Table of contents:
Product description
Axial fans designed for free air discharge over long distances. Equipped with inlet cone and safety net on the inlet, outlet cone, feet fixed to the body. Suitable for outdoor use. Weatherproof.
- Available in diameters: Ø630 and Ø800mm.
- Operating temperatures: from -20 to +55°C
- Rotor material: blades and hub – aluminium.
- Installed motor powers: 3.0 – 7.5kW
- Motor speed: 1500 min-1
- Motors fitted with closed bearings, maintenance-free.
- Motors fitted as standard for speed control by a frequency converter.
- Enclosures fitted with a rear guide vane,
- Corrosion protection of the housing – powder coating.
Special/optional executions:
- explosion-proof,
- other diameters, min Ø400mm, max Ø1850mm.
Construction
Rotor
Motor
Housing
Impeller:
- Blades and hub made of die-cast aluminium
- Highly efficient blades with special sickle shape for low noise levels
- Lower energy consumption while maintaining the best flow characteristics
- Dynamically balanced to class G-6.3 according to ISO 1940-1
Motor:
- 3 phase, asynchronous;
- Supply voltage: 3~ 230/400V; 400/690V
- Efficiency class : IE3
- Insulation class: F
- Degree of protection: IP 55,
- Motor body in cast aluminium or cast iron.
Motor optional execution:
- Supply voltage: 440V, 460V,
- Supply frequency: 60Hz,
- Efficiency class: IE 4,
- Motor insulation class: H,
- Degree of protection: IP 56, IP66,
- Winding temperature sensors,
- Bearing temperature sensors.
Housing:
- Perfectly round, machined from structural sheet steel. Equipped on the inlet side with an inlet confuser (inlet funnel), on the outlet side with a flange fitted with connecting holes. Funnel and flange rolled from body shell.
- Equipped with a welded motor seat and rear wheel.
- Inlet protected by mesh as standard. Outlet additionally equipped with a confuser to accelerate the jet.
- Protected against corrosion by powder coating. Painted in colour: RAL 1016 (sulphur yellow) or RAL 9005 (black).
Housing optional:
- housing made of stainless steel, grade 1.4301
- aluminium housing.
Technical data
Specification
| Nr kat. | Type fan | Motor power [kW] | Current at 1~230V [A] | Current at 3~400V [A] | Speed [min -1] | Maximum capacity [m3/h] | Maximum total pressure [Pa] | Sound level [dB(A)]* | Mass [kg]** | |
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Characteristics
1500 RPM
KML630
KML800
Dimensions
Dimensions
| Catalogue number | Fan type | D1 | D2 | L1 | L2 | ØDp1 | ØDp2 | ØDz1 | ØDz2 | n1 x Ød1 | n2 x Ød2 |
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