SQI - Loren Cook Company

1 SQI. Square Centrifugal Inline Blowers Page Introduction .. 2. Construction Features .. 2. Specifications and Dimension Data SQI-D Direct Drive .. 3. SQI-B Belt Drive.. 4. SQI-HP High Pressure Belt Drive .. 5. Accessories SQI Installation.. 6-7. SQI Accessories .. 8-10. Performance Data 70-165 SQI-D .. 11. 90-120 SQI-B .. 12-13. 135-402 SQI-B / SQI-HP High Pressure .. 15-26. Sound Data SQI -D .. 27-28. SQI-B / SQI-HP .. 29-35. Other Available Products .. 36. Introduction Cook's Square Centrifugal Inline fans provide maximum performance and durability in a rugged inline design. The SQI is suitable for a wide variety of commercial and industrial air moving applications. Applications include general ventilation, dishwasher exhaust, spark resistant ventilation and outdoor installations. SQI units feature a compact, straight through airflow design.

2 Welded steel housing with integral inlet and outlet flanges. Airflow straightening vanes that increase efficiency. An inner drum and belt tunnel that completely encloses the drive components. SQI is available in 7 direct drive sizes and 15 belt drive sizes. Capacities range from 170 to 30,000 CFM with static pressures from 0 to 3 inches. SQI-HP is available in 13 belt drive sizes. Capacities range from 700 CFM to 24,000 CFM with static pressures from 1/4 to 5 inches. SQI-B / SQI-HP. SQI-D. Airflow Straightening Vanes Construction Features Positive Belt Tension Welded Housing Inlet Flange Outer Housing Large Access Aluminum Wheel Inner Drum Inner Drum Access Belt Tunnel Regreasable Pillowblock Bearings in Cast Iron Housing Outlet Flange 2. Specifications and Dimension Data SQI-D. Description: Fan shall be duct mounted, direct driven centrifugal square inline.

3 Square Centrifugal Certifications: Fan shall be manufactured at an ISO 9001 certified facility. Fan shall be listed by Underwriters Laboratories (UL 705) and UL listed for Can- Inline Blower ada (cUL 705). Fan shall bear the AMCA Certified Ratings Seal for Sound and Air Performance. Direct Drive Construction: The fan shall be of bolted and welded construction utilizing cor- rosion resistant fasteners. Housing shall be minimum 18 gauge steel with airflow straightening vanes and integral duct flanges. Hinged access door shall be located in the specified position. Unit shall bear an engraved alumi- num nameplate. Nameplate shall indicate design CFM and static pressure. Unit shall be shipped in ISTA Certified Transit Tested Packaging. Coating: Steel fan components shall be Lorenized with an electrostatically applied, baked polyester powder coating.

4 Each component shall be subject to a five stage environmentally friendly wash system, followed by a mini- mum 2 mil thick baked powder finish. Paint must exceed 1,000 hour salt spray under ASTM B117 test method. Wheel: Wheel shall be centrifugal backward inclined, constructed of 100 per- B. cent aluminum, including a precision machined cast aluminum hub. Wheel inlet shall overlap an aerodynamic aluminum inlet cone to provide maximum D A ID. performance and efficiency. Wheel shall be balanced in accordance with Air Flow AMCA Standard 204-96, Balance Quality and Vibration Levels for Fans. C. Motor: Motor shall be heavy duty type with permanently lubricated sealed ball Inlet View D. bearings and furnished at the specified voltage and phase. Discharge View Product: Fan shall be model SQI-D as manufactured by Loren Cook Company Loren Cook Company certifies that the SQI-D shown of Springfield, Missouri.

5 Herein is licensed to bear the AMCA Seal. The ratings shown are based on tests and procedures SQI-D Dimension Data performed in accordance with AMCA Publication 211 and AMCA Publication 311 and comply with the requirements of the AMCA Certified Ratings Approx. Ship Size A B C D Program. *. Type SQI-D is furnished standard with UL 705. 70 10-1/8 9-3/4 11-3/4 13-1/8 38 & cUL 705 listing (Power Ventilator/ZACT). when furnished with factory supplied motor. 80 13 13 15-1/8 16 43. 90 14-7/16 14-3/8 16-13/16 17-1/2 55. 120 17-3/8 17-3/4 20-3/16 20-1/2 175. 135 19-1/2 20-1/4 22-11/16 22-5/8 232. 150 21-5/8 22-13/16 25-1/4 24-3/4 285. 165 23-13/16 25-5/16 27-3/4 26-15/16 305. All dimensions in inches. *Weights in pounds, with motor. 3. SQI-B Specifications and Dimension Data Square Centrifugal Description: Fan shall be duct mounted, belt driven centrifugal square inline.

