15
HEATING CAPACITIES AND EFFICIENCIES — 581C024-060 (cont)
208/230/460-3-60 — SINGLE-STAGE GAS HEAT — LOW NOx
208/230/460/575-3-60 — 2-STAGE GAS HEAT
AFUE —
Annual Fuel Utilization Efficiency
NOTE: Capacities for stainless steel heat exchanger units (S/R/T) are the same
as standard units (D/E/F).
UNIT
INPUT CAPACITY
OUTPUT CAPACITY
TEMPERATURE
MINIMUM HEATING
EFFICIENCY
581C
1st Stage 2nd Stage 1st Stage 2nd Stage
RISE (°F)
AIRFLOW (CFM)
AFUE (%)
Steady State (%)
036060N
60,000
—
50,000
—
20-50
930
80.20
81
036090N
90,000
—
74,000
—
30-60
1150
81.00
81
048060N
60,000
—
50,000
—
20-50
930
80.20
81
048090N
90,000
—
74,000
—
30-60
1150
81.00
81
048120N
120,000
—
101,000
—
40-70
1340
80.70
82
060060N
60,000
—
50,000
—
20-50
930
80.20
81
060090N
90,000
—
74,000
—
30-60
1150
81.00
81
060120N
120,000
—
101,000
—
40-70
1340
80.70
82
UNIT
INPUT CAPACITY
OUTPUT CAPACITY
TEMPERATURE
MINIMUM HEATING
EFFICIENCY
581C
1st Stage 2nd Stage
1st
Stage
2nd Stage
RISE (°F)
AIRFLOW (CFM)
AFUE (%)
Steady State (%)
036072
50,000
72,000
41,000
59,040
25-55
1004
82.80
82
036115
82,000
115,000
65,600
93,150
55-85
1002
80.00
80
048072
50,000
72,000
41,000
59,040
25-55
1094
82.80
82
048115
82,000
115,000
66,420
93,150
35-65
1330
81.00
81
048150
120,000
150,000
96,000
120,000
50-80
1390
80.40
80
060072
50,000
72,000
41,000
59,040
25-55
1004
82.80
82
060115
82,000
115,000
66,420
93,150
35-65
1330
81.00
81
060150
120,000
150,000
96,000
120,000
50-80
1370
80.40
80
Summary of Contents for 581A
Page 30: ...30 BASE UNIT DIMENSIONS 580F036 072 a48 8195 580F036 151 ...
Page 31: ...31 BASE UNIT DIMENSIONS 580F073 a48 8196 580F036 151 ...
Page 32: ...32 BASE UNIT DIMENSIONS 580F090 120 150 a48 8197 580F036 151 ...
Page 33: ...33 BASE UNIT DIMENSIONS 580F091 103 121 151 a48 8198 580F036 151 ...
Page 91: ...91 BASE UNIT DIMENSIONS 581B036 072 a48 8199 581B036 150 ...
Page 93: ...93 ACCESSORY DIMENSIONS 581B036 072 a48 8201 581B036 150 ...
Page 94: ...94 ACCESSORY DIMENSIONS 581B090 150 a48 8202 581B036 150 ...
Page 150: ...150 BASE UNIT DIMENSIONS 581C024 060 581C024 060 ...
Page 198: ...198 TYPICAL WIRING SCHEMATICS 579F 579F240 208 230 V Shown a48 7929 ...
Page 205: ...205 BASE UNIT DIMENSIONS 580F180 210 a48 8203 580F180 300 ...
Page 206: ...206 BASE UNIT DIMENSIONS 580F240 a48 8204 ...
Page 207: ...207 BASE UNIT DIMENSIONS 580F300 a48 8205 580F180 300 ...
Page 209: ...209 ACCESSORY DIMENSIONS 580F300 Vertical Roof Curbs 580F300 a48 7456 580F180 300 ...
Page 233: ...233 BASE UNIT DIMENSIONS 581A210 300 a48 8206 581A155 180 ...
Page 237: ...237 ACCESSORY DIMENSIONS 581A210 300 a48 8234 581A155 180 ...
Page 280: ...280 TYPICAL PIPING AND WIRING 581A 581A155 Shown LEGEND NEC National Electrical Code b48 1258 ...
Page 297: ...297 ...