
1800		1147	1.18	1174	1182	1.27	1263	1217	1.36	1301	1279	1.54		1473	1381	1.71	1635	1393	1.89	1907
1900		1169	1.27	1263	1205	1.37	1363	1240	1.47	1406	1303	1.66		1588	1408	1.85	1769	1417	2.03	2068
2000		1194	1.38	1373	1228	1.48	1472	1262	1.58	1511	1327	1.78		1702	1436	1.98	1894	1440	2.18	2229

	LEGEND	NOTES:
Bhp	— Brake Horsepower Input to Fan	1.		Boldface indicates field-supplied motor 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	665	0.25	263	779	0.36	378	872	0.48	504	957	0.60	630	1028	0.69	725
1300	699	0.30	315	809	0.42	441	902	0.55	578	984	0.67	704	1058	0.80	841
1400	735	0.36	378	840	0.48	504	933	0.62	651	1011	0.75	788	1086	0.89	885
1500	770	0.42	441	873	0.55	578	963	0.69	725	1041	0.84	858	1113	0.99	985
1600	835	0.49	515	907	0.63	662	993	0.77	787	1072	0.93	950	1141	1.09	1084
1700	873	0.57	599	941	0.72	757	1024	0.87	889	1103	1.04	1063	1171	1.20	1194
1800	881	0.66	693	976	0.81	851	1057	0.97	991	1132	1.14	1165	1202	1.32	1313
1900	919	0.75	788	1011	0.92	967	1091	1.08	1104	1162	1.25	1277	1232	1.45	1442
2000	958	0.86	904	1046	1.03	1082	1125	1.21	1237	1195	1.38	1410	1262	1.58	1572

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	1083	0.74	778	1134	0.80	935	1185	0.88	965	1331	0.99	1000	1374	1.09	1083
1300	1121	0.89	935	1171	0.94	988	1219	1.00	999	1268	1.10	1029	1309	1.21	1203
1400	1153	1.00	976	1210	1.12	1071	1257	1.17	1105	1307	1.25	1190	1349	1.37	1367
1500	1180	1.13	1081	1241	1.27	1215	1295	1.37	1294	1339	1.43	1350	1382	1.57	1564
1600	1207	1.25	1196	1269	1.40	1339	1326	1.54	1454	1376	1.65	1558	1420	1.81	1805
1700	1235	1.37	1310	1296	1.53	1463	1354	1.70	1605	1407	1.84	1738	1452	2.02	2013
1800	1263	1.49	1425	1323	1.57	1597	1381	1.85	1757	1436	2.02	1907	1482	2.22	2210
1900	1294	1.63	1559	1351	1.81	1731	1408	2.00	1889	1463	2.19	2068	—	—	—
2000	1325	1.78	1702	1362	1.97	1884	1436	2.16	2040	1489	2.36	2229	—	—	—

	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

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Contents FEATURES/BENEFITS 542J150,180548F036-072 548F090-120 549B036-072 549B090-120 Table of Contents Service Options Integrated ECONOMI$ERS and Outdoor AIRINDOOR-AIR Quality Begins with Bryant Rooftops Option ACCESSORY† Options and AccessoriesBarometric RELIEF/POWER Exhaust Options and AccessoriesLOW Ambient Controls Emergency Heat Control PackageOutdoor Coil Protection Applications DURA-SHIELDOUTDOOR Coil OptionsElectric Heaters ECONOMI$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 Application Data Concentric Duct Distribution 542J150,180Concentric Duct Details 542J150,180 Typical Piping and Wiring Horizontal Discharge Ducting 548F036-120 and 549B036-120Vertical Discharge Ducting 548F036-120 and 549B036-120 Typical Piping and Wiring Model Number Nomenclature 548F Units ODS Model NumberARI* 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 FPerformance Data Cooling CapacitiesEntering 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 Units548F060 5 Tons Standard Motor Direct Drive ESP548F060 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 2782FAN Performance Horizontal Discharge Units Airflow Low Speed High Speed Cfm 208 230, 460, 575Cfm 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 ′-2 ″ 549B036-072′-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 temperSHC Entering AIR DRY-BULB Temp F BypassFactor 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 Air549B036 3 Tons 900 Cap549B048 4 Tons 549B060 5 Tons 549B072 6 Tons2100 Cap Temperature Air Entering Outdoor Coil F db at 70% rh 549B090 71/2 Tons549B120 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 RVSGuide Specifications 548F and 549B036-120 Units Part 1 GeneralPart 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/BFIntegrated Heating Capacities 5625CFM 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 CFMElectric Heating Capacities 542J150,180 Glycol Coil DataGlycol Coil Ratings INDOOR-FAN Motor Performance 542J150,180 542J180, 460-3-60 Shown LOR BKR W/ATLPS CAPOptional Non-Fused Disconnect 542J150,180 Guide Specifications 542J150,180 Units Part 1 GeneralPart 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.