Greenheck Fan SWB, SFD manual SFB-20 Belt Drive

Page 21

SFB-20 - Belt Drive

3358

(854) 1478

(378)

2112

(546)

46

(1168)

2412

(622)

2558 (651)

2738 (695)

2334

1578

(603)

(403)

22

 

(559)

 

3618

 

(918)

 

112

 

(38)

 

1912 (495)

35 (889)

 

 

37 (940)

2

(51)

2118

(537)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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D

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Wheel Diameter = 20 (508)

Shaft Diameter = 114 (32) Outlet Area = 2.40 ft2 (0.223 m2) Mounting Hole Size = 5/8 (16) ^Approximate Unit Weight = 405 lb (184 kg)

All dimensions in inches (millimeters)

For additional discharge positions see page 12

^Weight shown is largest cataloged Open Drip Proof motor

cfm

Maximum BHP at given RPM = (RPM/485)3

(Maximum KW at a given RPM = (RPM/535)3)

Maximum RPM = 950 and Minimum RPM = 270 Tip Speed (ft/min.) = RPM x 5.24

SFB-20

 

 

 

 

 

 

 

(Tip Speed (m/s) = RPM x 0.0266)

 

 

 

 

 

 

 

 

 

Maximum Motor Frame Size = 215T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CFM

OV

 

 

 

 

 

Static Pressure in Inches wg

 

 

 

 

 

 

0.25

0.5

0.75

1

 

1.25

1.5

 

1.75

2

 

2.5

2.75

 

 

 

 

 

 

 

 

RPM

320

402

 

 

 

 

 

 

 

 

 

 

 

3275

1362

BHP

0.37

0.53

 

 

 

 

 

 

 

 

 

 

 

 

 

Sones

8.1

9.1

 

 

 

 

 

 

 

 

 

 

 

 

 

RPM

343

420

487

 

 

 

 

 

 

 

 

 

 

3800

1581

BHP

0.51

0.70

0.90

 

 

 

 

 

 

 

 

 

 

 

 

Sones

10.3

10.1

11.3

 

 

 

 

 

 

 

 

 

 

 

 

RPM

369

440

503

561

 

613

 

 

 

 

 

 

 

4325

1799

BHP

0.70

0.90

1.13

1.36

 

1.61

 

 

 

 

 

 

 

 

 

Sones

11.3

11.5

12.6

13.1

 

14.6

 

 

 

 

 

 

 

 

 

RPM

396

462

521

576

 

628

676

 

 

 

 

 

 

4850

2018

BHP

0.92

1.15

1.39

1.64

 

1.91

2.19

 

 

 

 

 

 

 

 

Sones

12.3

13.4

13.7

13.9

 

15.0

16.7

 

 

 

 

 

 

 

 

RPM

424

485

542

594

 

642

689

 

733

 

 

 

 

5375

2236

BHP

1.19

1.45

1.71

1.99

 

2.26

2.56

 

2.87

 

 

 

 

 

 

Sones

14.0

15.4

14.7

14.5

 

15.3

16.9

 

18.6

 

 

 

 

 

 

RPM

454

511

564

614

 

661

704

 

747

788

 

 

 

5900

2455

BHP

1.52

1.80

2.08

2.38

 

2.68

2.98

 

3.30

3.64

 

 

 

 

 

Sones

16.1

16.8

15.5

15.3

 

15.5

17.3

 

19.0

21

 

 

 

 

 

RPM

484

537

587

634

 

679

722

 

762

801

 

877

911

6425

2673

BHP

1.90

2.22

2.52

2.83

 

3.15

3.49

 

3.81

4.15

 

4.89

5.26

 

 

Sones

18.6

18.4

16.8

16.1

 

16.5

18.0

 

19.8

21

 

24

26

 

 

RPM

515

565

612

657

 

700

741

 

780

818

 

890

925

6950

2892

BHP

2.36

2.69

3.02

3.36

 

3.70

4.04

 

4.41

4.76

 

5.51

5.92

 

 

Sones

20

19.8

18.5

17.0

 

18.0

19.3

 

21

22

 

25

26

 

 

RPM

546

593

638

681

 

722

761

 

799

836

 

904

938

7475

3110

BHP

2.88

3.24

3.59

3.95

 

4.30

4.68

 

5.05

5.44

 

6.20

6.61

 

 

Sones

22

21

20

19.2

 

19.5

21

 

22

24

 

27

28

 

 

RPM

578

622

665

705

 

745

782

 

819

854

 

922

 

8000

3329

BHP

3.47

3.86

4.24

4.61

 

5.00

5.38

 

5.79

6.18

 

7.02

 

 

 

Sones

24

23

22

22

 

22

23

 

24

25

 

29

 

 

 

RPM

610

652

692

731

 

769

805

 

840

875

 

940

 

8525

3547

BHP

4.14

4.55

4.96

5.37

 

5.77

6.18

 

6.59

7.02

 

7.89

 

 

 

Sones

26

24

24

24

 

24

25

 

26

28

 

31

 

Performance certified is for installation Type B - Free inlet, Ducted outlet. Power rating (Bhp) does not include transmission losses. Performance ratings do not include the effects of appurtenances (accessories). The AMCA Certified Ratings Seal applies to air performance only.

