HD-D-AD002 positive voltage air duct
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Quality/Safety Certification: 0.00
1.Positive voltage air duct
2.specification:dia 300,400,500,600,800,1000
Positive voltage air duct
Purpose: Fan machine could used it in coal mines, tunnel, underground for positive pressure ventilation
Air duct structure and dimension;
1-end ring 2-swinging ring installation line. 3-fling ring 4-reverse
Item | Dimension | Tolerance (mm) |
Diameter of air duct(mm) | 300 400 450 500 600 800 1000 | 0~±6 |
Length of air duct(mm) | 5 10 20 | 0~±100 |