Bryant 548J 45.7 205, 69/72, 82/88, 48.0 242, 71/75, 85/91, 21.0 102 13.9, 41.8 119, 45.7 122

Page 54

548J

Table 46 – (cont.) MCA/MOCP DETERMINATION WITHOUT C.O. OR UNPWRD C.O.

 

HZ

 

ELEC. HTR

 

 

WITHOUT C.O. or UNPWR C.O.

 

 

 

---

 

 

 

 

 

 

 

 

 

 

 

UNIT

V---PH

IFM

 

 

 

WITHOUT P.E.

 

 

WITH P.E.

 

Nom

 

 

 

 

 

 

 

 

 

TYPE

FLA

 

 

DISC. SIZE

 

 

DISC. SIZE

 

NOM.

 

(kW)

MCA

MOCP

MCA

MOCP

 

 

 

 

 

 

 

 

 

 

 

 

FLA

LRA

FLA

LRA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

---

---

41.9

50

44

201

45.7

60

48

205

 

 

 

7.8/10.4

21.7/25.0

69.0/73.2

70/80

69/72

223/226

72.8/77.0

80/80

73/77

227/230

 

 

STD

12.0/16.0

33.4/38.5

83.7/90.0

90/100

82/88

234/240

87.5/93.8

90/100

86/92

238/244

 

 

18.6/24.8

51.7/59.7

106.5/116.5

110/125

103/112

253/261

110.3/120.3

125/125

107/117

257/265

 

 

 

 

 

 

24.0/32.0

66.7/77.0

125.3/138.2

150/150

120/132

268/278

129.1/142.0

150/150

125/137

272/282

 

 

 

31.8/42.4

88.4/102.0

152.4/169.4

175/175

145/161

378/405

156.2/173.2

175/175

150/165

382/409

 

 

 

 

 

 

 

 

 

 

 

 

 

 

---60

 

---

---

44.2

60

46

238

48.0

60

51

242

 

 

7.8/10.4

21.7/25.0

71.3/75.5

80/80

71/75

260/263

75.1/79.3

80/80

76/79

264/267

 

---3

MED

12.0/16.0

33.4/38.5

86.0/92.3

90/100

85/91

271/277

89.8/96.1

90/100

89/95

275/281

 

208/230

18.6/24.8

51.7/59.7

108.8/118.8

110/125

106/115

290/298

112.6/122.6

125/125

110/119

294/302

 

 

 

 

 

 

 

 

24.0/32.0

66.7/77.0

127.6/140.5

150/150

123/135

305/315

131.4/144.3

150/150

127/139

309/319

 

 

 

31.8/42.4

88.4/102.0

154.7/171.7

175/175

148/164

415/442

158.5/175.5

175/200

152/168

419/446

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

---

---

44.2

60

46

238

48.0

60

51

242

 

 

 

7.8/10.4

21.7/25.0

71.3/75.5

80/80

71/75

260/263

75.1/79.3

80/80

76/79

264/267

 

 

HIGH

12.0/16.0

33.4/38.5

86.0/92.3

90/100

85/91

271/277

89.8/96.1

90/100

89/95

275/281

 

 

18.6/24.8

51.7/59.7

108.8/118.8

110/125

106/115

290/298

112.6/122.6

125/125

110/119

294/302

 

 

 

 

 

 

24.0/32.0

66.7/77.0

127.6/140.5

150/150

123/135

305/315

131.4/144.3

150/150

127/139

309/319

 

 

 

31.8/42.4

88.4/102.0

154.7/171.7

175/175

148/164

415/442

158.5/175.5

175/200

152/168

419/446

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

---

---

19.2

25

20

100

21.0

25

22

102

 

 

 

13.9

16.7

40.0

45

39

117

41.8

45

41

119

 

 

STD

16.5

19.8

43.9

45

43

120

45.7

50

45

122

548J*09

 

27.8

33.4

60.9

70

58

133

62.7

70

60

135

 

 

 

 

41.7

50.2

81.9

90

78

200

83.7

90

80

202

 

 

 

33.0

39.7

68.8

70

66

140

70.6

80

68

142

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

---

---

20.0

25

21

119

21.8

25

23

121

 

---60

 

13.9

16.7

40.8

45

40

136

42.6

45

42

138

 

 

16.5

19.8

44.7

45

44

139

46.5

50

46

141

 

