Greenheck Fan SQ/BSQ manual BSQ 90 Belt Drive, 2691, 1550

Page 26

BSQ 90 - Belt Drive

*151⁄2 *14

(394) (356)

1(25)

117⁄8

(302)

15

21

(381)

(533)

Damper size = 12 x 12 (305 x 305)

*121⁄2

(318)

15

(381)

Static Pressure Pa

700

600

500

400

300

200

100

0

 

3.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

1

 

 

RPM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3/4

R

hp

 

 

HP

 

 

 

2.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

hp

 

 

Density 0.075 lb/ft3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

 

1/2

 

 

 

 

 

 

M

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

hp

 

 

 

 

 

 

 

wg

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

 

 

 

 

 

 

 

2.0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Y

 

 

 

 

 

 

 

in.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I

 

 

2691

 

 

 

Pressure

 

1/4

 

 

 

 

1/3

 

 

 

 

 

 

H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

hp

 

 

 

 

 

 

 

 

 

1.5

 

hp

 

 

 

 

 

 

 

F

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

2310

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Static

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L

 

 

 

 

 

 

 

 

1.0

 

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

T

 

 

 

1930

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

1550

 

 

 

 

 

 

0.5

 

 

 

 

 

 

 

L

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S

 

 

 

 

 

 

1170

 

 

 

 

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

790

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.00

D

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

200

 

 

 

 

 

 

400

600

800

1000

1200

1400

1600

1800

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

cfm

 

 

 

 

 

0

 

 

 

 

 

 

 

500

 

 

1000

1500

2000

2500

 

3000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

m3/hr

 

 

 

 

Unit weight** = 84 (38) Housing thickness = 18 ga

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

 

 

 

 

CFM / Static Pressure in Inches wg

 

 

 

 

 

Number

HP

RPM

 

0.125

0.250

0.500

0.750

1.000

1.500

 

1.750

2.000

2.250

 

2.500

 

90

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CFM

547

443

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1050

BHP

0.061

0.061

 

 

 

 

MAX Bhp AT A GIVEN RPM = (rpm/2649)3

 

 

 

 

Sones

8.0

7.6

 

 

 

 

 

 

MAXIMUM RPM = 2691

 

 

 

 

 

 

 

 

 

 

TIP SPEED (ft/min) = rpm x 2.928

 

 

 

 

 

CFM

655

574

333

 

 

 

 

 

 

 

 

 

 

 

 

MAX NEMA MOTOR FRAME SIZE = 145T

 

 

 

1211

BHP

0.092

0.095

0.084

 

 

 

 

 

 

 

 

 

OUTLET VELOCITY (ft/min) = 1.0212 x cfm

 

90-4

1/4

 

Sones

9.8

9.1

8.3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CFM

864

806

667

477

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1533

BHP

0.18

0.19

0.19

0.18

 

 

 

 

 

 

 

 

 

 

 

 

 

Sones

14.2

13.8

12.1

11.0

 

 

 

 

 

 

 

 

 

 

 

 

 

CFM

965

914

798

654

437

 

 

 

 

 

 

 

 

 

 

 

1694

BHP

0.25

0.25

0.26

0.25

0.22

 

 

 

 

 

 

 

 

 

 

 

 

Sones

16.0

15.8

14.4

13.1

12.3

 

 

 

 

 

 

 

 

 

 

 

 

CFM

1019

971

863

734

562

 

 

 

 

 

 

 

 

 

 

 

1780

BHP

0.29

0.29

0.30

0.30

0.28

 

 

 

 

 

 

 

 

 

90-3

1/3

 

Sones

16.7

16.5

15.6

14.4

13.7

 

 

 

 

 

 

 

 

 

 

CFM

1072

1028

926

808

657

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1866

BHP

0.33

0.33

0.35

0.35

0.33

 

 

 

 

 

 

 

 

 

 

 

 

Sones

17.5

17.3

16.9

15.9

15.4

 

