Blower Data - Lennox LGH Series Unit Information

BLOWER DATA

FACTORY INSTALLED BELT DRIVE KIT SPECIFICATIONS
Motor Efficiency
Standard or High
Standard or High
Standard
Standard
High
High
Standard
Standard
Standard
Standard
Standard
Standard
Standard
Standard
Standard
NOTE - Using total air volume and system static pressure requirements determine from blower performance tables rpm and motor output required. Maximum usable
output of motors furnished are shown. In Canada, nominal motor output is also maximum usable motor output. If motors of comparable output are used, be sure to keep
within the service factor limitations outlined on the motor nameplate.
NOTE – Units equipped with MSAV
FACTORY INSTALLED OPTIONS/FIELD INSTALLED ACCESSORY AIR RESISTANCE
Wet Indoor Coil
Air
210H,
Volume 156H,
240H,
cfm 180H
300S
in. w.g. in. w.g.
2750 .01 .02
3000 .01 .02
3250 .01 .03
3500 .01 .03
3750 .01 .03
4000 .02 .04
4250 .02 .04
4500 .02 .05
4750 .02 .05
5000 .02 .05
5250 .02 .06
5500 .02 .07
5750 .03 .07
6000 .03 .08
6250 .03 .08
6500 .03 .09
6750 .04 .10
7000 .04 .10
7250 .04 .11
7500 .05 .12
8000 .05 .13
8500 .06 .15
9000 .07 .16
9500 .08 .18
10,000 .08 .20
10,500 .09 .22
11,000 .11 .24
Nominal
hp
2
2
3
3
3
3
5
5
5
7.5
7.5
7.5
10
10
10
(Multi-Stage Air Volume) option are limited to a motor service factor of 1.0.
®
Gas Heat Exchanger
Humiditrol®
Condenser
Reheat
Low/Standard
Coil
Heat
in. w.g. in. w.g.
.01 .02
.01 .03
.01 .03
.02 .03
.02 .04
.02 .04
.02 .04
.02 .05
.02 .05
.02 .05
.03 .06
.03 .06
.03 .06
.03 .07
.03 .07
.04 .08
.04 .08
.04 .09
.04 .09
.05 .10
.05 .11
.05 .12
.06 .13
.07 .14
.07 .16
.08 .17
.08 .18
Maximum Drive Kit Number
hp
2.30
2.30
3.45
3.45
3.45
3.45
5.75
5.75
5.75
8.63
8.63
8.63
11.50
11.50
11.50
Economizer
Medium High
Heat Heat
in. w.g. in. w.g. in. w.g.
.04 .05
.04 .05
.05 .06
.05 .06
.06 .07
.06 .07
.06 .08
.07 .09
.08 .10
.09 .11
.10 .12
.10 .13
.11 .14
.12 .15
.12 .16
.13 .17
.14 .18
.15 .19
.16 .20
.17 .21
.19 .24
.20 .26
.23 .29
.25 .32
.27 .35
.30 .38
.31 .40
Page 16
1
2
1
2
3
4
3
4
5
6
7
8
7
10
11
Filters
MERV 8 MERV 13 in. w.g. in. w.g.
- - - .01 .03
- - - .01 .03
- - - .01 .04
- - - .01 .04
- - - .01 .04
- - - .01 .04
- - - .01 .05
- - - .01 .05
- - - .02 .05
- - - .02 .06
- - - .02 .06
- - - .02 .06
- - - .02 .07
- - - .03 .07
.01 .03 .07
.02 .03 .08
.03 .03 .08
.04 .04 .08
.05 .04 .09
.06 .04 .09
.09 .05 .10
.11 .05 .10
.14 .06 .11
.16 .07 .12
.19 .07 .12
.22 .08 .13
.25 .09 .14
RPM Range
535 - 725
710 - 965
535 - 725
710 - 965
685 - 856
850 - 1045
685 - 856
850 - 1045
945 - 1185
850 - 1045
945 - 1185
1045 - 1285
945 - 1185
1045 - 1285
1135 - 1365
Horizontal
Roof Curb
156H
thru 300S
240H
.03 -
.04 -
.04 .01
.05 .01
.05 .01
.06 .02
.07 .02
.07 .02
.08 .03
.08 .03
.09 .04
.10 .04
.11 .05
.11 .06
.12 .07
.13 .08
.14 .08
.15 .09
.16 .10
.17 .11
.19 .13
.21 .15
.24 .17
.26 .19
.29 .21
.31 .24
.34 .27