September 2021 Buckley Associates Stock Catalog

Inline Fans

SQ/SQ-VG Inline Centrifugal Fan Direct Drive

The Greenheck Model SQ is a direct drive centrifugal inline fan. The Greenheck Model SQ-VG is an centrifugal inline featuring the VariGreen Brushless DC motor. These fans are the ideal selection for clean air applications (intake, exhaust, return, or make-up air systems) where space is a prime consideration.

+ Galvanized steel housing + Non-overloading backward inclined aluminum wheel + Side access panels + Inlet and outlet duct connection flanges + Ball bearing motors + Corrosion resistant fasteners + UL/cUL 705 Electrical + Disconnect switch Standard Construction

Accessories

56

+ Hanging Isolators, Models HVI 70-140 List Price 187. + Single Phase Starter, Model MS-1P List Price 457 . + Speed Control Switch, Model 5WSPEED (SQ only) List Price 82. + Varigreen Remote Speed Control Dial for Indoor Wall Mounting, Model 867008 List Price 722.

Dimensions

Model

A

B

C

SQ80-VG

1 in.

1 in.

B sq.

A

SQ90

16

15

11 M,

SQ90-VG

B sq.

SQ95

C sq.

C sq.

SQ100-VG

21

17

13 M,

SQ120-VG

21

19

15 M,

SQ140-VG

22

23

19 M,

Performance Data & Pricing

Stock Model SQ centrifugal inline fans include: disconnect switch, CSA and UL 705. Sizes 100+ include a motor cover. VG Models also include speed control dial on motor.

Static Pressure in Inches of W.G.

Max RPM

SONES @ 0 in.

MAX BHP

Fan 115/60/1

Damper BDD

Model

HP

0 0.125 0.25 0.375 0.5 0.625 0.75 1.0

117. 12 × 12 117. 12 × 12

Zn

SQ80-VG

1725 8.4

0.05 503 451 404 354 294

2,580.

Zn

SQ90-VG

1725 8.8

0.07 821 748 669 579 481 366

2,580.

1050 4.0 0.016 500 370 188

Zb/

117. 12 × 12

SQ90

1300 5.4

0.03 619 519 398 245

1,522.

Zxb

1550 7.6 0.051 738 655 565 457 334

Zz/

1050 4.9 0.028 623 475 275

Zc/

117. 12 × 12

SQ95

1300 7.6 0.053 771 660 523 352

1,522.

Zzb

1550 9.6

0.09 920 830 720 604 462 276

Z,

134. 14 ×14 152. 16 ×16 199. 20 × 20

Zv 1725 13.2 0.22 1455 1403 1350 1292 1227 1156 1078 831

SQ100-VG

3,103.

Zx 1725 14.7 0.41 1948 1884 1819 1754 1692 1629 1563 1417

SQ120-VG

3,790.

Cv

SQ140-VG

1550 16.7 0.67 2950

2790 2730 2614 2524 2429 2188

4,256.

Performance certified is for installation type B, Free inlet, Duct outlet. Performance ratings do not include the effects of appurtenances in the airstream. The sound ratings shown are loudness values in fan sones at 5 feet (1.5m) in a hemispherical free field calculated per AMCA Standard 301. Values shown are for: Installation Type B: free inlet fan sone levels. The AMCA Certified Ratings Seal applies to sone ratings only.

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