centrifugal fan / ventilation / with external rotor / high-performance
GKH
Vnation JSC

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Configuration:
centrifugal
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Function:
ventilation
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Other characteristics:
with external rotor, high-performance, backward curved, for square ducting, industrial
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Air flow:
Min.: 1550 m?/h (54737.73 ft?/h)
Max.: 17000 m?/h (600349.33 ft?/h)
Backward curved blades of high performance
External rotor motor protected through thermal contact
Impellers balanced statically and dinamically according DIN/ISO1940, class Q 2,5
Variable speed 0-100% through electronic controller or transformer
Made for the use without volute for free discharge or plenum
Some models are available in EX anti explosive execution
Several constructive options: E/DKHR, E/DKHM
Special executions for railway, aeolic energy, etc