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ELECTRIC HEAT DATA - CBX32MV-018/024
SINGLE PHASE
2.5 kW
4 lbs.
4 kW
4 lbs.
5 kW
4 lbs.
6 kW
4 lbs.
8 kW
5 lbs.
9 kW
5 lbs.
NOTE - Circuit 1 Minimum Circuit Ampacity includes the Blower Motor Full Load Amps.
1
Electric heater capacity only - does not include additional blower motor heat capacity.
Amps shown are for blower motor only.
2
Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F.
3
Bold text indicates that the circuit breaker on "CB" circuit breaker models must be replaced with size noted. See Table on Page 6.
4
HACR type circuit breaker or fuse.
5
No. of
Model Number
Stages
ECB40-2.5 (12L68)
1
Terminal Block
ECB40-4 (12L76)
1
Terminal Block
ECB40-4CB (12L78)
30A Circuit breaker
ECB40-5 (12L79)
1
Terminal Block
ECB40-5CB (12L88)
35A Circuit breaker
EB40-6 (12L86)
1
Terminal Block
ECB40-6CB (12L89)
40A Circuit breaker
ECB40-8 (12L87)
1
Terminal Block
ECB40-8CB (12L90)
50A Circuit breaker
ECB40-9CB (12L91)
2
60A Circuit breaker
2
Volts
kW
Btuh
1
Input
Input
Input
Full Load
208
1.9
6,400
220
2.1
7,200
230
2.3
7,800
240
2.5
8,500
208
3.0
10,250
220
3.4
11,450
230
3.7
12,550
240
4.0
13,650
208
3.8
12,800
220
4.2
14,300
230
4.6
15,700
240
5.0
17,100
208
4.5
15,400
220
5.0
17,100
230
5.5
18,800
240
6.0
20,500
208
6.0
20,500
220
6.7
22,900
230
7.3
25,100
240
8.0
27,300
208
6.8
23,100
220
7.6
25,800
230
8.3
28,200
240
9.0
30,700
Blower
Minimum
Maximum
3
5
Motor
Circuit
Overcurrent
Ampacity
Protection
Amps
4.0
16
4.0
17
4.0
18
4.0
18
4.0
23
4.0
24
4.0
25
4.0
26
4.0
28
4.0
29
4.0
30
4.0
31
4.0
32
4.0
33
4.0
35
4.0
36
4.0
41
4.0
43
4.0
45
4.0
47
4.0
46
4.0
48
4.0
50
4.0
52
CBX32MV / Page 15
20
20
20
20
25
4
25
4
25
4
30
30
4
30
4
30
4
35
35
4
35
4
35
4
40
45
4
45
4
45
4
50
50
4
50
4
60
60
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