Axial-flow impeller as cast part from EN AB 43000, with individually adjustable profiled impeller blades with no edges in the flow surface, with guide vanes, sturdy steel housing, foot mounting
Direct start, variable speed (FU) with softstarter or frequency converter
Voltage ranges 400-10,000 Volt
Primer with top coat, alkyd resin Silac,
Standard colour: Pure white (RAL9010)
Sealed motor, dust disks, hard coated impeller, special coating, vibration dampers, stall-point monitoring, VFD compatibility,
cold environment, motor monitoring, incr. efficiency class,
vibration sensors, volume flow, pressure difference and gas monitoring, adjustable blades
Machinery Directive: EU Directive 2006 / 42 / EC
ErP ecodesign: Directive 2009 / 125 / EC
Test bench run according to DIN EN ISO 5801 / 2017
PROTECTION CLASS: Fire-damp proof*, explosion-proof*
TYPE: dAL20 to dAL42
Optional: Motor outside the airflow
Spark-protection, thrust collar made of silumin or brass
ACCORDING TO: Directive 2014/34/EU
* also available according to international explosion protection regulations
Mine Requirements » Customised solutions
Design » High reliability
Systems » Flexible and versatile in use Innovative special solutions Highly efficient
We offer turnkey services for all devices.
Customer oriented and innovative solutions for the health of your employees
Ventilating and Exhausting Systems for:
Our highly qualified expert team of engineers will not only continue to the longstanding tradition of the KORFMANN quality and performance in the field of ventilation for mining and tunneling, underground systems of any kind and industrial sectors, but also increase it to the advantage of your company.
Due to our high affinity for technology, we find the perfect solution for your requirements – no matter in which area. The innovative spirit of our engineers helps us to continuously develop our products and offer you solutions and products also related to industry 4.0.
You can be absolutely certain to have Korfmann Lufttechnik GmbH as a reliable partner at your side. We look forward to convincing you of our efficiency and ability to supply the best product for your future projects.