 

 

 

 

 

 

 

 

 

 

 

CFM

1239

1202

1118

1024

917

638

 

 

 

 

 

 

 

90-5

1/2

2136

BHP

0.49

0.50

0.51

0.52

0.52

0.47

 

 

 

 

 

 

 

 

 

 

Sones

21

21

21

19.9

19.2

18.4

 

 

 

 

 

 

 

 

 

 

CFM

1334

1300

1223

1138

1045

811

 

668

 

 

 

 

 

 

 

2291

BHP

0.61

0.61

0.62

0.64

0.65

0.61

 

0.58

 

 

 

 

 

90-7

3/4

 

Sones

23

23

22

22

21

20

 

20

 

 

 

 

 

 

CFM

1429

1396

1326

1249

1167

976

 

844

707

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2445

BHP

0.73

0.74

0.75

0.77

0.79

0.77

 

0.73

0.70

 

 

 

 

 

 

 

Sones

25

25

24

25

23

22

 

22

23

 

 

 

 

 

 

 

CFM

1504

1473

1407

1336

1258

1082

 

977

851

704

 

 

 

 

 

2568

BHP

0.85

0.86

0.87

0.89

0.90

0.90

 

0.88

0.84

0.80

 

 

 

90-10

1

 

Sones

26

26

26

26

26

24

 

22

24

25

 

 

 

 

CFM

1579

1549

1488

1420

1347

1186

 

1097

987

866

 

713

 

 

 

 

 

 

 

 

 

2691

BHP

0.98

0.98

1.00

1.02

1.03

1.05

 

1.03

1.00

0.96

 

0.91

 

 

 

 

Sones

28

28

27

28

28

26

 

25

24

26

 

29

 

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 Table of Contents Models SQ and BSQModel Comparison Standard Construction Features Drive Frame Benefits FeaturesVari-GreenOptions Vari-Green AdvantagesDemand Control Ventilation for Multistory Buildings Time of DayOptions and Accessories Model SQ Model Model BSQ Model Selection ProcedureFilter Options Discharge Configurations Discharge ConfigurationSide Discharge SQ-BSQ ModelBSQ 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 Typical Installation VG = Vari-GreenSQ 60-65- Direct Drive SQ 70-75- Direct Drive SQ 80-85- Direct Drive 090 Damper size = 12 x SQ 90-95- Direct Drive095 SQ 100 Direct Drive 100SQ 120 Direct Drive 120SQ 130 Direct Drive 130SQ 140 Direct Drive 140SQ 160 Direct Drive 160BSQ 70 Belt Drive 2486BSQ 80 Belt Drive 15301550 BSQ 90 Belt Drive2691 BSQ 100 Belt Drive 2556BSQ 120 Belt Drive 2490BSQ 130 Belt Drive 1735790 BSQ 130HP Belt Drive2770 130HP1615 1340 BSQ 140 Belt Drive1890 1900 1530 BSQ 140HP Belt Drive2641 2270 140HPBSQ 160 Belt Drive 20011990 BSQ 160HP Belt Drive2321 160HP180 BSQ 180 Belt Drive1010 180HP BSQ 180HP Belt Drive1385 1120 990 BSQ 200 Belt Drive1375 2001350 BSQ 200HP Belt Drive1602 200HP730 BSQ 240 Belt Drive1070 240240HP BSQ 240HP Belt Drive1605 735 615 495 375 BSQ 300 Belt Drive855 967 300HPBSQ 300HP Belt Drive 770 560360 BSQ 360 Belt Drive811 775 590 BSQ 360HP Belt Drive880 360HP420 BSQ 420 Belt Drive670 Constant Pressure Model SQLeed information Remote DialBelt Drive Specifications Model BSQHigh Pressure BSQ-130HP through 240HP BSQ-300 through SQ-75 through 120 BSQ-70 throughThrough 180 SQ-60 through 130 BSQ-130 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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