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Trust Automation Contributes to the Success of MacroAir AirVolution-D

Most Powerful and Efficient HVLS Fan on the Market

SAN LUIS OBISPO, Calif. – Trust Automation, Inc., the world's leading developer of linear servo drives, creator of custom and standard high precision motion, motor control and system design as well as complete power train devices for multiple industries, today announced its successful contribution to MarcoAir's AirVolution-D containing a unique topology compact electric motor capable of handling the consistent torque requirements of a 24-foot diameter industrial fan in a gearless direct drive (D-Drive) system.

The fan delivers 50% greater continuous horsepower than current High-Volume Low-Speed (HVLS) fans on the market. D-Drive eliminates the need for a gearbox, making it 45% lighter and containing fewer moving parts. AirVolution-D is the most reliable, most efficient, lightest, quietest HVLS fan line on the market today (

"Trust Automation is known for its ability to design and develop custom solutions for the most difficult projects," said Dave Rennie, Vice President of Business Development.  "We engineered and manufactured system solutions to contribute to an advanced technology finished product for MacroAir."

Custom Solutions Provided by Trust Automation

    --  The custom designed "donut shaped" controller/drive exactly fits the

        circular motor/heatsink housing

    --  Advanced firmware, Digital Signal Processor (DSP) and power electronics

        take full advantage of the unique motor topology, operating sensorlessly

        at high torque and very low speed

    --  Controller efficiencies reaching extremely high system efficiencies

    --  Advanced thermal management, low air flow, -10 degrees C to +60 degrees

        C operation

    --  Wide AC voltage input range of 100-600VAC, allowing a single controller

        design across entire range

    --  NEMA 67 rated drive assembly for wash-down

About Trust Automation

Trust Automation operates on a foundation of exceeding its customers' expectations in automation systems, developing motion and motor control solutions for the defense, semiconductor, industrial automation, green tech, and medical industries. Trust Automation has ongoing success with DARPA, IARPA, and DoD contracts. Trust Automation has almost 25 years of experience in; custom motors, controllers, motor drives and machine systems which meet the unique needs of its customers. Its product line includes; linear servo drives, high performance servo motors, standalone motion controllers, custom assemblies and products to fit unique applications and ground-up system design and manufacturing solutions. For more information please visit or call 805-544-0761.


Trust Automation, Inc.


Robin Mitchell Hee

Marketing Manager

Trust Automation, Inc.


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