---3

MED

 

27.8

33.4

61.7

70

59

152

63.5

70

61

154

 

460

 

 

 

33.0

39.7

69.6

70

67

159

71.4

80

69

161

 

 

 

41.7

50.2

82.7

90

79

219

84.5

90

81

221

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

---

---

20.0

25

21

119

21.8

25

23

121

 

 

 

13.9

16.7

40.8

45

40

136

42.6

45

42

138

 

 

HIGH

16.5

19.8

44.7

45

44

139

46.5

50

46

141

 

 

27.8

33.4

61.7

70

59

152

63.5

70

61

154

 

 

 

 

 

 

33.0

39.7

69.6

70

67

159

71.4

80

69

161

 

 

 

41.7

50.2

82.7

90

79

219

84.5

90

81

221

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

---

---

15.4

20

16

85

19.2

25

20

89

 

 

STD

17.0

20.4

40.9

45

40

105

44.7

45

44

109

 

60

 

34.0

40.9

66.5

70

63

126

70.3

80

68

130

 

 

 

 

 

 

 

 

 

 

 

 

 

 

---

---

15.8

20

17

100

19.6

25

21

104

 

---3---

 

 

MED

17.0

20.4

41.3

45

40

120

45.1

50

44

124

 

575

 

34.0

40.9

66.9

70

64

141

70.7

80

68

145

 

 

 

 

 

 

 

 

 

 

 

 

 

 

---

---

15.8

20

17

100

19.6

25

21

104

 

 

 

 

 

HIGH

17.0

20.4

41.3

45

40

120

45.1

50

44

124

 

 

 

34.0

40.9

66.9

70

64

141

70.7

80

68

145

 

 

 

 

 

 

 

 

 

 

 

 

 

See

Notes

page 49.

 

 

 

 

 

 

 

 

 

 

54

Image 54
Contents Product Data Table of Contents Features and Benefits Model Number Nomenclature Option Accessory Factory Options AND/OR AccessoriesFACTORY-INSTALLED Options and FIELD-INSTALLED Accessories FieldFilter or Fan Status Switches Convenience Outlet powered or un-poweredPower Exhaust Pressure Relief Economizer dry-bulb or enthalpyThru-the-Base Connections Motormaster Head Pressure ControllerAlternate Motors and Drives Electric HeatersARI Cooling Rating Tables Minimum Maximum Airflows Electric Heat Sound Performance TablePhysical Data Tons8.5 Tons 548J*08 548J*09Motor Frame Size Fan Qty / Type Electric Heater NOM APP Part Number PWR Type Electric Heat Electrical DataSingle Point KIT Part Number Crsinglexxxxxx Unit With Pwrd C.OCont. Electric Heat Electrical Data 208/230Electric Drive X13 5 speed/torque motor 105A00 16.0 12.0/14.7 038A00 Crheaterxxxxxx Without P.E With P.ECont. Electric Heat Electrical Data Tons Cool460 115A00 33.0 30.3 050A00 575Weights & Dimensions Dimensions 548JDimension Condition Unit disconnect is mounted on panel356 548J*04-07A 610C08679 C08680 356 Application Data Selection Procedure with 548J*07 Example 548J*04 105 115 EA dB Ambient TemperatureCooling Capacities 900548J*05 105 115 EA dB 12001400 2250 548J*06 105 115 EA dB1500 25002100 548J*07 105 115 EA dB1800 24003375 548J*08 105 115 EA dB2625 37502975 548J*09 105 115 EA dB2550 3400548J*04 Temperature AIR Entering Outdoor Coil F db at 70% rhHeating Capacities ReturnHeating Capacity Heating Capacity Tons 548J*08Static Pressure Adders Factory Options and/or Accessories General fan performance notes548J*04 Electric DRIVE, X13 MOTOR, 3 TON Vertical Supply FAN Performance548J*04 Electric DRIVE, X13 MOTOR, 3 TON Horizontal Supply Speed Torque CFM ESP BHP548J*05 Electric DRIVE, X13 MOTOR, 4 TON Horizontal Supply 548J*05 Electric DRIVE, X13 MOTOR, 4 TON Vertical Supply1200 1300 1400 1500 1600 1700 1800 1900 2000 548J*06 Electric DRIVE, X13 MOTOR, 5 TON Horizontal Supply 548J*06 Electric DRIVE, X13 MOTOR, 5 TON Vertical Supply1500 1625 1750 1875 2000 2125 2250 2375 2500 TON Horizontal Supply 548J*05 Available External Static Pressure IN. WG CFM RPM BHPCFM RPM BHP 548J*06 548J*07 1800 9271800 907 2250 788 847 548J*082250 509 2250 5282550 806 863 548J*092550 468 546 2550 495 570Pulley Adjustment Unit MOTOR/DRIVE Combo Motor Pulley Turns OpenECONOMIZER, Barometric Relief and PE Performance 2000 1000548J*05 Stage Cooling Electrical Information548J*04 Stage Cooling 548J*06 Stage Cooling548J*09 Stage Cooling Tons 548J*07 Stage Cooling548J*08 Stage Cooling Tons Range RLA LRAUnit IFM Without P.E With P.E MCA/MOCP Determination Without C.O. or Unpwrd C.OELEC. HTR Type FLA DISC. SizeType FLA Cont. MCA/MOCP Determination Without C.O. or Unpwrd C.OELEC. HTR Unit MCA79/84 70/7476/82 46/48See Unit IFM Type NOM STD MEDHigh FLA DISC. Size MCA Mocp LRA78/84 41.5 19765/68 43.8 23482/88 45.7 20569/72 48.0 242MCA/MOCP Determination with Pwrd C.O ELEC. HTR With Pwrd C.O Unit IFM Without P.E With P.E113 Cont. MCA/MOCP Determination with Pwrd C.O111 10820.2 46.533.3 29.2Electric Heater With Pwrd C.O Without P.E With P.E Electric Heater With Pwrd C.O Unit IFM Without P.E With P.E 88/93 50.5 21074/78 52.8 247Typical Wiring Diagrams Stage Cooling Typical Power DiagramC09065 Multi-Protocol Option Diagram Stage Typical Wiring Diagram C09064 Sequence of Operation Cycle-LOCprotection Automatic changeoverContinuous air circulation Emergency heatGuide Specifications 548J*04-09 Hvac Guide Specifications23 09 33 Electric and Electronic Control System for Hvac 23 09 93 Sequence of Operations for Hvac Controls23 40 13 Panel Air Filters 23 81 19 Self-Contained Air Conditioners548J 548J 548J 548J 548J Catalog No. PDS548J---01

