Specifications

Direct Drive Specifications

The LD and LDP exhaust fans shall be direct drive type. The fan wheel shall be centrifugal backward inclined, constructed of aluminum and shall include a wheel cone carefully matched to the fan’s venturi for precise running tolerances. Wheels shall be statically and dynamically balanced. The fan shall be constructed of heavy gauge steel or aluminum with a rigid internal support structure and a birdscreen.

Motors shall be mounted on vibration isolators. Motors shall be readily accessible for maintenance.

A disconnect switch shall be factory installed and wired from the fan motor to a junction box within the motor compartment. A conduit chase shall be provided through the curb cap to the motor compartment for ease of electrical wiring.

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

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

Fans shall be models LD or LDP as manufactured by Greenheck Fan Corporation in Schofield, Wisconsin, USA.

BELT DRIVE SPECIFICATIONS

The LB and LBP exhaust fans shall be belt drive type. The fan wheel shall be centrifugal backward inclined, constructed of aluminum and shall include a wheel cone carefully matched to the fan’s venturi for precise running tolerances.

Wheels shall be statically and dynamically balanced. The fan shall be constructed of heavy gauge steel or aluminum with a rigid internal support structure and birdscreen.

Motors shall be heavy duty ball bearing type, carefully matched to the fan load, and furnished at the specified voltage, phase and enclosure. Drive frame assembly shall be constructed of heavy gauge steel. Motors and drives shall be mounted on vibration isolators. Motors and drives 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 of 500,000 hours) at maximum cataloged operating speed. Drives shall be sized for a minimum of 150% of driven horsepower. Pulleys shall be of the cast type, keyed and securely attached to the wheel and motor shafts.

Motor pulleys shall be adjustable for final system balancing. A disconnect switch shall be factory installed and wired from the fan motor to a junction box installed within the motor compartment. A conduit chase shall be provided through the base to the motor compartment for ease of electrical wiring.

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

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

Fans shall be models LB or LBP as manufactured by Greenheck Fan Corporation in Schofield, Wisconsin, USA.

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Greenheck Fan Series L manual Direct Drive Specifications

Series L specifications

Greenheck Fan Series L represents a significant advancement in the world of ventilation and air movement solutions. Known for its exceptional performance and energy efficiency, this series is designed to accommodate various applications, making it a versatile choice for engineers and facility managers alike.

One of the standout features of the Greenheck Fan Series L is its fan design, which has been optimized to deliver maximum airflow with minimal energy consumption. The series utilizes a direct drive motor, which reduces mechanical losses and enhances reliability. This design not only provides significant savings on operating costs but also minimizes maintenance requirements, allowing for longer periods of uninterrupted service.

Additionally, the Series L incorporates advanced aerodynamic technology, ensuring that the fans can operate efficiently even in challenging conditions. The carefully engineered blades and housing contribute to reduced noise levels, making them ideal for environments that prioritize acoustical comfort, such as schools, hospitals, and office buildings.

The Greenheck Fan Series L also offers a range of motor options to suit various operational needs. Customers can choose from premium efficiency motors that meet or exceed energy efficiency standards, further enhancing the sustainability of their ventilation solutions. Voltage and phase options are available to accommodate standard power systems in commercial and industrial settings.

In terms of customization, the Series L boasts multiple configurations, including different sizes and airflow capacities, enabling it to meet the specific requirements of diverse applications. Whether it's for light-duty or heavy-duty use, the series can be tailored to provide the right amount of airflow, ensuring optimal indoor air quality and comfort.

Furthermore, the integration of intelligent controls in the Series L allows for seamless connectivity and monitoring, enabling facility managers to optimize performance and adjust settings remotely. This feature is particularly beneficial in modern smart building applications, where energy efficiency and real-time data management are paramount.

In summary, the Greenheck Fan Series L combines innovative design, robust performance, and advanced technologies to offer an unmatched solution for effective air movement. With its emphasis on energy efficiency, customization, and smart controls, this series stands as a testament to Greenheck's commitment to providing high-quality ventilation solutions that meet the evolving needs of its clients across various industries.