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Lennox CB19-21 User Manual

Lennox CB19-21
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SPECIFICATIONS — CBH19 HORIZONTAL
Model Number CBH19-21 CBH19-26 CBH19-31 CBH19-41 CBH19-51 CBH19-65
Blower section - - - - - - - - - - - - - - - - B19-51 B19-65
Indoor coil section - - - - - - - - - - - - - - - - CH19-51 CH19-65
Net face area ft.
2
(m
2
) 4.22 (0.39) 4.22 (0.39) 5.27 (0.49) 5.27 (0.49) 7.22 (0.67) 7.22 (0.67)
Tube outside diameter in. (mm) 3/8 (9.5) 3/8 (9.5) 3/8 (9.5) 3/8 (9.5) 3/8 (9.5) 3/8 (9.5)
Evaporator
Number of rows 3 3 3 3 3 3
Coil
Fins per inch (fins per m) 12 (472) 12 (472) 13 (512) 13 (512) 14 (551) 14 (551)
Suct. (vapor) line conn. — in. (mm) sweat 5/8 (16) 5/8 (16) 3/4 (19) 3/4 (19) 7/8 (22.2) 1-1/8 (28)
Liquid line connection in. (mm) flare 3/8 (9.5) 3/8 (9.5) 3/8 (9.5) 3/8 (9.5) 3/8 (9.5) 3/8 (9.5)
Condensate drain connection (mpt) in. (mm) (2) 3/4 (19) (2) 3/4 (19) (2) 3/4 (19) (2) 3/4 (19) (2) 3/4 (19) (2) 3/4 (19)
Nominal cooling capacity tons (kW) 1-1/2 (5.3) 2 (7.0) 2-1/2 (8.8) 3 (10.6) 4 (14.1) 5 (17.6)
Refrigerant HCFC-22
Blower wheel nominal diameter x width in. (mm)
9 x 7
(229 x 178)
9 x 8
(229 x 203)
10 x 7
(254 x 178)
10 x 9
(254 x 229)
11 x 8
(279 x 203)
12 x 9
(317 x 229)
Blower motor output hp (W) 1/10 (75) 1/5 (149) 1/3 (149) 1/3 (249) 1/3 (249) 1/2 (373)
{{N b a d i f filt
in. (1) 16 x 20 x 1 (1) 20 x 20 x 1 (1) 20 x 25 x 1
{{N
um
b
er an
d
s
i
ze o
f
fil
ters
mm (1) 406 x 508 x 25 (1) 508 x 508 x 25 (1) 508 x 635 x 25
Electrical characteristics 208/230v — 60 hz 1 ph 208/230/460v 60 hz 1 ph
Shipping weight
Complete unit 149 (68) 149 (68) 176 (80) 178 (81) 240 (109) 242 (109)
Shi
pp
i
ng we
i
g
ht
lbs. (kg)
Blower section - - - - - - - - - - - - - - - - 118 (54) 120 (54)
lbs
.
(kg)
Coil section - - - - - - - - - - - - - - - - 122 (55) 122 (55)
Number of packages in shipment
1 1 1 1 2 2
b Optional Accessories (Must Be Ordered Extra) b
ECB19 2 5
*Output — Btuh (kW) 9,000 (2.6) 9,500 (2.8) - - - - - - - - - - - - - - - -
ECB19-2.5
{A.F.U.E. 99.8% 99.8% - - - - - - - - - - - - - - - -
ECB19 5
*Output — Btuh (kW) 18,000 (5.3) 18,000 (5.3) 18,000 (5.3) 18,000 (5.3) 19,000 (5.6) - - - -
ECB19
-
5
{A.F.U.E. 99.7% 99.7% 99.9% 100% 100% - - - -
ECB19 6
*Output — Btuh (kW) 21,000 (6.2) 22,000 (6.4) 22,000 (6.4) 22,000 (6.4) 23,000 (6.7) - - - -
ECB19
-
6
{A.F.U.E. 99.7% 99.7% 99.9% 100% 100% - - - -
ECB19 7
*Output — Btuh (kW) 25,000 (7.3) 25,000 (7.3) 25,000 (7.3) 25,000 (7.3) 26,000 (7.6) - - - -
ECB19
-
7
{A.F.U.E. 99.7% 99.7% 99.9% 100% 100% - - - -
ECB19 8
*Output — Btuh (kW) 28,000 (8.2) 28,000 (8.2) 29,000 (8.5) 29,000 (8.5) 29,000 (8.5) 30,000 (8.8)
El t i
ECB19
-
8
{A.F.U.E. 99.7% 99.7% 99.8% 100% 100% 100%
Electric
Heat
ECB19 10
*Output — Btuh (kW) 35,000 (10.3) 35,000 (10.3) 35,000 (10.3) 35,000 (10.3) 36,000 (10.5) 37,000 (10.8)
Heat
Ca
p
acit
y
ECB19
-
10
{A.F.U.E. 99.7% 99.7% 99.8% 99.9% 100% 100%
Capacity
ECB19 12 5
*Output — Btuh (kW) - - - - 44,000 (12.9) 44,000 (12.9) 44,000 (12.9) 45,000 (13.2) 46,000 (13.5)
ECB19
-
12
.
5
{A.F.U.E. - - - - 99.5% 99.7% 99.9% 100% 100%
ECB19 15
*Output — Btuh (kW) - - - - 52,000 (15.2) 52,000 (15.2) 53,000 (15.5) 53,000 (15.5) 54,000 (15.8)
ECB19
-
15
{A.F.U.E. - - - - 99.5% 99.7% 99.9% 100% 100%
ECB19 20
*Output — Btuh (kW) - - - - - - - - - - - - 70,000 (20.5) 70,000 (20.5) 71,000 (20.8)
ECB19
-
20
{A.F.U.E. - - - - - - - - - - - - 99.8% 99.8% 100%
ECB19 25
*Output — Btuh (kW) - - - - - - - - - - - - - - - - 87,000 (25.5) 88,000 (25.8)
ECB19
-
25
{A.F.U.E. - - - - - - - - - - - - - - - - 99.8% 99.9%
ECB19 30
*Output — Btuh (kW) - - - - - - - - - - - - - - - - - - - - 105,000 (30.8)
ECB19
-
30
{A.F.U.E. - - - - - - - - - - - - - - - - - - - - 99.9%
{Annual Fuel Utilization Efficiency based on U.S. DOE test procedures and according to FTC labeling regulations
{{Filters are not furnished and must be ordered extra.
*Includes additional blower motor heat capacity.
BLOWER DATA
UP-FLOW SIDE RETURN AIR FILTER ADAPTOR RESISTANCE
Air Volume Filter Resistance
cfm L/s in. wg. Pa
400 190 .01 2
600 285 .02 5
800 380 .03 7
1000 470 .05 12
1200 565 .08 20
1400 660 .08 20
1600 755 .08 20
1800 850 .09 22
2000 945 .09 22
2200 1040 .10 25
2400 1135 .10 25
—4—

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Lennox CB19-21 Specifications

General IconGeneral
BrandLennox
ModelCB19-21
CategoryAir Handlers
LanguageEnglish

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