6 Certifications: Fan shall be manufactured at an ISO 9001 certified facility. Fan Inline Blower shall be listed by Underwriters Laboratories (UL 705) and UL listed for Can- Belt Drive ada (cUL 705). Fan shall bear the AMCA Certified Ratings Seal for Sound and Air Performance. Construction: The fan shall be of bolted and welded construction utilizing corro- sion resistant fasteners. Housing shall be minimum 18 gauge steel with air- flow straightening vanes and integral duct flanges. Adjustable motor plate shall utilize threaded studs for positive belt tensioning. Access door, motor and mounting feet shall be located in the specified position. Unit shall bear an engraved aluminum nameplate. Nameplate shall indicate design CFM, static pressure and maximum fan RPM. Unit shall be shipped in ISTA Certified Transit Tested Packaging.

7 Coating: Steel fan components shall be Lorenized with an electrostatically applied, baked polyester powder coating. Each component shall be subject to a five stage environmentally friendly wash system, followed by a minimum 2. mil thick baked powder finish. Paint must exceed 1,000 hour salt spray under B ASTM B117 test method. Wheel: Wheel shall be centrifugal backward inclined, constructed of 100 percent D A ID aluminum, including a precision machined cast aluminum hub. Wheel inlet shall overlap an aerodynamic aluminum inlet cone to provide maximum per- E E formance and efficiency. Wheel shall be balanced in accordance with AMCA. Inlet View C D. Max. Max. Standard 204-96, Balance Quality and Vibration Levels for Fans. Discharge View Motor: Motor shall be heavy duty type with permanently lubricated sealed ball Loren Cook Company certifies that the SQI-B bearings and furnished at the specified voltage, phase and enclosure.

8 Shown herein is licensed to bear the AMCA Seal. The ratings shown are based on tests and Bearings: Bearings shall be designed and individually tested specifically for use procedures performed in accordance with AMCA in air handling applications. Construction shall be heavy duty regreasable ball Publication 211 and AMCA Publication 311 and type in a cast iron housing selected for a minimum L50 life in excess of comply with the requirements of the AMCA. Certified Ratings Program. 200,000 hours at maximum cataloged operating speed. Belts and Drives:Belts shall be oil and heat resistant, non-static type. Drives shall Type SQI-B is furnished standard with UL 705. & cUL 705 listing (Power Ventilator/ZACT) be precision machined cast iron type, keyed and securely attached to the when furnished with factory supplied motor. wheel and motor shafts.

9 Drives shall be sized for 150% of the installed motor horsepower. The variable pitch drives must be factory set to the specified fan RPM. Product: Fan shall be model SQI-B as manufactured by Loren Cook Company of Springfield, Missouri. SQI-B Dimension Data Approx. Size A B C D E Max. Mtr. Ship Frame *. 90 14-7/16 14-3/8 16-13/16 17-1/2 14-5/16 143T 125. 120 17-3/8 17-3/4 20-3/16 20-1/2 14-5/16 145T 150. 135 19-1/2 20-1/4 22-11/16 22-5/8 14-5/16 145T 200. 150 21-5/8 22-13/16 25-1/4 24-3/4 14-5/16 145T 250. 165 23-13/16 25-5/16 27-3/4 26-15/16 14-5/16 182T 255. 180 26 27-13/16 30-1/4 29-1/8 14-5/16 182T 275. 195 28-3/16 30-1/8 32-3/4 31-5/16 14-5/16 182T 325. 210 30-3/8 32-5/8 35-1/4 33-1/2 14-5/16 182T 375. 225 32-1/2 35-3/16 37-13/16 35-5/8 17-1/2 184T 425. 245 35-3/8 38-9/16 41-3/16 38-1/2 17-1/2 213T 425. 270 39 42-3/4 45-3/8 42-1/8 17-1/2 213T 450.

10 300 43-7/16 47-13/16 50-7/16 46-1/2 17-1/2 213T 475. 330 47-5/8 52-13/16 55-7/16 50-3/4 17-1/2 215T 555. 365 52-3/4 58-15/16 61-3/8 55-7/8 17-1/2 215T 652. 402 58-1/4 61-3/4 64-1/4 61-1/2 17-1/2 215T 750. All dimensions in inches. *Weights in pounds, less motor and drives. 4. Specifications and Dimension Data SQI-HP. Description: Fan shall be duct mounted, belt driven high pressure centrifugal Square Centrifugal square inline. Certifications: Fan shall be manufactured at an ISO 9001 certified facility. Fan High Pressure shall be listed by Underwriters Laboratories (UL 705) and UL listed for Can- ada (cUL 705). Inline Blower Construction: The fan shall be of bolted and welded construction utilizing cor- Belt Drive rosion resistant fasteners. Housing shall be minimum 18 gauge steel with airflow straightening vanes and integral duct flanges.