Fujian Diamond · Focused on fan production since 2007

Big Movable HVLS Floor Fan 1 m to 2 m

A wheeled HVLS fan that throws air up to 28 m in open space, for bays where nothing can be hung from the roof and the cooling has to follow the work.

Diamond big movable fan on four casters with a six-blade rotor behind a wire guard
Big movable floor fan viewed at an angle showing the wheeled base frame
Side view of the movable HVLS fan showing the tilting drum frame
Two big movable fans of different diameters standing side by side
HVLS Floor Fan

Product Overview

The big movable fan is an HVLS fan on wheels. It was developed for improving the comfort of a working environment where a ceiling fan is not an option, using a self-designed variable frequency speed control and an energy-saving permanent magnet external rotor motor.

The straight blade diameter runs from 1 m to 2 m. The blade wing is manufactured on aerodynamic principles so the fan generates a circulating flow field rather than a narrow jet, which is why the sensation is closer to a natural breeze coming from several directions than to a conventional fan pointed at a person. Wind speed adjusts anywhere between 1 m/s and 6 m/s, and in open space the maximum blowing distance is 28 metres.

It is used in fitness centres, outdoor wedding venues, industrial factories, logistics warehousing, waiting rooms, exhibition halls and physical education halls, and it is rated outdoor, waterproof and portable.

Key Benefits

What This Product Changes

1

Cooling that moves with the work

Universal indoor and outdoor casters let one fan serve a loading bay in the morning and an assembly line in the afternoon, which suits sites where the hot spot changes with the shift.

2

No installation at all

There is no on-site installation. The fan is pre-installed and commissioned at the factory and is maintenance-free in use, so it is a piece of equipment rather than a project.

3

Reaches 28 m without pointing at anyone

The circulating flow field spreads rather than blasting, so the air reaches the far end of the bay without a direct high-speed draught on the people nearest the fan.

4

Avoids the health complaints that come with high-speed fans

A traditional high-speed fan blowing in one direction all year is what causes the problems people report. Slow, wide, three-dimensional air movement raises the sweat evaporation area instead.

Problems It Solves

The Situations That Lead People Here

1

There is nothing to hang a fan from

Tents, temporary structures, leased units with no roof access and buildings with crane travel across the full width all rule out a ceiling fan. A wheeled fan does not care.

2

The hot spot changes week to week

In a job shop the heat follows the work. A fixed installation is wrong within a month; a fan that rolls is right every week.

3

Outdoor and semi-outdoor areas have no cooling at all

The fan is rated outdoor and waterproof, so wedding venues, loading yards and open-sided sheds are in scope.

4

Small drum fans are loud and cover almost nothing

Low noise, small volume and light weight at 1 m to 2 m of blade diameter puts this in a different class from a workshop pedestal fan.

Technical Features

How It Is Built

1

HDY series aerodynamic blade wing

A unique wing design forms a strong circulating flow field, so the body feels three-dimensional air from all directions and the evaporation area increases.

2

PMSM external rotor motor

No rotor losses, high efficiency and precision, large power factor, frequency modulation width of 0.2 to 200 Hz, small and light. Carries a 2-year motor warranty and IP55 protection.

3

Four-button controller rated IP66

No position vector control, anti-electromagnetic interference and anti-radiation, small and light. Start, stop, speed up and slow down, with an 18-month warranty.

4

Protection built into the control system

Over-voltage, under-voltage, voltage loss regulation, current, phase loss, overload, collision, overheating, lightning and abnormal protection.

5

Aluminium magnesium alloy blade with energy saving tail

Extruded and stretched for high strength, good toughness, light weight and long life. T5 plus bright surface oxidation raises corrosion and oxidation resistance for harsher environments.

Specifications

Data Sheet

Every figure below comes from our own specification. Where a value depends on the diameter or the duty it is written as TBC rather than invented, and it is confirmed on the specification sheet issued with your quotation.

Straight blade diameter1 m to 2 m
Wind speed range1 m/s to 6 m/s, freely adjustable
Maximum blowing distance28 m in open space
Motor typePermanent magnet external rotor motor with variable frequency speed control
Motor protection and warrantyIP55, 2-year motor warranty
Controller protection and warrantyIP66, 18-month warranty
Frequency modulation width0.2 to 200 Hz
FeaturesOutdoor, waterproof, portable
SeriesHDY
Blade materialExtruded aluminium magnesium alloy, T5 plus bright surface oxidation
Motor powerTBC per diameter, confirm at quotation
Net weightTBC per diameter, confirm at quotation

Materials

  • Aluminium magnesium alloy blade, extruded and stretched
  • T5 plus bright surface oxidation blade finish
  • Steel drum frame with wire guard
  • Universal indoor and outdoor casters

Quality Control

  • Factory pre-installation and commissioning so the fan arrives ready to run
  • Stator withstand-voltage testing on the motor
  • Blade set dynamic balancing
  • Controller protection functions verified before despatch

Customisation Options

  • Blade diameter selected between 1 m and 2 m for the throw required
  • Blade and frame colour on production orders
  • Supply voltage matched to the site grid
  • Nameplate branding for distributors and rental fleets
Comparison

How It Compares

Where a movable fan is the right answer and where it is not.

Against the industrial ceiling fanThe ceiling fan covers far more area per unit and takes no floor space. Choose the movable fan when there is no roof structure to use, when the layout changes, or when the space is temporary.
Against the industrial stand fanSame family and same motor principle. The stand fan adds 45 degree tilt adjustment and three sizes; the movable fan is the larger-throw drum format.
Against a conventional pedestal fanA pedestal fan is cheap, loud and covers a few square metres with a hard jet. This covers a bay with a soft circulating field at low noise.
Against an evaporative coolerA cooler adds moisture, which is a problem in dry storage, coating and food areas. A fan adds none and needs no water supply.
Use Guide

Getting It Right on Site

1

Place it to work with the building openings

Aim along the bay rather than into a wall, and use the doorway or opening at the far end so the circulating field has somewhere to go.

2

Start at a low speed

The speed range runs from 1 m/s to 6 m/s. Most complaints about draught come from running a fan faster than the job needs.

3

Use the casters, not a forklift

The universal casters are there so the fan can be repositioned by hand. Lifting it repeatedly with a truck is what damages the frame.

4

Keep the guard and blade clean

In a fabrication shop the guard collects dust and swarf. A blocked guard reduces airflow before anyone notices the fan has got worse.

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Further Reading

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Questions

Questions About the Big Movable Fan

Up to 28 m in open space at the top of the speed range. In a building full of racking or machinery, expect less and position the fan so the air runs down an aisle rather than into an obstruction.

Yes. The fan is specified as outdoor, waterproof and portable, with an IP55 motor and an IP66 controller. It is used at outdoor wedding venues and in open-sided buildings.

No. There is no on-site installation. The fan is pre-installed and commissioned at the factory and is maintenance-free in use, so it works from the moment it is plugged in on a suitable supply.

The motor carries a 2-year warranty at IP55 and the controller carries an 18-month warranty at IP66. Keep the fan out of standing water and clean the blade and guard and neither should be needed.

Fewer than you would expect, because the throw is long. Send the bay length, width and layout and we will suggest positions rather than a count based on floor area alone.

It is built around low noise at low speed, and it is used in fitness centres and physical education halls. For a fixed gym installation where appearance matters, also look at the commercial ceiling fan.

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