High speed ac fan 220v 225x225x80mm FA2280-55

High speed ac fan FA2280-55 Series 225x225x80mm AC axial fans 220v Housing : Aluminum Housing Blade : Steel Impeller Insulation Resistan : 100M?, 500VDC/min between bare wire and frame Dielectric Strength : 1500VAC for one minutue Operation Temp : -10?~70? (Humidity 35%-85%RH) Storage Temp : -40?~85? (Humidity 35%-85%RH) Motor Protection : Thermal Protected Weight : 2750 g Packing : 6PCS/CTN