
Product Specifications
Features: Axial flow (fire protection) ventilation dedicated for railways, expressways and tunnels.
Specifications:
Ventilator diameter: Φ400~1600mm,
Outlet air velocity: 24~38m/s
Axial thrust: 300~1600N
Product Parameters and Description





2SDS Type Tunnel Counter-Rotating Axial Flow Ventilator









B2SDS Type Explosion-Proof Tunnel Counter-Rotating Axial Flow Ventilator



3SDS Type Tunnel Three-stage Series Axial Flow Ventilator



SDS Type Adjustable Moving Blade Tunnel Single-stage Axial Flow Ventilator








