Models 160 to 1000 
Low profile “Mixed-flow” fans with soundabsorbent insulation. Extremely quiet.
Certified of Approval Noise Abatement Society (TD-350, TD-500, TD-800 and TD-1000 models).
Manufactured in plastic material, with a specifically designed internal skin to direct the sound waves at the right angle for them to be captured by the sound-absorbent material (1). Fitted with rubber gaskets on the inlet and outlet to absorb vibrations, a body that can be dismantled. Connection box can be rotated 360º, to facilitate easy connection of the power cable.

Motors
Speed controlable 230V-50Hz motor, of 2-speed or 3-speed motors. IP44.
Motors are class B, with ball bearings and safety thermal overload protection.
(1) Except the TD-160 SILENT, that is fitted with the special floating motor system patented by S&P.

Additional information
The models offer solutions to ventilation problems, especially in places where people work and low sound level is required.

TD-SILENT-T models
TD-SILENT versions fitted with a run-on-timer adjustable within 1 and 30 minutes and 1-speed or 3-speed motors not suitable for speed control.

Models 1300 and 2000
Low profile “Mixed-flow” fans with soundabsorbent insulation. Extremely quiet.
Certified of Approval Noise Abatement Society (TD-2000 model). Constructed from sheet steel with epoxy polyester paint, acoustic insulation (MO) glass fibre, within outer shell.
Aerodynamic inlet to improve airflow and reduce sound. Detachable fan unit without demounting duct connections. IP44. External terminal box IP55. Removeable fan body with 3 speed motor, single phase 230V-50/60Hz speed controlable, Class F, external rotor aluminium motor with capacitor and thermal protection.

Additional information
The models offer solutions to ventilation problems, especially in places where people work and low sound level is required.