Jet / Tunnel Ventilation Fans
Axial jet fans and reversible tunnel fans Ø500–1600 mm — for road tunnels, rail tunnels, car parks and metro.
Get a Quote on WhatsAppSpecifications
| Diameter | 500 – 1600 mm (50 Hz, single & reversible) |
| Models | 50SJ – 125SJ |
| Thrust | 152 – 1691 N |
| Impeller | die-cast aluminium, ASTM E155 X-ray inspected |
| Motor | high-temp rated — 250°C/1h, 300°C/2h, 400°C/1h options |
| Bearing life | L10 ≥ 20,000 h (ISO 281 mean 100,000 h) |
| Casing | 3–6 mm medium-carbon steel, hot-dip galvanized |
| Construction | bellmouth + 1D / 2D silencer sections |
| Testing | ISO 5801 / ISO 13350 |
Applications
- Road & rail tunnels — longitudinal ventilation
- Underground car parks — smoke extraction & jet impulse
- Metro stations & concourses
- Induced-draught ventilation of enclosed spaces
Project enquiry
Send tunnel cross-section, required thrust or fire-rating class — we size the fan and provide installation drawings.
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