Helical Tubular Extractor S&P TCBB/6-7 10/L

Tubular axial fans with anti-corrosion treatment coating by cataphoresis and polyester paint, dynamically balanced aluminium impeller, single-phase motor (TCBB) or three-phase motor (TCBT), IP65 (1), Class F (2), with built-in thermal protection (3), terminal box outside the airflow containing the capacitor in single-phase models. (1) Models 250, 315, 355, and 400: IP54 external rotor motor. (2) Operating ambient temperature: from -40º to +70ºC, except models 250, 315, 355, 400, /4-710, and 800 (up to +40ºC). (3) Except models /4-710 and Ø 800. Motors: 2, 4, or 6 poles, depending on the version. Voltage adjustable with autotransformer, except models /4-560/H, /4-630, 710, and T/800. Three-phase models adjustable by frequency converter. Power supply: Single-phase 230V-50Hz. Three-phase 230/400V-50Hz or 400V-50Hz. Other data: Airflow direction Impeller-Motor (flow B). Motor-Impeller (flow A), on demand. From diameter 450 to 800, three-phase motors with 2 speeds, 4/8 poles, on demand.