Big Fan

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Big Fan

HVLS ceiling fans provide largest air movement to high areas quietly and efficiently with nearly zero maintenance. Built with a gearless direct-drive motor, this industrial HVLS fan provides Comfort by moving extremely amounts of air in the space.

Motor
ROCKiES motor is researched with Tsinghua University professor, with specialized winding machine, complete testing equipment, strict and effective quality assurance system, can fully ensure low temperature of inside motor, and guarantee motor temperature.

Controller
ROCKiES control box uses Danfoss frequency converters and Schneider brand electrical appliances, with radio interference suppression and braking functions. In addition, it is equipped with multiple alarm protection functions such as ground fault, over-temperature, over-current, under-voltage, over-voltage, short circuit, and phase loss; There is a transparent observation window outside the box body, which can observe the operating status in real time. The front of the box is equipped with an operating indicator light, an infinite speed adjustment knob and a three-speed switch.

Fan Blades
ROCKiES fan blades are made of Aluminum6063 high-performance aluminum alloy; the extrusion molding (T6 heat treatment) process and the blades have undergone its own simulation analysis and have unique built-in rib processing. The unique arc design of the fan blades makes the air volume larger and more stable.

Beam connecting part
ROCKiES special design, with 8mm thickness plate, and special bend, robot welding technology, can totally ensure fans safety to avoid any accident happened.

Model

Motor Power Size Max Speed Air volume Current Fan    weight Noise
CTPM-1500-7.3 1.5KW 24ft(7.3m) 0-55 16000m³/min 2.8A/4.6A 135kgs 43dBA
CTPM-1500-6.1 1.5KW 20ft(6.1m) 0-60 15100 m³/min 2.5A/4.3A 108kgs 43dBA
CTPM-1500-5.5 1.5KW 18ft(5.5m) 0-65 13800 m³/min 2.2A/4.1A 98kgs 43dBA
CTPM-1500-4.9 1.5KW 16ft(4.9m) 0-70 12500m³/min 2A/4.0A 92kgs 43dBA

Maintenance Free
ROCKiES motor requires no traditional oil changes. No more costly maintenance and leakages.