Helios Duct fan SILENT, SKRD EC 355/60/30
€3,471.47
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Sound-insulated EC centrifugal duct fan for direct installation in rectangular duct systems; fan unit can be swung out.
Housing made of galvanised sheet steel with standardised duct flange profiles on both sides, space-saving design, sound-absorbing inner lining backed with 50 mm mineral-fibre boards. Easy servicing thanks to swing-out motor/impeller unit.
High-performance centrifugal impeller with backward-curved aluminium blades. Vibration-free operation through dynamic balancing. Aerodynamically optimised, with inlet via nozzle.
Driven by an energy-saving, speed-controllable EC external-rotor motor with degree of protection IP44 and maximum efficiency. Maintenance-free and radio-interference-free, with ball bearings. Integrated electronic temperature monitoring for EC motor and electronics. Supplied as standard with an internal potentiometer for setting any fan speed between minimum and maximum speed. Stepless speed control using an external potentiometer or stepless speed regulation using the EUR-EC universal control system. Connection via standard terminal box (IP54) mounted on the routed cable.
Dokumente
| Degree of protection: | IP 54 |
|---|---|
| Height: | 464 mm |
| Width: | 704 mm |
| Material: | Housing made of galvanized sheet steel; Impeller made of aluminium |
| Duct dimension: | 600/300 mm |
| Airflow rate: | 4340 m³/h |
| Current uncontrolled: | 1.96 A |
| Depth: | 687 mm |
| Installation: | Duct |
| Other: | EC-Technologie; Schallisoliert |
| Permissible medium temperature: | 60 °C |
| Rated power: | 1.26 kW |
| Rated speed: | 2510 |