User & Safety Instructions 2292445 Helios Ventilatoren 05652 Duct extractor fan 230 V 886 m³/h 250 mm
Description
Radial pipe fan with 2 power levels for direct mounting in the pipe system. For medium and small volume of air against high resistance. Casing made of galvanized sheet steel with round connection supports tuned to standard pipes. Radial impeller with backward curved blades made of galvanized sheet steel. Pressed directly onto the motor and dynamically balanced as a unit. Low-noise, high efficiency. Single-phase AC external rotor motor Closed design, maintenance-free, built-in thermal contacts, sealed, low-noise ball bearings with long-term lubrication. Power control: By means of electronic controller or stage transformer or two-stage operation with type DS 2/2 (accessories, article no.: 1267).
This text is machine translated.
Description
Radial pipe fan with 2 power levels for direct mounting in the pipe system. For medium and small volume of air against high resistance. Casing made of galvanized sheet steel with round connection supports tuned to standard pipes. Radial impeller with backward curved blades made of galvanized sheet steel. Pressed directly onto the motor and dynamically balanced as a unit. Low-noise, high efficiency. Single-phase AC external rotor motor Closed design, maintenance-free, built-in thermal contacts, sealed, low-noise ball bearings with long-term lubrication. Power control: By means of electronic controller or stage transformer or two-stage operation with type DS 2/2 (accessories, article no.: 1267).