Lennox CB19-21 User Manual

ELECTRIC HEAT DATA — CB19/CBH19-51
Blower Coil
Unit
Electric Heat
Model Number
Number of
&
Volts kW **Btuh
DBlower
*Minimum Circuit Ampacity
Unit
Model Number
Model
Number
& Shipping Weight
Steps & Phase Input Input Input
Amps
Circuit 1 Circuit 2 Circuit 3
ECB19 5
208 3.8 12,800 3.0 25.7 - - - - - - - -
ECB19-5
(69G87)
1 ste
p
220 4.2 14,300 3.0 26.9 - - - - - - - -
(69G87)
4 lbs.
(
2 k
g)
1
step
1 phase
230 4.6 15,700 3.0 28.0 - - - - - - - -
4
lbs.
(2
kg)
240 5.0 17,100 3.0 29.0 - - - - - - - -
ECB19 6
208 4.5 15,400 3.0 30.2 - - - - - - - -
ECB19-6
(69G88)
2 ste
p
s
220 5.0 17,100 3.0 31.4 - - - - - - - -
(69G88)
5 lbs.
(
2 k
g)
2
steps
1 phase
230 5.5 18,800 3.0 33.0 - - - - - - - -
5
lbs.
(2
kg)
240 6.0 20,500 3.0 34.3 - - - - - - - -
ECB19 7
208 5.3 17,900 3.0 34.7 - - - - - - - -
ECB19-7
(69G89)
2 ste
p
s
220 5.9 20,100 3.0 36.6 - - - - - - - -
(69G89)
5 lbs.
(
2 k
g)
2
steps
1 phase
230 6.4 21,900 3.0 37.9 - - - - - - - -
5
lbs.
(2
kg)
240 7.0 23,900 3.0 39.5 - - - - - - - -
E
C
B1
9
-7
3 steps
440 5.9 20,100 3.0 11.3 - - - - - - - -
ECB19 7
(70G03)
12 lb (5 k )
3
steps
3 phase
460 6.4 21,900 3.0 11.7 - - - - - - - -
12
lb
s.
(5
k
g
)
3
phase
480 7.0 25,900 3.0 12.2 - - - - - - - -
ECB19 7 5
208 5.6 19,200 3.0 22.5 - - - - - - - -
ECB19-7.5
(69G98)
3 ste
p
s
220 6.3 21,500 3.0 23.7 - - - - - - - -
(69G98)
6 lbs.
(
3 k
g)
3
steps
3 phase
230 6.9 23,500 3.0 24.7 - - - - - - - -
6
lbs.
(3
kg)
240 7.5 25,600 3.0 25.5 - - - - - - - -
ECB19 8
208 6.0 20,500 3.0 39.2 - - - - - - - -
ECB19-8
(69G90)
2 ste
p
s
220 6.7 22,900 3.0 41.1 - - - - - - - -
(69G90)
5 lbs.
(
2 k
g)
2
steps
1 phase
230 7.3 25,100 3.0 42.9 - - - - - - - -
5
lbs.
(2
kg)
240 8.0 27,300 3.0 44.7 - - - - - - - -
ECB19 10
208 7.5 25,600 3.0 48.0 - - - - - - - -
ECB19-10
(69G91)
2 ste
p
s
220 8.4 28,700 3.0 50.8 - - - - - - - -
(69G91)
5 lbs.
(
2 k
g)
2
steps
1 phase
230 9.2 31,400 3.0 52.9 - - - - - - - -
5
lbs.
(2
kg)
240 10.0 34,100 3.0 55.2 - - - - - - - -
ECB19 10
208 7.5 25,600 3.0 29.0 - - - - - - - -
ECB19-10
(69G99)
3 ste
p
s
220 8.4 28,700 3.0 30.6 - - - - - - - -
(69G99)
6 lbs.
(
3 k
g)
3
steps
3 phase
230 9.2 31,400 3.0 31.9 - - - - - - - -
6
lbs.
(3
kg)
240 10.0 34,100 3.0 33.2 - - - - - - - -
CB19-51
ECB1
9
-10
3 steps
440 8.4 28,700 2.0 15.4 - - - - - - - -
CB19 51
CBH19-51
ECB19 10
(70G04)
12 lb (5 k )
3
steps
