Lennox ELXA Series Unit Information page 17

OPTIONAL ELECTRIC HEAT DATA - EL180XA
No.
Electric Heat
of
Size
Steps
20 kW 1
1
1
1
30 kW
2
2
1
1
40 kW 2
2
1
1
50 kW 2
2
2
2
Electric heater capacity only - does not include additional blower motor heat capacity.
1
Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F.
2
Volts kW Btuh
1
Input Input Output
208 14.8 50,600
220 16.5 56,500
230 18.1 61,800
240 19.7 67,300
440 16.8 57,500
460 18.4 62,900
480 20 68,300
550 16.8 57,300
575 18.4 62,600
600 20 68,300
208 22.5 76,900
220 25.2 86,100
230 27.5 94,100
240 30 102,500
440 25.2 86,100
460 27.5 94,100
480 30 102,500
550 25.2 86,200
575 27.5 94,200
600 30 102,500
208 29.3 100,000
220 32.8 112,000
230 35.8 122,300
240 39 133,200
440 32.8 112,000
460 35.9 122,400
480 39 133,200
550 33.6 114,800
575 36.7 125,500
600 40 136,600
208 36.1 123,200
220 40.3 137,700
230 44.1 150,600
240 48 163,900
440 42 143,400
460 45.9 156,700
480 50 170,800
550 42 143,500
575 45.9 156,800
600 50 170,800
Total Unit + Electric Heat
2
Minimum Circuit
Ampacity
3 hp 5 hp
65 73
73 81
37 40
29 32
92 99
104 112
52 55
41 44
115 123
131 139
65 69
53 56
114 121
129 137
74 81
62 69
Page 17
Total Unit + Electric Heat
Maximum Overcurrent
Protection
3 hp 5 hp
70 80
80 90
40 40
30 35
100 100
110 125
60 60
45 45
125 125
150 150
70 70
60 60
125 125
150 150
80 90
70 70