KVD 225/4/5 / 25 rectangular duct fan, 3-PH channel centrifugal fan with forward curved impeller blades, for direct mounting in rectangular duct system. Motor impeller unit. Housing made of galvanized sheet steel with double-sided standardized channel flange profiles, space-saving design, easy to service by swing out motor and impeller unit. Forward curved centrifugal impeller made of galvanized steel, high efficiency, low noise, aerodynamically optimized volute; inflow through nozzle. Impeller dynamically balanced motor unit. Drive: AC external rotor motor, built to clipboard herausge-led Thermo contacts, closed design, speed through 5-step transformer or electronic (continuous) variable and the control by Helios inverter with all-pole sine filter is possible winding with moisture impregnation, maintenance-free , sealed, low noise ball bearing with long life oil. Power connector on pre-terminal box (IP44). Fan-data (default) Vol.str. in Pa
95 m3 / h Vol.str. Betr.pkt. m3 / h Max pressure increase Pa Druckerh. Betriebspkt Pa funding density
.2 Kg/m3 Medium Temperature 65 degree C degree angle h speed operating time
27
/ Min consumpt.Power 54 kW Weight 2
kg of sound power 72 dB (A) sound pressure in 4m dB (A) Voltage 23/4 V Current consumption
, 6 /, 93 Amp AC / AC D frequency 5 Hz Insulation class F Protection class IP 44 Explosion Protection N Temperature Class Make: Helios Item: 5679 Type: KVD 225/4/5 / 25 ______________________________________