3 phase
460 9.2 31,400 2.0 16.1 - - - - - - - -
12
lb
s.
(5
k
g
)
3
phase
480 10.0 34,100 2.0 16.7 - - - - - - - -
ECB19 12 5
208 9.4 32,000 3.0 40.7 18.9 - - - -
ECB19-12.5
(68G92)
3 ste
p
s
220 10.5 35,800 3.0 42.8 19.9 - - - -
(68G92)
10 lbs.
(
5 k
g)
3
steps
1 phase
230 11.5 39,200 3.0 44.7 20.8 - - - -
10
lbs.
(5
kg)
240 12.5 42,600 3.0 46.4 21.8 - - - -
ECB19 15
208 11.3 38,400 3.0 48.2 22.7 - - - -
ECB19-15
(69G93)
3 ste
p
s
220 12.6 43,000 3.0 50.8 23.9 - - - -
(69G93)
10 lbs.
(
5 k
g)
3
steps
1 phase
230 13.5 47,000 3.0 52.9 25.0 - - - -
10
lbs.
(5
kg)
240 15.0 51,200 3.0 55.2 26.0 - - - -
ECB19 15
208 11.3 38,400 2.0 42.2 - - - - - - - -
ECB19-15
(70G00)
3 ste
p
s
220 12.6 43,000 2.0 44.3 - - - - - - - -
(70G00)
9 lbs.
(
4 k
g)
3
steps
3 phase
230 13.5 47,000 2.0 46.3 - - - - - - - -
9
lbs.
(4
kg)
240 15.0 51,200 2.0 48.2 - - - - - - - -
E
C
B1
9
-1
5
3 steps
440 12.6 43,000 2.0 22.3 - - - - - - - -
ECB19 15
(70G05)
12 lb (5 k )
3
steps
3 phase
460 13.8 47,000 2.0 23.3 - - - - - - - -
12
lb
s.
(5
k
g
)
3
phase
480 15.0 51,200 2.0 24.2 - - - - - - - -
ECB19 20
208 15.0 51,200 3.0 48.0 45.0 - - - -
ECB19-20
(69G94)
4 ste
p
s
220 16.8 57,300 3.0 50.8 47.8 - - - -
(69G94)
14 lbs.
(
6 k
g)
4
steps
1 phase
230 18.4 62,700 3.0 52.9 49.9 - - - -
14
lbs.
(6
kg)
240 20.0 68,200 3.0 55.2 52.2 - - - -
ECB19 20
208 15.0 51,200 2.0 29.0 26.0 - - - -
ECB19-20
(70G01)
6 ste
p
s
220 16.8 57,300 2.0 30.6 27.6 - - - -
(70G01)
19 lbs.
(
9 k
g)
6
steps
3 phase
230 18.4 62,700 2.0 31.9 28.9 - - - -
19
lbs.
(9
kg)
240 20.0 68,200 2.0 33.2 30.2 - - - -
ECB1
9
-20
6 steps
440 16.8 57,300 2.0 29.2 - - - - - - - -
ECB19 20
(70G06)
18 lb (8 k )
6
steps
3 phase
460 18.4 62,700 2.0 30.5 - - - - - - - -
18
lb
s.
(8
k
g
)
3
phase
480 20.0 68,200 2.0 31.7 - - - - - - - -
ECB19 25
208 18.8 64,100 2.0 48.0 45.0 22.7
ECB19-25
(69G95)
5 ste
p
s
220 21.0 71,700 2.0 50.8 47.8 23.9
(69G95)
18 lbs.
(
8 k
g)
5
steps
1 phase
230 23.0 78,300 2.0 52.9 49.9 25.0
18
lbs.
(8
kg)
240 25.0 85,300 2.0 55.2 52.2 26.0
*Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements. Use wires suitable for at least 167°F (75_C).
**Electric heater capacity only — does not include additional blower motor heat capacity.
DMinimum circuit ampacity for blower motor only.
—8—

Lennox CB19-21 Specifications

General

Brand	Lennox
Model	CB19-21
Category	Air Handlers
Language	English