548J specifications

The Bryant 548J is a high-efficiency gas furnace that combines advanced features and technologies to provide exceptional heating performance. Designed for residential applications, the furnace is notable for its ability to deliver consistent warmth while ensuring energy efficiency and reliability.

One of the main features of the Bryant 548J is its ultra-high efficiency rating, which allows homeowners to save significantly on energy costs. With an Annual Fuel Utilization Efficiency (AFUE) rating of up to 96.5%, this furnace is designed to convert a large portion of fuel into usable heat. This is a remarkable characteristic that not only reduces utility bills but also contributes to a lower environmental footprint.

The 548J is equipped with a modulating gas valve and a variable-speed blower motor. The modulating gas valve enables the furnace to adjust its heating output based on real-time temperature demands, ensuring a more precise heating experience. This results in reduced temperature fluctuations within the home, providing a comfortable living environment. The variable-speed blower motor works in tandem with the modulating valve, facilitating improved air circulation and efficient temperature control.

Additionally, the Bryant 548J features a durable and compact design, making it suitable for various installation spaces. Its quality construction ensures longevity, while the optional stainless steel heat exchanger enhances its reliability. The furnace also includes a quiet operation mode, which minimizes noise levels, ensuring that the unit works quietly in the background without disturbing the household's peace.

Integration with smart home technology is another advantage of the Bryant 548J. Homeowners have the option to connect the furnace to a Wi-Fi-enabled thermostat, allowing for remote temperature control and monitoring. This feature offers enhanced convenience and the ability to optimize energy use according to a homeowner’s schedule.

For peace of mind, the Bryant 548J comes with a range of warranties, protecting the consumer's investment. Bryant’s commitment to quality is reflected in their extensive primary heating testing procedures, which ensure that each unit meets strict performance criteria before it reaches the customer.

In summary, the Bryant 548J is an efficient and reliable gas furnace that embodies advanced heating technology. With features such as high AFUE ratings, modulating gas valves, variable-speed blowers, and smart home compatibility, it stands out as a formidable option for modern residential heating solutions.