This Rittal Fan and Filter Unit has a protection category of IP to IEC 60 529 and can achieve up to IP 55 with an additional fine filter mat or hose-proof hood. It is recommended to use the enclosure internal thermostat, speed control, or digital enclosure internal temperature display and thermostat for energy-efficient operation. The unit is rated for 230 V, 1~, 50 Hz/60 Hz and has dimensions of 323 mm width, 323 mm height, and a required mounting cut-out of 292 mm width and 292 mm height. It has a build depth of 157.5 mm and a temperature range of -30°C to +70°C. The power consumption is rated at 41 W at 50 Hz and 38 W at 60 Hz, with a maximum rated current of 28 mA at 50 Hz and 24 mA at 60 Hz. The supply includes a complete unit ready for installation, without a filter mat.