Greenheck Fan Official Manual for Greenheck LBP Ventilation Hoods

Page 20

LB/LBP 42

Belt Drive

LB Dimensions

1.6

7058

(1794)

134

52

(44)

(1321)

3312

75

 

 

 

(1905)

 

 

 

(851)

 

 

 

 

 

 

 

3738

Pa

 

 

1112

PressureStatic

 

 

(949)

 

52

(292)

 

 

 

(1321)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

hp

 

 

 

 

RPM

 

 

1.4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

HP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V

 

 

 

 

 

 

 

 

 

 

 

3

hp

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U

R

 

Density 0.075 lb/ft3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

300

 

1.2

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

hp

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

wg

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

M

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

 

 

 

 

 

 

 

 

in.

1.0

 

1

1/2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

Y

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pressure

 

 

 

hp

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I

 

 

 

 

 

 

 

 

 

515

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

200

0.8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F

T

H

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3/4

hp

 

 

 

 

 

 

 

 

 

 

 

 

 

F T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

450

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Static

0.6

hp

 

 

 

 

 

 

 

 

 

 

E

L

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1/2

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

385

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

hp

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

100

0.4

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

320

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.2

 

 

 

S

 

 

 

 

 

 

 

 

 

 

255

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N

 

 

 

 

190

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

 

0.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LBP Dimensions

0

2

4

6

8

10

12

14

16

18

20

22

24

 

 

 

 

 

cfm X 1000

 

 

 

 

 

58

(1473)

134

52

(44)

(1321)

7012

29(1791)

(737)

3814

(972)

52

(1321)

0

10

20

30

40

m3/hr X 1000

 

LB-42

LBP-42

Hood Thickness

0.064 (0.029)

-

Cover Thickness

-

0.064 (0.029)

Louver Thickness

-

0.081 (0.036)

Curb Cap Thickness

0.064 (0.029)

0.064 (0.029)

Damper Size Square

42 (1067)

42 (1067)

Roof Opening Square

4412 (1130)

4412 (1130)

Weight*

Galvanized,

Aluminum,

396 (180)

530 (240)

 

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 LBP dimensions.

Model

Motor

Fan

 

 

 

 

CFM / Static Pressure in Inches wg

 

 

 

 

Number

HP

RPM

 

0

0.125

0.25

0.375

0.5

 

0.625

0.75

0.875

1

1.25

 

 

 

CFM

8328

6455

 

 

 

 

 

 

 

 

 

 

 

 

190

 

 

 

MAX. BHP AT A GIVEN RPM - (rpm/301)3

 

 

 

BHP

0.21

0.25

 

 

 

 

 

 

 

 

 

 

 

 

 

MAXIMUM FRPM = 515

 

 

 

LB/LBP-42-5

1/2

 

Sones

5.2

4.3

 

 

 

 

 

 

 

 

 

 

TIP SPEED = rpm x 11.061

 

 

 

 

CFM

10827

9583

7772

 

 

 

 

 

 

 

 

 

 

MAX. MOTOR FRAME SIZE = 184T

 

 

 

 

247

BHP

0.47

0.53

0.55

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Sones

6.9

6.0

5.5

 

 

 

 

 

 

 

 

 

 

 

 

CFM

12405

11362

9965

7932

 

 

 

 

 

 

 

 

LB/LBP-42-7

3/4

283

BHP

0.71

0.78

0.83

0.81

 

 

 

 

 

 

 

 

 

 

 

Sones

8.3

7.6

7.1

6.5

 

 

 

 

 

 

 

 

 

 

 

CFM

13632

12718

11521

10057

 

 

 

 

 

 

 

 

LB/LBP-42-10

1

311

BHP

0.94

1.02

1.08

1.1

 

 

 

 

 

 

 

 

 

 

 

Sones

9.8

9.3

8.7

8.3

 

 

 

 

 

 

 

 

 

 

 

CFM

14640

13812

12766

11480

9795

 

 

 

 

 

 

 

 

 

334

BHP

1.17

1.25

1.33

1.37

1.35

 

 

 

 

 

 

 

LB/LBP-42-15

112

 

Sones

11.5

11.0

10.4

9.8

9.2

 

 

 

 

 

 

 

 

CFM

15605

14828

13887

12733

11417

 

9401

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

356

BHP

1.41

1.5

1.58

1.64

1.66

 

1.59

 

 

 

 

 

 

 

 

Sones

13.2

12.7

12.1

11.5

10.8

 

10.3

 

 

 

 

 

 

 

 

CFM

17183

16477

15667

14715

13626

 

12382

10481

 

 

 

 

