Bryant 579F - Manual (Page 5)

MODEL DESCRIPTION
(ODS Model Number)
HEATING CAPACITIES AND EFFICIENCIES, 036-150 UNITS
UNIT 580D
HEATING INPUT
(Btuh)
Stage 2/Stage 1
OUTPUT CAPACITY
(Btuh)
TEMPERATURE
RISE (F)
AFUE (%)
STEADY-STATE
EFFICIENCY
(%)
CALIFORNIA
SEASONAL
EFFICIENCY (%)
036 072 —/ 72,000 59,200 25-55 80.0 80.0 77.2
036 115 115,000/ 82,000 92,000 55-85 80.0 80.0 76.7
048 072 —/ 72,000 59,200 25-55 80.0 80.0 77.2
048 115 —/115,000 92,000 35-65 80.0 80.0 77.1
048 150 150,000/120,000 120,000 50-80 80.0 80.0 76.9
060 072 —/ 72,000 59,200 25-55 80.0 80.0 77.2
060 115 —/115,000 92,000 35-65 80.0 80.0 77.1
060 150 150,000/120,000 120,000 50-80 80.0 80.0 76.9
072 072 —/ 72,000 59,200 25-55 80.0 80.0 77.2
072 115 —/115,000 92,000 35-65 80.0 80.0 77.1
072 150 150,000/120,000 120,000 50-80 80.0 80.0 76.9
090 125 —/125,000 100,000 20-50 80.0 80.0 75.8
090 180 180,000/120,000 144,000 35-65 80.0 80.0 77.1
090 224 224,000/180,000 179,200 45-75 80.0 80.0 77.1
102 125 —/125,000 100,000 20-50 80.0 80.0 75.8
102 180 180,000/120,000 144,000 35-65 80.0 80.0 77.1
102 224 224,000/180,000 179,200 45-75 80.0 80.0 77.1
120 180 180,000/120,000 144,000 35-65 80.0 80.0 77.1
120 224 224,000/180,000 179,200 35-65 80.0 80.0 77.1
120 250 250,000/200,000 200,000 40-70 80.0 80.0 76.4
150 224 224,000/180,000 179,200 35-65 80.0 80.0 77.1
150 250 250,000/200,000 200,000 40-70 80.0 80.0 76.4
LEGEND
AFUE — Annual Fuel Utilization Efficiency
NOTE: NO
x
levels are 40 nanograms/joule with the accessory NO
x
reduction kit (036-150).
HEATING CAPACITIES AND EFFICIENCIES, 180-300 UNITS
UNIT 579F
HEATING INPUT
(Btuh)
Stage 2/Stage 1*
OUTPUT CAPACITY
(Btuh)
TEMPERATURE
RISE (F)
STEADY-STATE
EFFICIENCY
(%)
MINIMUM HEATING
CFM
180 231 231,000/115,500 185,000 25-55 80.0 3057
180 270 270,000/115,500 216,000 25-55 80.0 3570
216 270/240 270 270,000/115,500 216,000 15-45 80.0 4364
240 485 485,000/242,500 388,000 35-65 80.0 5427
300 270 270,000/115,500 216,000 15-45 80.0 4364
300 485 485,000/242,500 388,000 35-65 80.0 5427
*All units are 2-stage heat.
NOTE: Minimum allowable temperature of mixed-air entering the heat exchanger during first-stage heating is 45 F. There is no minimum mixed-air
temperature limitation during second-stage heating.
LEGEND
ODS — Order Distribution System
*Refer to Trade Price Sheets or contact your local representative for
specific information regarding which options are available on which
units.
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