Lennox CBA25UHE Series - Electric Heat Data (CBA25 UHE-030); Electric Heat Capacity and Requirements

Page 10
ELECTRIC HEAT DATA CBA25UHE-030 | SINGLE PHASE
Electric Heat
Model Number
Input
Blower
Motor
Full Load
Amps
2
Minimum
Circuit
Ampacity
3
Maximum
Overcurrent
Protection
Single Point
Power Source
Volt kW
1
Btuh Ckt 1Ckt 2Ckt 1Ckt 2
2
Minimum
Circuit
Ampacity
3
Maximum
Overcurrent
Protection
4 kW ECBA25-4 (19V31)
Terminal Block
ECBA25-4CB (19V32)
30A Circuit Breaker
208 3.0 10,250 4.123- - -
4
25 - - -- - -- - -
220 3.4 11,450 4.124- - -
4
25 - - -- - -- - -
230 3.7 12,550 4.125- - -
4
25 - - -- - -- - -
240 4.0 13,650 4.126- - -30- - -- - -- - -
5 kW ECBA25-5 (16Y36)
Terminal Block
ECBA25-5CB (16Y39)
30A Circuit Breaker
208
3.6 12,300
4.127- - -30- - -- - -- - -
220
4.0 13,800
4.128- - -30- - -- - -- - -
230
4.4 15,000
4.129- - -30- - -- - -- - -
240
4.8 16,400
4.130- - -30- - -- - -- - -
7.5 kW ECBA25-7.5 (16Y37)
Terminal Block
ECBA25-7.5CB (16Y41)
45A Circuit Breaker
208
5.6 19,200
4.139- - -
4
40 - - -- - -- - -
220
6.3 21,500
4.141- - -45- - -- - -- - -
230
6.9 23,500
4.143- - -45- - -- - -- - -
240
7.5 25,600
4.144- - -45- - -- - -- - -
10 kW ECBA25-10 (16Y38)
Terminal Block
ECBA25-10CB (16Y42)
60A Circuit Breaker
208
7.2 24,600
4.148- - -
4
50 - - -- - -- - -
220
8.0 27,500
4.151- - -60- - -- - -- - -
230
8.8 30,000
4.153- - -60- - -- - -- - -
240
9.6 32,700
4.155- - -60- - -- - -- - -
12.5 kW ECBA25-12.5CB (16Y43)
(1) 50A and
(1) 25A Circuit Breaker
208 9.4 32,000 4.14319
4
45
4
20 62 70
220 10.5 35,800 4.14520
4
45
4
20 65 70
230 11.5 39,200 4.1472150256870
240 12.5 42,600 4.1492250257070
15 kW ECBA25-15CB (16Y44)
(1) 60A and
(1) 25A Circuit Breaker
208 10.8 36,900 4.14822
4
50 25 70 70
220 12.1 41,300 4.1512360257480
230 13.2 45,100 4.1532460257780
240 14.4 49,100 4.1552560258080
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
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
HACR type breaker or fuse.
4
Bold indicates that the circuit breaker on “CB” circuit breaker models must be replaced with size shown. See table on page 11.