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Air Handler Electric Heat Data / Page 15
ELECTRIC HEAT DATA CBA27UHE-036 | SINGLE PHASE
Electic Heat
Model Number
No.
of
Stages
Input
2
Blower
Motor
Full
Load
Amps
3
Minimum
Circuit
Ampacity
5
Maximum
Overcurrent
Protection
Single Point
Power Source
Volts kW
1
Btuh Ckt 1 Ckt 2 Ckt 1 Ckt 2
3
Minimum
Circuit
Ampacity
5
Maximum
Overcurrent
Protection
4 kW
4 lbs.
ECB29-4 (19F03)
Terminal Block
ECB29-4CB (19F09)
30A Circuit breaker
1 208 3.0 10,250 4.1 23 - - -
4
25 - - - - - - - - -
220 3.4 11,450 4.1 26 - - - 30 - - - - - - - - -
230 3.7 12,550 4.1 26 - - - 30 - - - - - - - - -
240 4.0 13,650 4.1 26 - - - 30 - - - - - - - - -
5 kW
4 lbs.
ECB29-5 (19F04)
Terminal Block
ECB29-5CB (19F12)
35A Circuit breaker
1 208 3.8 12,800 4.1 28 - - -
4
30 - - - - - - - - -
220 4.2 14,300 4.1 31 - - - 35 - - - - - - - - -
230 4.6 15,700 4.1 31 - - - 35 - - - - - - - - -
240 5.0 17,100 4.1 31 - - - 35 - - - - - - - - -
6 kW
4 lbs.
ECB29-6 (19F06)
Terminal Block
ECB29-6CB (19F14)
40A Circuit breaker
1 208 4.5 15,400 4.1 32 - - -
4
35 - - - - - - - - -
220 5.0 17,100 4.1 36 - - - 40 - - - - - - - - -
230 5.5 18,800 4.1 36 - - - 40 - - - - - - - - -
240 6.0 20,500 4.1 36 - - - 40 - - - - - - - - -
8 kW
5 lbs.
ECB29-8 (19F07)
Terminal Block
ECB29-8CB (19F15)
50A Circuit breaker
1 208 6.0 20,500 4.1 41 - - -
4
45 - - - - - - - - -
220 6.7 22,900 4.1 47 - - - 50 - - - - - - - - -
230 7.3 25,100 4.1 47 - - - 50 - - - - - - - - -
240 8.0 27,300 4.1 47 - - - 50 - - - - - - - - -
9 kW
5 lbs.
ECB29-9CB (19F16)
60A Circuit breaker
2 208 6.8 23,100 4.1 46 - - -
4
50 - - - - - - - - -
220 7.6 25,800 4.1 52 - - - 60 - - - - - - - - -
230 8.3 28,200 4.1 52 - - - 60 - - - - - - - - -
240 9.0 30,700 4.1 52 - - - 60 - - - - - - - - -
10 kW
6 lbs.
ECB29-10 (19F08)
Terminal Block
ECB29-10CB (19F18)
60A Circuit breaker
2 208 7.5 25,600 4.1 50 - - -
4
50 - - - - - - - - -
220 8.4 28,700 4.1 57 - - - 60 - - - - - - - - -
230 9.2 31,400 4.1 57 - - - 60 - - - - - - - - -
240 10.0 34,100 4.1 57 - - - 60 - - - - - - - - -
12.5 kW
10 lbs.
ECB29-12.5CB (19F19)
(1) 30A Circuit breaker and
(1) 45A Circuit breaker
2 208 9.4 32,000 4.1 24 38
4
25
4
40 62 70
220 10.5 35,800 4.1 27 43 30 45 70 70
230 11.5 39,200 4.1 27 43 30 45 70 70
240 12.5 42,600 4.1 27 43 30 45 70 70
15 kW
12 lbs.
ECB29-15CB (19F20)
(1) 35A Circuit breaker and
(1) 60A Circuit Breaker
2 208 11.3 38,400 4.1 28 45
4
30
4
45 73 80
220 12.6 43,000 4.1 31 52 35 60 83 90
230 13.8 47,000 4.1 31 52 35 60 83 90
240 15.0 51,200 4.1 31 52 35 60 83 90
20 kW
19 lbs.
ECB29-20CB (19F21)
(1) 60A Circuit breaker and
(1) 60A Circuit Breaker
2 208 15.0 51,200 4.1 46 50
4
50
4
50 96 100
220 16.8 57,300 4.1 52 57 60 60 109 125
230 18.4 62,700 4.1 52 57 60 60 109 125
240 20.0 68,200 4.1 52 57 60 60 109 125
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.
2
Amps shown are for blower motor only.
3
Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F.
4
Bold indicates that the circuit breaker on “CB” circuit breaker models must be replaced with size shown. See table on Page 1.
5
HACR type circuit breaker or fuse.