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Contents Centrifugal Utility Fans Utility Fans Models SFD, SFB and SWBModel Comparison Installation Standard Construction FeaturesSFD Severe Duty Options High Temperature OptionsOptions and Accessories Vibration Isolators Mounting OptionsSelection Engineering DataWheel Diameters Typical InstallationsSFD and SFB Discharge SWB Discharge Model Number Code Fan IdentificationSFD Direct Drive SFB-9 SFB-9 Belt DriveSFB-10 SFB-10 Belt DriveSFB-12 SFB-12 Belt DriveSFB-15 SFB-15 Belt DriveSFB-18 SFB-18 Belt DriveSFB-20 SFB-20 Belt DriveSFB-22 SFB-22 Belt DriveSFB-25 SFB-25 Belt DriveSFB-27 SFB-27 Belt DriveSFB-30 SFB-30 Belt DriveSWB-106 SWB-106 Belt DriveSWB-107 SWB-107 Belt DriveSWB-108 SWB-108 Belt DriveSWB-110 SWB-110 Belt DriveSWB-113 SWB-113 Belt DriveSWB-115 SWB-115 Belt DriveSWB-116 SWB-116 Belt DriveSWB-118 SWB-118 Belt DriveSWB-120 SWB-120 Belt DriveSWB-124 SWB-124 Belt DriveSWB-206 SWB-206 Belt DriveSWB-207 SWB-207 Belt DriveSWB-208 SWB-208 Belt DriveSWB-210 SWB-210 Belt DriveSWB-212 SWB-212 Belt DriveSWB-213 SWB-213 Belt DriveSWB-215 SWB-215 Belt DriveSWB-216 SWB-216 Belt DriveSWB-218 SWB-218 Belt DriveSWB-220 SWB-220 Belt DriveSWB-222 SWB-222 Belt DriveSWB-224 SWB-224 Belt DriveSWB-327 SWB-327 Belt DriveSWB-327-AF SWB-327-AF Belt DriveSWB-330 SWB-330 Belt DriveSWB-330-AF SWB-330-AF Belt DriveSWB-333 SWB-333 Belt DriveSWB-333-AF SWB-333-AF Belt DriveSWB-336 SWB-336- Belt DriveSWB-336-AF SWB-336-AF Belt DriveSWB-340 SWB-340 Belt DriveSWB-340-AF SWB-340-AF Belt DriveSWB-344 SWB-344 Belt DriveSWB-344-AF SWB-344-AF Belt DriveSWB-349 SWB-349 Belt DriveSWB-349-AF SWB-349-AF Belt DriveModel SFD Direct Drive Utility Fans PageSFD andHeaderSFB SpecificationsModel SWB Series 100, 200 and 300 Belt Drive Utility Fans SWB-SpecificationsQuiet dependable operation Other Centrifugal Fan Products

SWB, SFD, SFB specifications

Greenheck Fan’s SFB, SFD, and SWB series represent advanced solutions in ventilation technology, designed to cater to a variety of commercial and industrial applications. Each series brings unique features and optimizations that enhance airflow efficiency and reliability, making them suitable for schools, warehouses, and manufacturing facilities.

The SFB series stands out with its durable construction and high-performance capabilities. These fans are engineered for direct drive applications, offering quieter operation and lower maintenance compared to belt-driven alternatives. The SFB series features efficient backward-inclined airfoil blades, which minimize energy consumption while maximizing airflow. Additionally, they are designed with an innovative airflow path that reduces turbulence and improves overall performance.

In contrast, the SFD series is intended for applications requiring high static pressure capabilities. It incorporates a special housing design that allows for increased efficiency in high-pressure environments. The advanced motor technology in the SFD series contributes to significant energy savings, while the unit's adjustable pitch blades ensure optimal performance across various operating conditions. These fans are particularly popular in commercial kitchen exhaust systems, where effective removal of smoke and odors is critical.

The SWB series, meanwhile, is specifically designed for sidewall applications, making it a versatile option for residential and light commercial use. The SWB fans feature a compact design that facilitates easy installation in tight spaces, and their weather-resistant construction ensures reliable performance even in challenging outdoor conditions. Additionally, these fans utilize energy-efficient motor designs that further contribute to their low operational costs.

All three series prioritize user-friendly operation and maintenance. They are equipped with standard access panels that provide easy interior access for cleaning and servicing, thereby extending the lifespan of the equipment. Greenheck also emphasizes noise reduction in its designs, employing sound-dampening technologies and vibration isolation features to ensure a quieter operation.

In conclusion, Greenheck Fan’s SFB, SFD, and SWB series represent a commitment to innovation in ventilation technology. Their distinctive characteristics, including energy efficiency, durability, and ease of maintenance, make them ideal choices in a wide array of applications, from industrial to residential settings. With ongoing advancements in technology, Greenheck continues to set benchmarks in the industry, ensuring effective air movement solutions that align with modern sustainability demands.