Helios HQD 400/4 EX

Helios ventilators axial high performance vent. HQD 400/4 EX

Manufacturer: Helios ventilators
Designation: Axial high performance vent
Type: HQD 400/4 EX
Rated voltage: 400 V
Frequency: 50 Hz
Power consumption: 0.37 kW
Air volume unloaded: 4380 m³/h
Medium temperature: -30 to 40 °C
Protection class (IP): IP54
Nominal duct diameter: 400 mm
For Ex zone gas: 1, 2
Equipment group according to Directive 94/9/EC: II
Explosion protection category for gas: ATEX Gas Ex protection, Cat. 2G
Temperature class according to Directive 94/9/EC: T3

Further details: Axial high performance fan with square mounting plate, inlet nozzle, direct drive, explosion-proof in accordance with ATEX. Square mounting plate with moulded-on nozzle made of galvanised sheet steel. Impeller with 7 blades made of thermoplastic. High efficiency, low operating noise. Vibration-free operation thanks to dynamic balancing in accordance with quality level G 6.3 VDI 2060 and DIN ISO 1940. Can be used in the range from -20 °C to +40 °C. Surface resistance less than 1 GOhm. Three-phase squirrel-cage motor, enclosed design, maintenance-free, sealed, low-noise ball bearings with long-term lubrication, not adjustable. Ex version according to ATEX.