HRFW 355/4 EX
HRFW 355/4 EX
High efficiency axial fan 1-PH, EXPLOSION PROOF II 2G c IIB T3 Gb


Ref.-No. 00443
Features
flanges on both ends, directly driven, explosion proof according to ATEX. Cylindrical duct in galvanised sheet steel covering impeller with two flanges on both ends. Dimensions and flange fixing holes to DIN 24155. Terminal box on outer casing. Highly efficient axial impeller with 5 blades from impact resistant polymers. Dynamically balanced (Class G 6.3 to VDI 2060 and DIN ISO 1940). Suitable for -30°C to +40°C. Electrical resistance of less than 1 Ohm. Totally enclosed, single-phase condenser motor. Maintenance free with low-noise sealed for life ball bearings. Explosion proof execution according to ATEX.Additional data and accessories
Technical Data
General Information
Ref.-No.: | 00443 |
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Type: | HRFW 355/4 EX |
Flow rate free-blowing: | 2940 m³/h |
RPM: | 1450 min-1 |
Number of poles: | 4 |
Voltage: | 230 V , 1 ph , 50 Hz |
Rated current (FLC) uncontrolled: | 1.25 A |
Nominal power: | 180 W |
Max. air flow temperature (uncontrolled): | 40 °C |
Explosion proof: | |
IP protection category: | 55 |
Insulation class: | F |
PRODUCT_DETAILPAGE_wheel_diameter: | 355 mm |
Weight: | 15,00 kg |
Wiring diagram no.: | 757 |
Acoustic data
Case breakout | 51 dB(A) in 4 m |
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Quicklinks
Additional data and accessories
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Helios Ventilatoren GmbH + Co KG
Lupfenstraße 8
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Helios Ventilatoren AG
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9 rue du gibier
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RoadSeveralls Industrial Park
Colchester, Essex CO4 9HZ
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