Greenheck Fan SQ manual Belt Drive Specifications

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Belt Drive Specifications

Duct mounted supply, exhaust, or return fans shall be of the centrifugal, belt driven, inline type. The fan housing shall be of the square design constructed of heavy gauge galvanized steel or aluminum and shall include square duct mounting collars.

Fan construction shall include two removable access panels located perpendicular to the motor mounting panel. The access panels must be of sufficient size to permit easy access to all interior components.

The fan wheel shall be centrifugal backward inclined, constructed of aluminum, and shall include a wheel cone carefully matched to the inlet cone for precise running tolerances. Wheels shall be statically and dynamically balanced.

Motors shall be heavy-duty ball bearing type carefully matched to the fan load and furnished at the specified voltage, phase, and

enclosure. Motors and drives shall be mounted out of the airstream. Motors shall be readily accessible for maintenance.

Precision ground and polished fan shafts shall be mounted in permanently sealed, lubricated pillow block ball bearings. Bearings shall be selected for a minimum L10 life in excess of 100,000 hours (L50 average life in excess of 500,000 hours) at maximum cataloged operating speed.

Drives shall be sized for a minimum of 150 percent of driven horsepower.

Pulleys shall be of the fully machined cast iron type, keyed, and securely attached to the wheel and motor shafts.

Motor pulleys shall be adjustable for final system balancing. A NEMA-1 disconnect switch shall be provided as standard, except with explosion resistant motors, where disconnects are optional. Factory wiring shall be provided from motor to the handy box.

All fans shall bear the AMCA Certified Ratings Seal for both sound and air performance.

Each fan shall bear a permanently affixed manufacturer’s nameplate containing the model number and individual serial number for future identification.

Fans shall be model BSQ as manufactured by Greenheck Fan Corporation of Schofield, Wisconsin, USA.

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Contents Centrifugal Inline Fans Centrifugal Square Inline Duct Fans Models SQ & BSQQuick Delivery and Quick Build Programs Greenheck StandardPage Cabinet Construction Standard Construction FeaturesAluminum Construction Options and AccessoriesSide Discharge Filter Options Horizontal and Vertical Mounting Options Flexible duct by others Wheel Diameters Typical InstallationSQ 60-65- Direct Drive SQ 70-75- Direct Drive SQ 80-85- Direct Drive SQ 90-95- Direct Drive 1725 SQ 100 Direct Drive1140 SQ 120 Direct Drive SQ 130 Direct Drive 1140 860 SQ 140 Direct DriveSQ 160 Direct Drive 1810 BSQ 70 Belt Drive2486 21501530 BSQ 80 Belt Drive2691 BSQ 90 Belt Drive1550 2556 BSQ 100 Belt DriveBSQ 120 Belt Drive 1735 BSQ 130 Belt Drive2770 BSQ 130HP Belt Drive790 1890 BSQ 140 Belt Drive1615 1340 2641 2270 BSQ 140HP Belt Drive1900 1530 BSQ 160 Belt Drive 2321 BSQ 160HP Belt Drive1990 1430 BSQ 180 Belt Drive1010 1385 1120 BSQ 180HP Belt Drive28 *20 BSQ 200 Belt Drive1375 9901602 BSQ 200HP Belt Drive1350 1070 BSQ 240 Belt Drive730 1605 BSQ 240HP Belt Drive855 967 BSQ 300 Belt Drive735 615 495 375 770 BSQ 300HP Belt Drive811 BSQ 360 Belt Drive880 BSQ 360HP Belt Drive775 590 670 BSQ 420 Belt DriveDirect Drive Specifications Belt Drive Specifications Quiet dependable operation They experience long after

SQ specifications

The Greenheck Fan SQ series represents an innovative line of high-performance fans designed to meet diverse ventilation and exhaust needs in commercial and industrial applications. Renowned for their reliability and efficiency, the SQ fans embody Greenheck's commitment to providing advanced air movement solutions that enhance indoor air quality and energy efficiency.

One of the standout features of the Greenheck Fan SQ series is its powerful centrifugal design, which maximizes airflow while minimizing energy consumption. The fans are engineered to deliver high static efficiency, making them ideal for systems that require substantial airflow against high resistive pressures. This capability ensures optimal performance in various settings, from large commercial kitchens to manufacturing facilities.

The SQ series incorporates several advanced technologies that set it apart from traditional fans. First, the fans utilize a direct drive system, eliminating the need for belts and pulleys. This design not only reduces maintenance needs but also enhances overall operational reliability. The fans also feature an integrated motor design that optimizes airflow patterns and reduces energy waste, contributing to lower operational costs.

In terms of construction, Greenheck SQ fans are built to withstand the rigors of demanding environments. The housing is constructed from sturdy, corrosion-resistant materials, ensuring longevity even in challenging conditions. Additionally, the fans are available in various sizes and configurations, allowing for custom solutions tailored to specific ventilation requirements.

The SQ series also incorporates advanced sound attenuating technologies, making them quieter than many conventional fans. This is particularly beneficial in environments where noise reduction is essential, such as school auditoriums, offices, and healthcare facilities.

Furthermore, the SQ fans are equipped with easily accessible inspection ports, facilitating routine maintenance and ensuring sustained performance over time. Greenheck also offers a range of options, including variable speed controls, which provide flexibility in managing airflow based on real-time demands.

In summary, the Greenheck Fan SQ series stands out as a leader in efficient, reliable ventilation solutions. Its advanced design features, energy-saving technologies, and robust construction make it an ideal choice for a variety of commercial and industrial applications, helping users achieve optimal performance while prioritizing energy efficiency and indoor air quality.
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