Elta Clearflow CFHT630 630mm Three-Phase AC Roof Fan

The Elta Clearflow CFHT630 Three‑Phase AC Roof Fan – 630 mm is a heavy‑duty centrifugal roof‑mounted ventilation unit designed for demanding industrial and commercial HVAC extraction applications. Part of the high‑temperature Clearflow CFHT range, it features a rugged pre‑galvanised steel casing and powerful backward‑curved impeller to deliver strong vertical discharge airflow. Capable of handling elevated airstream temperatures up to +120 °C and mounted on flat or pitched roofs (up to ~15°), this three‑phase AC model ensures reliable, long‑life performance in factories, warehouses, commercial kitchens, processing plants, and other large‑scale ventilation systems.

Material & Build

• Casing: Pre‑galvanised sheet steel for corrosion resistance and durability.

• Impeller: Backward‑curved aerofoil blades optimised for high‑efficiency airflow.

• Motor: Three‑phase AC external rotor motor with sealed heavy‑duty bearings for extended service life.

• Wind Guard: Fitted as standard to reduce draughts and protect internal components.

• High‑Temperature Capability: Rated for warm/contaminated airstreams up to +120 °C.

Specifications

• Product Type: Roof‑Mounted Vertical Discharge Centrifugal Fan (Clearflow CFHT series)

• Model: CFHT630 / 4‑3AC (Three‑Phase AC)

• Fan Diameter: 630 mm

• Motor Type: Three‑phase AC external rotor motor

• Voltage: 380–415 V / 50 Hz (industrial supply)

• Casing Material: Pre‑galvanised steel

• Impeller: Backward‑curved aerofoil blades for strong vertical airflow

• Operating Temperature: Up to +120 °C

• Mounting: Roof mounted; suitable for flat or pitched roofs up to ~15°

• Wind Guard: Standard fitted wind guard for reduced noise & protection

• Airflow: High‑volume vertical discharge ventilation

• Applications: Industrial HVAC extraction, factories, commercial kitchens, warehouses, processing plants, and large ventilation systems