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Helios Ventilatoren KD 250/4/50/30 EX Ceiling fan
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Technical specifications
- Installation location: Channel
- Frequency: 50 Hz
- Channel width 500 mm
- Channel height 300 mm
- Air quantity unloaded: 2300 m³/h.
- Medium temperature: -40..40 °C.
- Protection class: IP44
- Product type
Ceiling fan
- Operating voltage
400 V
- Air flow rate
2300 m³/h
- Weight
21 kg
n.rel.
- Air discharge
2300 m³/h
- Material
Steel
- Height
300 mm
- UKCA
yes
Documents & Downloads
User & Safety Instructions
User & Safety Instructions 2297474 Helios Ventilatoren KD 250/4/50/30 EX Ceiling fan
Description
Channel radial fan for direct mounting in a rectangular duct system, explosion-protected according to ATEX. Housing made of galvanized sheet steel with channel flange profiles standardized on both sides, space-saving design, service-friendly through swiveling motor impeller unit. Forward-curved drum impeller made of galvanized steel, good efficiency, low noise, aerodynamically optimized spiral housing, inlet via nozzle. Impeller motor unit dynamically balanced. Drive: Three-phase external rotor motor, explosion-protected according to ATEX, closed design, maintenance-free, sealed, low-noise ball bearings with long-term lubrication, installed PTC thermistor. When connecting the PTC thermistors to the MSA tripping unit, speed control is permitted (however, the minimum voltage must not be less than 100 V).
This text is machine translated.
This text is machine translated.