Overview

KJF Series are jet fans designed with high strength material to serve tunnel ventilation application such as Transportation Tunnel, Underground construction, Utility Tunnel, etc.

Truly Reversible (Reversibility of 97-100%) airflow direction is available. 

Thrust performance is tested and rated in accordance to AMCA250 standard.

High temperature (up to 400°C/2 Hours) in accordance with EN12101-3 certification by TÜV SÜD a third party globally renowned testing and certification organisation.

All impellers are statically and dynamically balanced to ISO1940 and AMCA204 - G2.5

Quick Facts

• Size from  560 to 1600 mm diameter
• Thrust Force Up to 3000 N
• Thrust Efficiency Up to 37 N/kW
• Unidirectional and 100% Truly Reversible
• Casings are Steel Hot Dip Galvanized as per ASTM A123
• Blades are X-Ray Test as per ASTM E155
• Performance Tested as per AMCA 250 and 300
• High Temperature Certified by TUV SUD as per EN 12101

Accessories

• Protection Net
• Deflector

Construction

Casing

Tube casing is produced in high grade carbon steel with thickness 4 mm or more suitable to be used in tunnel / underground environment.

Blades

Specially designed aluminium alloy homogenous aerofoil blades with high yield strength cater for high thrust and thermal shock in case of fire.

Structural Supports

Fan supports are made of high strength steel to withstand static and dynamic load during fans are operating.

Finishing

All steel parts are finished by hot dipped galvanized for corrosion resistance and withstand high temperature.