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Casals > Documentation > Document library

SB-3 EEC in-line low profile fan

The SB-3 EEC family are low profile boxed centrifugal fans with EC outer rotor, available with:
  • double filtration stage: SB-3 FILTER EEC and SBC-3 FILTER EEC
  • acoustic insulation: SB-3 PLUS EEC and SBC-3 FILTER EEC
  • double stage filtration and acoustic insulation: SB-3 PLUS FILTER EEC and SBC-3 PLUS FILTER EEC
 
 

ADVANCED ECODESIGN, ACCORDING TO ERP 2022

High efficiency filter fans. It complies with the ecodesign requirements of ErP2022, both in the ventilation unit and in the impeller, before what is required by European Law.
 
The new SB-3 EEC are equipped with a high-efficiency EC electronic motor that allows us to reduce consumption and increase performance, in addition to being fully regulated.
 
Maximum flow rates: 445 - 6.800 m³/h
 
 

GREAT FIT: CIRCULAR AND RECTANGULAR INLET

All versions are available in circular and rectangular inlets to adapt to any type of duct:
  • From Ø125mm in diameter to Ø560mm in the case of SBC-3 EEC with circular inlet.
  • From 300x150mm to 800x600mm in the case of the SB-3EEC with rectangular inlet.
  • In both cases, the adaptation to the duct can be carried out directly without an adapter.
 
It has up to 600 Pa of pressure available, which makes it ideal to be placed in ducted installations.
 
 
 

SB-3 EEC QUIET SUITABLE FOR VERY TIGHT SPACES

The low profile box allows installation in very confined spaces and if it is the insulated version, the SB-3 PLUS EEC and SB-3 PLUS FILTER EEC, have 45mm thickness of rock wool that confers great acoustic insulation, with a 60% reduction in the sound level compared to the non-isolated versions. This characteristic makes it ideal for homes and establishments where silence is essential.
 
These fans incorporate deflector fins to improve the performance of the set and reduce the sound level by 7%.
 

DOUBLE STAGE FILTRATION AND EASY MAINTENANCE

Ease of maintenance and inspection by simply removing the lower panel secured with screws. This makes it especially interesting for versions with filters since they must be replaced periodically for their correct operation and to guarantee air quality.
 
The SB-3 FILTER EEC and SB-3 PLUS FILTER EEC versions have one (ISO COARSE≥60% (G4)) or two stages (ISO COARSE≥60% (G4) and ISO ePM1≥50% (F7)) low pressure drop filtration.
 
 
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