- Article no.:
- SK 3237718
- Design
- wall-mounted 
- Product description
- Fan-and-filter units with diagonal fan technology have superior pressure stability and ensure a more constant air throughput. The diagonal direction of outflow ensures more even heat dissipation from the enclosure. 
- Benefits
- Easy filter changes, thanks to a new opening mechanism on the louvred grille 
- Faster installation on the enclosure with optimised detent hooks 
- Diagonal fan technology achieves more even and constant ventilation of the enclosure, thanks to improved pressure stability 
- Tool-free assembly 
- Material
- Plastic 
- Colour
- RAL 9005 
- Supply includes
- Complete unit ready to install, including chopped-fibre filter mat 
- Fan
- Axial, shaded pole motor 
- Air throughput, unimpeded airflow (with chopped-fibre filter)
- At 50 Hz: 20 m³/h
 At 60 Hz: 25 m³/h
- Air throughput with matching outlet filter including chopped-fibre filter
- At 50 Hz: 15 m³/h
 At 60 Hz: 18 m³/h
- Rated operating voltage
- 115 V, 1~, 50 Hz/60 Hz 
- Power consumption Pel
- At 50 Hz: 12 W
 At 60 Hz: 10 W
- Rated current max.
- At 50 Hz: 0.14 A
 At 60 Hz: 0.13 A
- Dimensions
- Width: 116.5 mm
 Height: 116.5 mm
 Depth: 64.5 mm
- Installation depth
- 46 mm 
- Mounting cut-out
- Cut-out width: 92 mm
 Cut-out height: 92 mm
- IP protection category to IEC 60 529
- IP 54 with chopped-fibre filter 
- IP 56 with chopped-fibre filter and hose-proof hood 
- Protection category NEMA
- Type 12 with chopped-fibre filter 
- Type 3, 3R with chopped-fibre filter and hose-proof hood 
- Pre-fuse
- Miniature circuit-breaker/fuse: 2 A 
- Note
- With the filter fan 3237.XXX, electrical connection is made via two single wires (length approx. 300 mm) on the unit, for all other filter fans, a screwless spring terminal is used 
- Operating temperature range
- -15 °C...55 °C 
- Storage temperature range
- -30 °C...70 °C 
- Noise level
- At 50 Hz: 42 dB(A)
 At 60 Hz: 47 dB(A)
- Packs of
- 1 pc(s). 
- Net weight
- 0.4 kg
- Customs tariff number
- 84145915 
- EAN
- 4028177998285 
- ETIM 9
- EC000320 
- ETIM 8
- EC000320 
- ECLASS 8.0
- 27180716 
- Product description
- 
SK Blue e+ filter fan, 20/25 m³/h, 115 V, 1~, 50 Hz/60 Hz, WHD 116.5 x 116.5 x 64.5 mm, RAL 9005