BSQ 140 - Belt Drive

*177⁄8 *16

(454)

(406)

1(25)

197⁄8

(505)

2322

(584) (559)

*121⁄2

(318)

23

(584)

Static Pressure Pa

800

700

600

500

400

300

200

100

0

 

3.5

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

hp

 

 

RPM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HP

 

 

 

3.0

 

 

 

 

 

 

 

 

 

 

1/2

 

 

 

3

 

 

 

 

1

 

 

 

 

 

 

hp

V

 

 

Density 0.075 lb/ft

 

 

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

 

 

hp

 

 

 

 

 

U

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.5

 

 

 

 

 

 

 

 

 

 

 

 

M

 

 

 

 

 

wg

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

3/4

 

 

 

 

S

 

 

 

 

 

 

in.

 

1/2

 

 

 

 

Y

 

 

2153

 

 

 

 

 

 

 

hp

 

 

 

S

 

 

 

 

 

Pressure

2.0

 

 

hp

 

 

 

 

 

 

S

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F

 

1890

 

 

 

 

 

 

1/3

 

 

 

 

 

 

 

T

O

 

 

 

 

 

 

1.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

hp

 

 

 

 

 

 

 

F

 

 

 

 

 

 

 

 

Static

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T H

E

L

 

 

1615

 

 

 

 

1.0

 

 

1/4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

hp

 

 

T

O

 

 

 

 

1340

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

0.5

 

 

 

EL

 

 

 

 

 

 

1065

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

 

 

 

 

 

790

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.00

D

 

500

 

 

 

1000

 

1500

2000

2500

3000

3500

4000

4500

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

cfm

 

 

 

 

 

0

 

 

1000

 

 

 

2000

3000

4000

5000

6000

7000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

m3/hr

 

 

 

 

Damper size = 20 x 20 (508 x 508) Unit weight** = 111 (50)

Housing thickness = 18 ga

Model

Motor

Fan

Number

HP

RPM

 

 

 

140

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.

CFM / Static Pressure in Inches wg

0.125

0.250

0.500

0.750

1.000

1.500

1.750

2.000

2.500

2.750

 

 

 

 

 

 

 

 

 

 

140-4

1/4

 

CFM

1362

1185

 

 

 

 

 

 

 

 

 

800

BHP

0.10

0.11

 

 

 

 

 

Sones

6.3

6.7

 

 

 

 

 

CFM

1927

1810

1538

 

 

 

1076

BHP

0.24

0.25

0.26

 

 

 

 

Sones

10.7

10.7

10.2

 

 

 

 

 

 

 

MAX Bhp AT A GIVEN RPM = (rpm/1682)3

MAXIMUM RPM = 2153

TIP SPEED (ft/min) = rpm x 3.812

MAX NEMA MOTOR FRAME SIZE = 145T OUTLET VELOCITY (ft/min) = 0.3692 x cfm

 

 

 

CFM

2142

2039

1807

1463

 

 

 

 

 

 

140-3

1/3

1185

BHP

0.32

0.33

0.35

0.34

 

 

 

 

 

 

 

 

 

Sones

12.1

11.9

12.0

10.6

 

 

 

 

 

 

 

 

 

CFM

2311

2217

2006

1741

1199

 

 

 

 

 

 

 

1271

BHP

0.39

0.41

0.43

0.43

0.39

 

 

 

 

 

140-5

1/2

 

Sones

13.3

13.0

13.1

13.0

12.7

 

 

 

 

 

 

CFM

2476

2392

2197

1979

1636

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1356

BHP

0.48

0.49

0.51

0.52

0.51

 

 

 

 

 

 

 

 

Sones

14.2

13.9

13.8

13.8

13.8

 

 

 

 

 

 

 

 

CFM

2858

2787

2626

2449

2253

1447

 

 

 

 

140-7

3/4

1553

BHP

0.71

0.73

0.75

0.78

0.79

0.70

 

 

 

 

 

 

 

Sones

16.2

16.0

16.0

15.6

15.3

13.9

 

 

 

 

 

 

 

CFM

3008

2941

2790

2625

2446

1865

 

 

 

 

 

 

1631

BHP

0.82

0.84

0.86

0.89

0.91

0.87

 

 

 

 

140-10

1

 

Sones

17.1

16.9

16.9

16.6

16.1

14.8

 

 

 

 

 

CFM

3159

3094

2953

2798

2635

2177

1752

 

 

 

 

 

 

 

 

 

 

 

1709

BHP

0.95

0.96

0.99

1.02

1.05

1.03

0.97

 

 

 

 

 

 

Sones

18.2

18.0

17.9

17.7

17.2

16.1

15.1

 

 

 

 

 

 

CFM

3633

3576

3461

3330

3193

2894

2705

2457

 

 

140-15

11⁄2

1956

BHP

1.41

1.43

1.47

1.49

1.53

1.57

1.57

1.55

 

 

 

 

 

Sones

24

23

24

24

23

22

21

20

 

 

 

 

 

CFM

3822

3769

3662

3537

3410

3136

2982

2777

2168

 

 

 

2055

BHP

1.63

1.66

1.70

1.73

1.75

1.82

1.82

1.81

1.70

 

140-20

2

 

Sones

27

26

28

27

26

25

24

23

21

 

 

CFM

4009

3958

3856

3741

3622

3365

3225

3078

2627

2260

 

 

 

 

 

2153

BHP

1.88

1.90

1.95

1.98

2.00

2.08

2.10

2.10

2.05

1.95

 

 

 

Sones

30

30

31

31

30

28

28

27

25

23

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.

31

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Image 31
Greenheck Fan SQ/BSQ manual BSQ 140 Belt Drive, 1890, 1615 1340
Page 30 Page 32

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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