22ft Direct Drive Motor Industrial HVLS Ceiling Fan

PMSM direct driver (gearless box) motor HVLS ceiling fan is energy-saving and environment-friendly, with low power, it can deliver big nature wind, make a large amount of air circulation and create a comfortable environment for large indoor or outdoor facility, like factory production line, warehouse, hotel, railway station, airport, stadium,mosques, church and so on.

Additional information

Model

Blade Diameter

24ft (7.3m)

Number of Blades

5

Motor Power

1.3kw

Max.Speed

55RPM

Fan Weight

109kg

Noise

<39db

Power Supply Form

380v or 220v

Main Introduction

Product Details:

The principle of HVLS fans is to move large volumes of air using large diameter fan blades moving at a slow rotational speed. The soft wind produced by its low-speed operation is slow but covers a wide area. Therefore, to achieve effective ventilation and cooling at the same time, it will not bring discomfort feeling to people. It’s because the high-pressure wind is not suitable for blowing directly at people. The soft wind also gives the animals a sense of security in their habitat.

The efficiency of large size fan is several times that of other small size fans, which greatly saves installation labor cost and future maintenance cost. No other cooling system is as energy efficient as HVLS fans. In fact, studies have shown that businesses can lower or even eliminate the use of expensive air conditioning systems with an optimized HVLS ceiling fan solution.

Main Components

PMSM Motor (internal rotor)

  1. Permanent magnet direct drive (PMSM)motor with protection level IP64,small size,no lubricating oil, low energy consumption, no maintenance, can work for nearly 20 years, beautiful appearance, especially suitable for villas, churches, cafes, restaurants, etc.
  2. The motor is designed with high pyrolysis technology and the operating temperature is about 38 °C.
  3. Internal precision Hall induction digital closed-loop control, can correct the control of switch station, stepless speed change.

 

PMSM Motor of hvls ceiling fan
Hub of hvls ceiling fan motor

Hub

The hub made by 1500T hot forging, numerical control machining and CNC precise machining. Forging is able to confirm the consistency of metal structure, which can keep the inside structure and the outside shape of forged pieces consistent. Complete streamline structure of the metal confirms the best mechanical property of the hub. By CNC machining, the precision tolerance has been controlled in 100um, which guarantees the precise dynamic balance of the hub.

Control System

Servo drive system can make fan have a fast reaction with DSP control core and inner complex control algorithm. In addition, it has continuously variable, precise localization and the protection system with over voltage,over currents.

Control box of hvls ceiling fan
Magnesium aluminum fan blade

Airfoil Blades

  1. Made of high quality 6063 aviation aluminum magnesium alloy, anodized with T6 heat treatment, strengthening support system inside which increases the strength of fan blade.
  2. High resistance to deformation and anti fracture.Tensile strength is 572 mpa, the thickness is 2.00mm.
  3. With 5 strength ribs in the inner fan, and one is 3mm thickness for more strong structure and not easy to deform and bench.

Parameters

Parameter of inner rotor hvls ceiling fan

Installation Condition

1. Suitable for any building with a ceiling height of 3.5 meters or more.

2. The load bearing capacity of the roof structure should be more than 150kg, the max. total running weight of the fan equipment is about 125kg.

3. Make sure that the fan is installed without chandeliers or other obstructions.

4. It’s not recommend for installation at the site with heat sources or lampblack occasion.

Installation diagram of hvls ceiling fan
hvls fan - internal rotor pmsm motor installed
HVLS FAN INSTALLED AT MECHANICAL WORKSHOP
PMSM fan installed at sport area
logistic warehouse hvls ceiling fan

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