Greenheck Fan SQ/BSQ manual BSQ 300 Belt Drive, 855 967, 735 615 495 375, 300HP

Page 41

BSQ 300 - Belt Drive

*34 *22

(864)

(559)

11⁄2 (38)

*18

(457)

417⁄8

(1064)

46

(1168)

46

38

(1168) (965)

Static Pressure Pa

700

600

500

400

300

200

100

0

 

3.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

 

RPM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V

 

HP

 

 

2.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Density 0.075 lb/ft3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

C

7

 

 

 

 

 

 

 

3

 

 

 

 

 

 

 

M

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

hp

1/2

 

 

 

 

 

 

 

hp

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

wg

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

hp

 

 

 

2.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Y

 

 

 

 

in.

 

2

 

 

 

 

 

 

 

 

 

 

 

 

S

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

 

 

 

 

 

1/2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

hp

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I

 

 

 

 

Pressure

 

 

hp

 

 

 

 

 

 

 

 

 

 

 

 

H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

hp

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F

 

855

967

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

Static

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

L

 

 

 

 

 

1.0

 

 

 

 

 

 

 

 

 

 

 

T

H

 

 

 

 

 

 

3/4

 

 

 

 

 

 

 

O

 

 

 

735

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

hp

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

 

615

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

0.5

 

 

 

 

 

L

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

E

 

 

 

 

 

 

 

495

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

375

 

 

 

 

 

 

 

 

N

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.00

D

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

 

 

 

 

10

15

20

25

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

cfm X 1000

 

 

0

10

20

30

40

Damper size = 42 x 42 (1067 x 1067) Unit weight** = 537 (244)

Housing thickness = 16 ga

m3/hr X 1000

Dimensions shown in inches (millimeters) and weight is shown in pounds (kilograms). *Motor cover is optional. Size may be greater depending on motor.

**Weight shown is largest cataloged Open Drip Proof motor.

Model

Motor

Fan

Number

HP

RPM

 

 

 

CFM / Static Pressure in Inches wg

0.125

0.250

0.500

0.75

1.000

1.250

1.500

1.750

2.000

2.250

300HP

300-7

3/4

 

CFM

6897

6141

 

 

 

 

 

 

 

 

 

410

BHP

0.57

0.60

 

 

 

 

 

Sones

10.4

10.3

 

 

 

 

 

CFM

7693

7033

4827

 

 

 

449

BHP

0.75

0.78

0.73

 

 

 

 

Sones

12.2

11.6

10.5

 

 

 

 

 

 

 

MAX Bhp AT A GIVEN RPM = (rpm/486)3

MAXIMUM RPM = 967

TIP SPEED (ft/min) = rpm x 7.984

MAX NEMA MOTOR FRAME SIZE = 215T OUTLET VELOCITY (ft/min) = 0.0826 x cfm

 

 

 

CFM

8598

7982

6450

 

 

 

 

 

 

 

300-10

1

494

BHP

0.99

1.02

1.04

 

 

 

 

 

 

 

 

 

 

Sones

14.7

13.8

12.0

 

 

 

 

 

 

 

 

 

 

CFM

10022

9469

8363

6662

 

 

 

 

 

 

300-15

11⁄2

566

BHP

1.48

1.51

1.57

1.52

 

 

 

 

 

 

 

 

 

Sones

17.2

16.6

15.1

13.5

 

 

 

 

 

 

 

 

 

CFM

11129

10636

9676

8418

 

 

 

 

 

 

300-20

2

623

BHP

1.96

2.00

2.08

2.09

 

 

 

 

 

 

 

 

 

Sones

19.3

19.0

17.7

16.3

 

 

 

 

 

 

 

 

 

CFM

11997

11546

10647

9617

8157

 

 

 

 

 

 

 

668

BHP

2.40

2.46

2.54

2.59

2.52

 

 

 

 

 

300-30

3

 

Sones

21

21

19.8

18.5

17.2

 

 

 

 

 

 

CFM

12862

12446

11588

10703

9547

7803

 

 

 

 

 

 

 

 

 

 

 

 

 

713

BHP

2.91

2.97

3.06

3.13

3.13

2.95

 

 

 

 

 

 

 

Sones

23

23

22

21

19.8

18.5

 

 

 

 

 

 

 

CFM

13704

13321

12496

11714

10727

9442

 

 

 

 

 

 

757

BHP

3.47

3.55

3.64

3.73

3.76

3.68

 

 

 

 

300-50

5

 

Sones

25

25

24

23

22

21

 

 

 

 

 

CFM

15380

15041

14307

13604

12860

11957

10839

9309

 

 

 

 

 

 

 

 

 

845

BHP

4.80

4.90

5.01

5.12

5.20

5.23

5.16

4.93

 

 

 

 

 

Sones

27

27

28

27

26

25

24

23

 

 

 

 

 

CFM

16538

16221

15548

14870

14237

13481

12576

11497

10099

 

 

 

906

BHP

5.91

6.00

6.14

6.25

6.37

6.44

6.44

6.34

6.10

 

300-75

71⁄2

 

Sones

30

30

31

30

29

29

27

26

26

 

 

CFM

17693

17396

16776

16124

15526

14888

14171

13273

12242

11047

 

 

 

 

 

967

BHP

7.17

7.27

7.44

7.55

7.67

7.78

7.85

7.82

7.71

7.50

 

 

 

Sones

33

33

34

34

33

33

32

30

29

28

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 sound ratings shown are loudness values in fan sones at 1.5 m (5 feet) in a hemispherical free field calculated per AMCA International Standard 301. Values shown are for installation type B: free inlet hemispherical sone levels.

