50 Hz
50 Hz
| • Casing and motor-support made of galvanized sheet steel; lined internally with melamine sound-proof panel (thickness 50 mm). • Circular spigots for connection to standard tubes, equipped with double lip rubber seal for perfect air tightness. • External rotor AC motorfan, with shaft turning in ball bearings, coupled to a backward curved centrifugal impeller. • Galvanized steel sheet brackets, directly coupled to casing. • Electric connection box accomodating capacitors, molded with shock-proof plastic resin resistant against aggressive agents, integrating cable cages and cable glands to ensure high protection (IP55) against dust and water. • 3 alternative installation: wall, ceiling and false-ceiling. • Easy maintenance: motor is directly fixed to the cover, in turn hinged to the casing, allowing easy external rotation and motorfan direct access. • Protection against dust and water: IP44. • Electric insulation class: I (grounding is required). |
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