What is 225 of 4

Helios VARD 225/4 EX, RADAX high pressure pipe fan 3-PH, EX-protected according to directive 94/9 EG, II 2G

Nominal size 225 mm rotation speed 1400 rpm Rated voltage [V] 400.0 V Medium temperature (max.) At nominal voltage [° C] 40 ° C Conveying medium temperature [° C] 40 ° C Delivery volume [m³ / h] 940 m³ / h Installation location pipe Grid frequency 50 Hz Power consumption [W] 0.12 W Current consumption at nominal voltage 0.41 A Voltage [V] 400/50 V / Hz IP protection) IP54 Volume flow [m³ / h] 940 m³ / h Housing material Sheet steel Temperature class according to Directive 94/9 / EC T1 to T3 Max. Surface temperature T dust [° C] 0.000000 ° C Device group according to Directive 94/9 / EC II Delivery volume [m³ / h] 940 Nominal power [W] 120 Nominal power [kW] 120.0 Protection class IP54 Type VARD 225/4 Ex rotation speed 1400 rpm Medium temperature (max.) At nominal voltage [° C] 40 ° C Grid frequency 50 Nominal size 225 mm Power consumption [W] 0,12 Current consumption at nominal voltage 0.41 A Voltage [V] 400/50 V / Hz Volume flow [m³ / h] 940 m³ / h Max. Surface temperature T dust [° C] 0.000000 ° C Nominal size 225 Type VARD 225/4 Ex Nominal power [kW] 120.0 kW Nominal power [W] 120.0 W Conveying medium temperature [° C] 40 Channel width [mm] zero mm Duct height [mm] zero mm