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Contents Centrifugal Inline Fans Models SQ and BSQ Table of ContentsModel Comparison Standard Construction Features Drive Frame Vari-GreenOptions FeaturesBenefits Vari-Green AdvantagesTime of Day Demand Control Ventilation for Multistory BuildingsOptions and Accessories Model SQ Model Model BSQ Model Selection ProcedureFilter Options Discharge Configuration Discharge ConfigurationsSide Discharge BSQ ModelSQ-BSQ 243⁄4SQ-BSQ 13⁄8 51⁄2 63⁄4 25⁄8 Base Mount or Hanging IsolatorsModel BSQ 13⁄8 51⁄2 63⁄4 25⁄16 SQ-BSQ VG = Vari-Green Typical InstallationSQ 60-65- Direct Drive SQ 70-75- Direct Drive SQ 80-85- Direct Drive 090 Damper size = 12 x SQ 90-95- Direct Drive095 100 SQ 100 Direct Drive120 SQ 120 Direct Drive130 SQ 130 Direct Drive140 SQ 140 Direct Drive160 SQ 160 Direct Drive2486 BSQ 70 Belt Drive1530 BSQ 80 Belt Drive1550 BSQ 90 Belt Drive2691 2556 BSQ 100 Belt Drive2490 BSQ 120 Belt Drive1735 BSQ 130 Belt Drive2770 BSQ 130HP Belt Drive790 130HP1615 1340 BSQ 140 Belt Drive1890 2641 2270 BSQ 140HP Belt Drive1900 1530 140HP2001 BSQ 160 Belt Drive2321 BSQ 160HP Belt Drive1990 160HP180 BSQ 180 Belt Drive1010 180HP BSQ 180HP Belt Drive1385 1120 1375 BSQ 200 Belt Drive990 2001602 BSQ 200HP Belt Drive1350 200HP1070 BSQ 240 Belt Drive730 240240HP BSQ 240HP Belt Drive1605 855 967 BSQ 300 Belt Drive735 615 495 375 300HP770 560 BSQ 300HP Belt Drive360 BSQ 360 Belt Drive811 880 BSQ 360HP Belt Drive775 590 360HP420 BSQ 420 Belt Drive670 Leed information Model SQConstant Pressure Remote DialModel BSQ Belt Drive SpecificationsThrough 180 SQ-60 through 130 BSQ-130 SQ-75 through 120 BSQ-70 throughHigh Pressure BSQ-130HP through 240HP BSQ-300 through BSQ-300HP and 360HP

SQ/BSQ specifications

The Greenheck Fan SQ/BSQ series represents a significant advancement in the realm of ventilation solutions, designed to cater to both commercial and industrial applications. With an emphasis on performance, efficiency, and reliability, these fans have become a go-to choice for engineers and contractors alike.

One of the main features of the SQ/BSQ series is their advanced airflow design. The fans are engineered with high-performance backward-inclined blades, which not only optimize airflow but also minimize noise levels, making them ideal for settings where quiet operation is essential. This design allows the SQ/BSQ fans to handle a wide range of static pressures, delivering consistent airflow even in varying conditions.

Another notable characteristic of the SQ/BSQ fans is their robust construction. Made with high-quality materials, these fans are built to withstand the rigors of industrial environments. The casings are typically constructed from galvanized steel, with optional coatings available for enhanced corrosion resistance. This durability ensures long-lasting performance, reducing the need for frequent replacements and maintenance.

Equipped with the latest motor technology, the SQ/BSQ series offers energy-efficient options that comply with various energy standards. The fans utilize a range of motor types, including premium efficiency and electronically commutated motors (ECM), which contribute to lower operating costs and reduced energy consumption. This focus on energy efficiency aligns with increasing regulatory requirements and environmental considerations.

The SQ/BSQ series also embraces advanced control technologies. Through the integration of variable frequency drives (VFD), users can achieve precise control over fan speed and airflow, allowing for better system optimization. This capability is particularly beneficial in applications where airflow demands fluctuate, ensuring that energy usage remains efficient.

Lastly, Greenheck has prioritized ease of installation and maintenance with the SQ/BSQ models. The fans are designed to facilitate quick installation, featuring accessible service points for maintenance tasks. This ease of access helps reduce downtime and improves overall operational efficiency.

In summary, the Greenheck Fan SQ/BSQ series combines advanced airflow design, robust construction, energy-efficient motor technology, and intelligent control options to deliver a comprehensive and reliable ventilation solution. Whether used in commercial buildings, warehouses, or industrial facilities, these fans stand out for their performance and versatility, making them a preferred choice in the ventilation market.
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