LB/LBP-42-20

2

392

BHP

1.89

1.98

2.08

2.16

2.21

 

2.21

2.13

 

 

 

 

 

 

 

Sones

16.1

15.5

14.9

14.3

13.7

 

13.2

12.9

 

 

 

 

 

 

 

CFM

18410

17751

17030

16205

15201

 

14135

12945

11013

 

 

 

 

 

420

BHP

2.32

2.42

2.52

2.62

2.68

 

2.72

2.72

2.61

 

 

 

LB/LBP-42-30

3

 

Sones

18.6

18.0

17.3

16.6

16.1

 

15.4

15.3

15.2

 

 

 

 

CFM

19637

19020

18378

17605

16740

 

15786

14735

13494

 

 

 

 

 

 

 

 

 

 

 

 

448

BHP

2.82

2.93

3.04

3.14

3.22

 

3.28

3.3

3.28

 

 

 

 

 

 

Sones

22

21

20

19.4

18.8

 

18.1

17.5

17.6

 

 

 

 

 

 

CFM

21128

20554

19980

19281

18562

 

17683

16796

15798

14692

 

 

 

 

482

BHP

3.51

3.63

3.74

3.86

3.97

 

4.04

4.1

4.11

4.09

 

 

LB/LBP-42-50

5

 

Sones

23

23

22

22

21

 

20

19.3

18.7

18.5

 

 

 

CFM

22574

22037

21500

20887

20214

 

19480

18651

17822

16871

14331

 

 

 

 

 

 

515

BHP

4.28

4.41

4.53

4.65

4.77

 

4.87

4.94

5.01

5.01

4.88

 

 

 

Sones

25

24

24

24

23

 

22

21

21

20

19.3

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.

20

Image 20
Contents Centrifugal Roof Exhaust Fans Series L Centrifugal Roof Exhaust FansUnique Construction Features Fabra Hood StyleLB/LD Fabra Hood Style LBP/LDP Louvered Penthouse Style Standard Installation Options and Accessories Severe Duty Installation Severe Duty OptionSevere Duty Dimensions Model Number Code LB 30Concrete SteelLD Dimensions LDP DimensionsLD/LDP LD 60 thru LD LDP 60 thru LDPLD 80 thru LD LDP 80 thru LDP LD 100 thru LD LDP 100 thru LDP LB-10 LBP-10 LB DimensionsLBP Dimensions LB-14 LBP-14 LB-18 LBP-18 LB-21 LBP-21 LB-24 LBP-24 LB-30 LBP-30 LB-36 LBP-36 LB-42 LBP-42 LB-48 LBP-48 LB-54 LBP-54 Specifications Direct Drive SpecificationsOther Exhaust Fans Quiet dependable operation

Series L specifications

Greenheck Fan Series L represents a significant advancement in the world of ventilation and air movement solutions. Known for its exceptional performance and energy efficiency, this series is designed to accommodate various applications, making it a versatile choice for engineers and facility managers alike.

One of the standout features of the Greenheck Fan Series L is its fan design, which has been optimized to deliver maximum airflow with minimal energy consumption. The series utilizes a direct drive motor, which reduces mechanical losses and enhances reliability. This design not only provides significant savings on operating costs but also minimizes maintenance requirements, allowing for longer periods of uninterrupted service.

Additionally, the Series L incorporates advanced aerodynamic technology, ensuring that the fans can operate efficiently even in challenging conditions. The carefully engineered blades and housing contribute to reduced noise levels, making them ideal for environments that prioritize acoustical comfort, such as schools, hospitals, and office buildings.

The Greenheck Fan Series L also offers a range of motor options to suit various operational needs. Customers can choose from premium efficiency motors that meet or exceed energy efficiency standards, further enhancing the sustainability of their ventilation solutions. Voltage and phase options are available to accommodate standard power systems in commercial and industrial settings.

In terms of customization, the Series L boasts multiple configurations, including different sizes and airflow capacities, enabling it to meet the specific requirements of diverse applications. Whether it's for light-duty or heavy-duty use, the series can be tailored to provide the right amount of airflow, ensuring optimal indoor air quality and comfort.

Furthermore, the integration of intelligent controls in the Series L allows for seamless connectivity and monitoring, enabling facility managers to optimize performance and adjust settings remotely. This feature is particularly beneficial in modern smart building applications, where energy efficiency and real-time data management are paramount.

In summary, the Greenheck Fan Series L combines innovative design, robust performance, and advanced technologies to offer an unmatched solution for effective air movement. With its emphasis on energy efficiency, customization, and smart controls, this series stands as a testament to Greenheck's commitment to providing high-quality ventilation solutions that meet the evolving needs of its clients across various industries.