Blauberg ISO-RB-250 ISO-RB Acoustic Centrifugal In-line Box Extractor Fan - 250mm
 
 
                    ***DELIVERY 3-4 DAYS***
 
SPECIFICATION:
The fan casing is made of aluzinc. For easy installation and operation, the top cover of the fan is secured with a special lock.
Heat- and sound insulation is made of non-combustible 50 mm mineral wool layer. To ensure better noise absorption, the inner surface of the insulation is made of a perforated metal sheet.
The round connecting spigots are rubber sealed
The fans are equipped with asynchronous motors with an external rotor and centrifugal impellers with backward curved blades.
The motors are equipped with an integrated overheating protection with automatic restart.
The use of ball bearings with specially selected lubricating oil guarantees low noise and makes the fan completely maintenance-free.
Unit voltage [V/50 Hz] - 1~ 230
Power [W] - 320
Current [A] -1.40
Maximum air flow [m3 /h (l/s)] - 1515 (421)
RPM [min-1] - 2615
Sound pressure level at 3 m distance [dBA] - 45
Motor IP rating - IP44