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HVLS fan in a large scale distribution application. Cools order pickers and economically de-stratifies temperature levels.
HVLS fan in a large scale distribution application. Cools order pickers and economically de-stratifies temperature levels.
HVLS fan in a large scale distribution application. Cools order pickers and economically de-stratifies temperature levels.
Perhaps the most effective energy reducer fan in the industry, it brings a cool breeze to your warehouse floor
Air speed beyond four or five miles per hour usually offers little, if any, additional benefit for cooling or air-mixing. High velocity air movement - wind - is unpleasant and disruptive. It isn't consistently cool and comfortable. In very hot, low humidity conditions, slow moving air actually cools best. Small high-speed fans create a pressure differential that is essential for many applications, but where slow movement of free air is the objective, pressure differential is unimportant. Displacement--the amount of air actually moved through the fan--is of no real significance. It's the down-stream effects that are important. A turbulent, high velocity air jet dissipates very quickly. This, combined with the "effectiveness" factors, means that when free air movement for cooling people is the objective, low-speed fans are enormously more energy efficient than high-speed fans.Energy savings : One HVLS fan effectively moves as much air as 25 standard high-speed industrial fans but only uses the power of a single one. The power to drive a fan increases roughly with the cube of the average air speed through the fan. A fan delivering air at 20 mph requires 64 times as much power as one the same size delivering air at 5 mph. The blade design and construction helps, too: NASA-inspired airfoil extruded anodized aluminum blade designs move the air with state-of-the-art effectiveness. The air foil blade design, a shape reminiscent of a helicopter blade, has physical properties that maximize its ability to capture and direct large air volume.
Heating & Cooling Power Cooling applications: Fan is efficient and cost-effective for cooling environments where air-conditioning isn’t feasible or may be unhealthy. Great anywhere the costs of air-conditioning or related ducting are prohibitive, wasteful, or where air conditioning's dehydrating effects are undesirable. It can supplement air conditioning, allowing for higher thermostat settings and reduced costs. This is especially true when non-disruptive cooling is desirable to improve employee productivity and comfort in the work environment, or customer comfort in "Big Box" retail centers. The fan creates an evaporative cooling effect of 6-8 degrees over large areas with high ceilings. It is effective in un-insulated buildings and those with large open doors and/or open-sides. It also provides continuous ventilation where operations produce smoke or fumes. Evens air distribution in buildings with conventional evaporative coolers. Heating applications In most industrial and commercial buildings, heaters are mounted overhead so they won't interfere with working space. Unfortunately, this results in a heat gradient differential (heat stratification) of 10° - 35° F from the floor to the ceiling. HVLS fans can produce a more pleasant environment, and cut heater operating costs up to 20% or more — often times, much more. They are much more effective and energy efficient than the high-speed fans typically used to draw warm air down from high-mounted heaters and virtually eliminate the pool of overheated air above the heaters to reduce heat loss through roofs, vents and skylights. In new construction, the cost of HVLS fans may be completely offset by elimination of expensive ducting.
Fan Size & Number of Fans - how many do you need? A 100,000 square foot distribution center or manufacturing facility with a typical layout of racking and equipment can require five to ten fans to enjoy the optimal benefits of high volume, low speed fan systems. The key factors are location, height, size, and density of airflow obstructions. For size selection, bigger is usually better for large areas. Size options allow for custom solutions to unique location challenges. Ceiling heights are ideally more than fifteen feet. Clearance needed above the fans should be at least three to five feet for best airflow; nominal clearances of blades from nearby equipment and structures are recommended. Please consult us for the best HVLS air movement solution for your facility.
20' diameter HLVS fan with 6 blades. Whisperfoil XL blade is a very efficient, quiet fan blade with minimal air disruption directly below the fan. It's also effective in reverse. It is ideal for most industrial conditions. 1 HP, 59 RPM, 0.6KW, 260Cubic feet per minute [CFM] air displacement. 260 CFM per watt; CFM: 157,000 forward, 110,000 reverse. Maximum square feet: 15000. Typical spacing: 80'. Hanging weight is 202 pounds.
NOTES: [A] CFM (Cubic Feet per Minute) is shown for purposes of comparing one fan to another. The numbers given represent our best effort to accurately quantify fan displacement; we believe they are valid for the purposes stated. However, displacement of this type of fan is virtually impossible to measure with precision, we make no gurantee to accuracy in absolute terms.
[B] Power usage and efficiency are based on the average power consumption of the fan at maximum speed corrected to 59 deg F, 29.92 in/Hg atmospheric pressure, dry air. Lower air density due to high altitude, high air temperature, or high humidity, will reduce power consumption. Entrained air currents due to inertia and convection in enclosed areas may significantly reduce power consumption. Fans in open free-stall barns or around large open doors or loading docks may consume more power if left running in windy conditions.
[C] Maximum Effective area is defined as a circular area centered under the fan on an unobstructed floor, the perimeter of which is where the average air velocity, measured at 40" above the floor, drops below 40 ft/min.
[D] Typical Industrial spacing is the approximate spacing between fans most commonly used in industrial settings. This is usually about 60% of the diameter of the maximum effective area.
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