Lennox CBX40UHV Series User Manual

Page 29
CBX40UHV
ELECTRIC HEAT DATA - CBX40UHV-036 (Continued)
THREE PHASE ELECTRIC HEAT CBX40UHV-036
Model Number
No.
of
Stages
Volts
Input
kW
Input
1
Btuh
Input
2
Blower
Motor Full
Load Amps
3
Minimum
Circuit
Ampacity
5
Maximum
Overcurrent
Protection
20 kW
19 lbs.
ECB40-20CB (35W01)
(2) 35A Circuit breaker
2
208 15.0 51,200 5.6 33 26 35
4
30
220 16.8 57,300 5.6 35 28 35
4
30
230 18.4 62,700 5.6 36 29
4
40
4
30
240 20.0 68,200 5.6 37 30
4
40 35
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 text indicates that the circuit breaker on “CB” circuit breaker models must be replaced with size noted. See Table on Page 6.
5
HACR type circuit breaker or fuse.
ELECTRIC HEAT DATA - CBX40UHV-042, CBX40UHV-048, AND CBX40UHV-060
SINGLE PHASE ELECTRIC HEAT CBX40UHV-042, CBX40UHV-048 and CBX40UHV-060
Model Number
No. of
Stages
Volts
Input
kW
Input
1
Btuh
Input
2
Blower
Motor Full
Load
Amps
3
Minimum
Circuit Ampacity
5
Maximum
Overcurrent Protection
Circuit
1
Circuit
2
Circuit
3
Circuit
1
Circuit
2
Circuit
3
4 kW
4 lbs.
ECB40-4 (55W89)
Terminal Block
ECB40-4CB (55W90)
35A Circuit breaker
1 208 3.0 10,250 7.4 27 - - - - - -
4
30 - - - - - -
5 kW
4 lbs.
ECB40-5 (34W87)
Terminal Block
ECB40-5CB (34W90)
35A Circuit breaker
1 208 3.8 12,800 7.4 32 - - - - - - 35 - - - - - -
6 kW
4 lbs.
ECB40-6 (34W88)
Terminal Block
ECB40-6CB (34W91)
40A Circuit breaker
1 208 4.5 15,400 7.4 37 - - - - - - 40 - - - - - -
8 kW
5 lbs.
ECB40-8 (34W89)
Terminal Block
ECB40-8CB (34W92)
50A Circuit breaker
1 208 6.0 20,500 7.4 46 - - - - - - 50 - - - - - -
9 kW
5 lbs.
ECB40-9CB (34W93)
60A Circuit breaker
2 208 6.8 23,100 7.4 51 - - - - - - 60 - - - - - -
12.5 kW
10 lbs.
ECB40-12.5CB (34W94)
(1) 30A & (1) 45A Circuit
breaker
2 208 9.4 32,000 7.4 29 38 - - - 30
4
40 - - -
15 kW
12 lbs.
ECB40-15CB (34W95)
(1) 35A & (1) 60A Circuit
breaker
2 208 11.3 38,400 7.4 32 45 - - - 35
4
45 - - -
20 kW
19 lbs.
ECB40-20CB (34W96)
(2) 60A Circuit breaker
2 208 15.0 51,200 7.4 50 50 - - -
4
50
4
50 - - -
25 kW
19 lbs.
ECB40-25CB (34W97)
(1) 60A & (2) 45A Circuit
breaker
3 208 18.8 64,100 7.4 47 38 38
4
50
4
40
4
40

Lennox CBX40UHV Series Specifications

General

Brand	Lennox
Model	CBX40UHV Series
Category	Air Handlers
Language	English