Soler & Palau
The CAB watertight ventilation boxes have an acoustic silencer in the suction, gaskets and seals of rotating traction type, easy opening and centrifugal fan of blades backwards. These boxes are made of galvanized steel sheet and have low noise level with non-flammable acoustic insulation (M0) of fiberglass 50 mm thick, watertight closures, rotary traction type, easy opening, centrifugal fan of forward blades, IP44 motor, Class B (models 100 to 315) or IP55 motor, Class F (models 315N to 400), with ball bearings, thermal protector and IP55 remote terminal box.
Additionally, they are prepared to work at temperatures from -20ºC to +40ºC, they can also be installed outdoors without the need for a weather cover. The fans incorporated in the CAB loudspeakers comply with the requirements of the Erp directive on energy efficiency. Centribox CVB/CVT, outdoor boxes adapted to the ERPhe low noise level ventilation boxes, Centribox, are made of galvanized steel sheet.
These boxes have acoustic insulation (M1) of melanin foam, double suction centrifugal fan mounted on vibratory supports, dynamically balanced forward blade impeller and single-phase or three-phase motor. All fans mounted in CVB/CVT CENTRIBOX enclosures comply with the efficiency requirements of the ERP Directive. In addition, these ventilation boxes can be installed outdoors without the need for a weather cover. It also has a low sound level CAB Ecowatt Plus, are equipped with brushless motor of external rotor of direct current, high performance and low consumption, with ball bearings, thermal protector and stop / gear switch.