Positive and negative pressure ventilation fan, explosion proof as per EN standard EEx II 2G EX d e IIB T 6 Gb. Provided with a conductive housing for extreme hazards. Portable, light weight blower, easily fitting in the locker of a fire truck. The unit has an effective airflow of approx. 6.375 m³ / hunder free air condition. Blower outlet 400 mm diameter. Aluminium fan and reversible duct adapter switches for suction or discharge. Built-in stack mechanism for stacking 2 or 3 units. Dual application type, that can be used for extraction of smoke and/or toxic fumes (NVP), but also provides positive pressure ventilation (PPV).
Extraction method - smoke clearance in basements and aboard ships, extraction and collection of chemical vapours in accidents involving transport of dangerous goods. Positive pressure ventilation - forcing the evacuation of smoke from commercial and industrial buildings, car parks, etc. Ventilation in petrochemicals, refineries, petroleum depots, offshore rigs, tankers and tank farms.
Other applications - gas freeing of reservoirs or tanks, accelerated cooling and dilution of explosive atmospheres.
The unit is driven by a low noise electric motor 1.2 PS (0.9 kW), 1-Phase current
240 Volt, 50 Hz. Mounted in a conductive polymer housing for static dissipation, constructed of carbon reinforced ABS, rated UL94HB. Resistivity: 100 k Ohm or less. Metal motor carrier and IP 55 switch enclosure. Comes complete with cable and explosion proof plug. Dimensions: 483 x 457 x 407 mm. Weight: 25 kg.
Unit certification: Ex II 2 G Ex de IIB T6