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Cooling roof-mounted fan / filter / for enclosures - IP33/54, | RFU series
The roof fan unit provides a high air flow while keeping noise down. The filter grade G3 is meant for the IP 54 units and the IP 33 units do not have a filter. The type of connection is terminal strip. The unit is mounted on the top of the enclosure and provides forced ventilation. It is easily installed with a quick fastening system, and the required cutout is the same for different flow values. The filtration efficiency is 81 percent for IP 54 units. It is made of painted mild steel, and injection-moulded thermoplastic self extinguishing, UL94VO. The unit has RAL 7035 finish.