Greenheck Series L Brochure & Specs page 12

Centrifugal roof exhaust fans
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LD/LDP 100-120
Direct Drive
LD Dimensions
30
(762)
1
3
4
22
(44)
(559)
LDP Dimensions
28
(711)
1
3
22
4
(44)
(559)
LD 100 thru LD 120 LDP 100 thru LDP 120
Hood Thickness
Cover Thickness
Louver Thickness
Curb Cap Thickness
Damper Size Square
Roof Opening Square
Weight*
Galvanized, 57
All dimensions are in inches (millimeters). Weight in pounds (kilograms).
*Weight shown is the largest cataloged Open Drip Proof motor. See page 8 for
severe duty LDP dimensions.
Model
Motor
Number
HP
LD/LDP-100-C
1/8
LD/LDP-100-B
1/6
LD/LDP-100-A
1/4
LD/LDP-120-C
1/8
LD/LDP-120-B
1/6
LD/LDP-120-A
1/4
Performance certified is for installation type A: Free inlet, Free outlet. Power rating (Bhp) does not include transmission losses. Performance ratings include the effects of a
birdscreen in the airstream. The sound ratings shown are loudness values in fan sones at 5 feet (1.5 m) in a hemispherical free field calculated per AMCA Standard 301. Values
shown are for installation type A: Free inlet hemispherical sones.
12
27
13
1
(686)
2
(343)
22
(102)
(559)
28
14
(711)
(356)
22
(559)
24 ga
-
-
0.064
(0.029)
-
0.081
(0.036)
0.064
0.064
(0.029)
(0.029)
12
12
(305)
(305)
14
1
14
1
(368)
(368)
2
2
Aluminum, 82
(26)
Fan
RPM
0
0.125
CFM
766
860
BHP
0.022
0.029
Sones
6.3
CFM
1016
1140
BHP
0.051
0.065
Sones
12.0
11.0
CFM
1538
1457
1725
BHP
0.18
0.21
Sones
16.2
14.8
CFM
921
860
BHP
0.03
0.041
Sones
6.6
CFM
1221
1072
1140
BHP
0.071
0.086
Sones
11.9
10.9
CFM
1848
1762
1725
BHP
0.25
0.28
Sones
21
19.6
250
200
18
(457)
150
4
100
50
0
18
1
2
(470)
250
200
150
100
50
0
(37)
CFM / Static Pressure in Inches wg
0.2
0.25
0.375
568
407
0.028
5.3
5.1
879
780
709
493
0.068
0.068
0.066
10.6
10.4
10.4
1399
1360
1256
0.22
0.22
0.23
14.4
14.2
14.3
702
536
0.043
5.3
5.1
960
886
664
0.094
0.096
0.099
10.3
10.0
9.2
1693
1652
1540
0.29
0.29
0.31
19.4
19.3
18.6
Size 100
1.1
1.0
Density 0.075 lb/ft
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
0
200
400
600
800
1000
cfm
0
500
1000
1500
3
m
/hr
Size 120
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0
200
400
600
800
1000 1200 1400 1600
cfm
0
500
1000
1500
2000
3
m
/hr
0.5
0.625
0.75
0.875
1142
1024
891
724
0.24
0.24
0.23
0.23
14.2
14.8
15.3
15.9
1412
1286
1142
979
0.33
0.34
0.35
0.34
18.4
18.2
18.2
18.3
RPM
3
1200
1400
1600
2000
2500
RPM
Density 0.075 lb/ft
3
1800 2000
2500
3000
0.9
678
0.22
16.1
940
0.33
18.3

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