Ningbo, Zhejiang, China
Business Type: Manufacturer/Factory, Trading Company
Specification of 24ft hvls fan | ||
Fan size (D) | 24ft/ 7.3m | |
No of blades; | 6 | |
Fan blade width(W) | 187mm | |
Blade material | Aluminium alloy | |
Performance Index | ||
Max speed | 65RPM | Speed range 20-65rpm |
Maximum wind pressure (static pressure) | >20Pa | Related to installation environment and speed |
Air volume | 7500m3/min @16Pa | The volume of air at a reference static pressure |
Applying space 1 | >2000m2 Blade plane height≥11m 65rpm | Comfort index characteristic |
Applying space 2 | >1500m2 Blade plane height≥8m 62rpm | Comfort index characteristic |
Applying space 3 | >1300m2 Blade plane height≥6m 55rpm | Comfort index characteristic |
Applicable space height(H) | 8-18 m | Effective floor height inside the building |
Maximum speed noise | <60db@65rpm | Related to the fan installation environment |
Half speed noise | <45db@33rpm | Related to the fan installation environment |
Fan Weight | ||
Fan Total Weight | 110kg | |
Motor weight | 32.5kg | |
Sling weight | 20kg | Related to the length of the mounting boom |
Blade weight | 57.5kg | |
Max torque | 230Nm@65rpm | |
Max lift force | 225N@65rpm | |
Electrical parameter | ||
Motor rated power | 1.5Kw | |
Ambient Temp | 10-50ºC | |
Rated Voltage/Rated Current1 | 3Phase 380-440Vac/2.8A | |
Rated Voltage/Rated Current 2 | 3Phase 220-240Vac/4.9A | |
Installation condition | ||
Fixed mode | Concrete roof beams or steel frames | Two types of fixed splint |
boom length | ≤3m | The length of the boom depends on the strength design |
Install interval(S) | 4D>S>6D | Two sets of fan installation interval |
installation space h1 | >1/4D | The distance of fan-blade plane from the roof |
installation spaceh2 | >D | The height of the flat blade plane from the ground |
Horizontal safe distance | >1/4D | Reduction in distance may increase in noise |
Vertical safety distance | >1/4D | The vertical distance between the highest point of the obstacle and the blade |