Bryant 566D User Manual page 75

Commercial air-cooled condensing units with 524a air-handling units
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HEATER PART NO.
UNIT
CAELHEAT010A00
CAELHEAT011A00
524A-B072-120
CAELHEAT012A00
524A-C072-120
CAELHEAT013A00
CAELHEAT014A00
CAELHEAT015A00
LEGEND
FLA
— Full Load Amps
Hp
— Horsepower
MCA
— Minimum Circuit Amps
MOCP — Maximum Overcurrent Protection (Amps)
*Values shown are for single-point connection of electric heat acces-
sory and air handler.
†Single-phase motors. All other motors are 3-phase.
NOTES:
1. Electrical resistance heaters are rated at 240 v, 480 v, or 575 v. To
determine heater capacity (kW) at unit nameplate multiply the
240-v, 480-v, or 575-v capacity (kW) by the factor shown in the
table below for the unit voltage.
HEATER
ACTUAL HEATER VOLTAGE
RATING
200
208
230 240 400 440 460 480 550 575 600
VOLTAGE
240
0.694 0.751 0.918 1
480
— 0.694 0.84 0.918 1
575
ELECTRICAL DATA (cont)
ELECTRIC HEATER DATA (cont)
FAN MOTOR
V-PH-Hz
Hp
kW
1.3† 0.97
2.4† 1.79
208-3-60
2.4
1.79
2.9
2.16
3.7
2.76
1.3† 0.97
2.4† 1.79
240-3-60
2.4
1.79
2.9
2.16
3.7
2.76
2.4
1.79
480-3-60
2.9
2.16
3.7
2.76
1.0
0.75
575-3-60
2.0
1.49
3.0
2.24
2.4† 1.79
2.4
1.79
208-3-60
2.9
2.16
3.7
2.76
2.4† 1.79
2.4
1.79
240-3-60
2.9
2.16
3.7
2.76
2.4
1.79
480-3-60
2.9
2.16
3.7
2.76
2.0
1.49
575-3-60
3.0
2.24
— 0.915 1 1.089
ELECTRIC HEATER(S)
Actual Capacity (kW)
Nominal
Capacity (kW)
FLA
Stage 1
7.6
25
11.3
11.0
25
11.3
5.2
25
11.3
7.5
25
11.3
10.2
25
11.3
7.6
25
15.0
11.0
25
15.0
5.2
25
15.0
7.5
25
15.0
10.2
25
15.0
2.6
25
15.0
3.4
25
15.0
4.8
25
15.0
1.4
25
15.0
2.3
25
15.0
3.8
25
15.0
11.0
35
15.0
5.2
35
15.0
7.5
35
15.0
10.2
35
15.0
11.0
35
20.0
5.2
35
20.0
7.5
35
20.0
10.2
35
20.0
2.6
35
20.0
3.4
35
20.0
4.8
35
20.0
2.3
35
20.0
3.8
35
20.0
2. The following equation converts kW of heat energy to Btuh:
kW x 3,412 = Btuh.
3. Heater contactor coils are 24 v and require 8 va holding current.
4. Electric heaters are tested and ETL approved at maximum total
external static pressure of 1.9 in. wg.
5. MCA and MOCP values apply to both standard and alternate fac-
tory-supplied motors.
6. Approximate shipping weight for CAELHEAT001A00-015A00 is
55 lb each, CAELHEAT016A00-027A00 is 60 lb each, and
CAELHEAT028A00-039A00 is 75 lb each.
75
MCA*
FLA
Stage 2
Total
7.5
18.8
52.1
74.7
7.5
18.8
52.1
78.9
7.5
18.8
52.1
71.7
7.5
18.8
52.1
74.5
7.5
18.8
52.1
77.9
10.0
25.0
60.1
84.7
10.0
25.0
60.1
88.9
10.0
25.0
60.1
81.7
10.0
25.0
60.1
84.6
10.0
25.0
60.1
87.9
10.0
25.0
30.1
40.8
10.0
25.0
30.1
41.8
10.0
25.0
30.1
43.6
10.0
25.0
25.1
33.1
10.0
25.0
25.1
34.3
10.0
25.0
25.1
36.1
11.3
26.3
73.0
105.0
11.3
26.3
73.0
97.7
11.3
26.3
73.0
100.6
11.3
26.3
73.0
104.0
15.0
35.0
84.2
119.0
15.0
35.0
84.2
111.7
15.0
35.0
84.2
114.6
15.0
35.0
84.2
118.0
15.0
35.0
42.1
55.9
15.0
35.0
42.1
56.9
15.0
35.0
42.1
58.6
15.0
35.0
35.1
46.8
15.0
35.0
35.1
48.7
MOCP*
80
80
80
80
80
90
90
90
90
90
50
50
50
35
35
40
110
100
110
110
125
125
125
125
60
60
60
50
50

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