S&P TJHT-TJHU represent axial jet fans to induce air movement in enclosed car parking, tunnels and large spaces. Suitable for ventilation and one off emergency smoke operation at F400 or F300. The TJHT series is reversible, while the TJHU series is unidirectional. The TJHT series has diameters ranging from 315 to 630 mm, while the TJHU series has diameters from 315 to 400 mm. Impeller is cast aluminum alloy in accordance with EN 1706, and balanced in accordance with ISO 14694: G 6.3. Fan duct and 2 mounting feet are steel in accordance with EN 10130-99, and hot dip galvanized in accordance with EN 1461: 1999. The fans have an external electrical terminal box and two circular sound attenuators in galvanized sheet steel, with flared inlet and acoustic media. Supplied with inlet and outlet steel guard. The impeller has 6 blades (TJHT) or 7 blades (TJHU). For transportation, size up to 400 is supplied complete. Diameter from 450 to 630 can be supplied in 3 pieces.

S&P TJHT-TJHU fans are approved in accordance EN12101-3.

Motors are:

• TJHT series: IEC from 80 to 160, 3 phase 380–415V–50Hz, with protection rating IP55, insulation class H, F400-120 and F300-120.
• TJHU series: IEC from 80 to 90, 3 phase 380–415V–50Hz, with protection rating IP55, insulation class H, F400-120 and F300-120. Insulation class F at F200-120.

Available in 60Hz. Two speed 2/4 pole Dalhander winding. Ambient temperature: -20ºC to +40ºC. Working temperature from -20ºC to +40ºC.

On request:

• Single speed 2 pole motor;
• Inlet guard and steel discharge deflector for unidirectional airflow;
• Inlet and outlet steel discharge deflector for reversible airflow;
• Factory fitted IP65 isolator in place of electrical terminal box. Isolator also available as an accessory for use with standard terminal box fan;
• External painting to RAL color;