• Model:SB250-CON2-3

Biflow SB250-CON2-3 - High Temperature Bifurcated Fan

£ 1,641.00 (excl. VAT)

£ 1,969.20 (inc. VAT)

A range of bifurcated axial fans, specially developed with motor out of the airstream to handle more hostile air movement applications.

Max Duty - 2,037.6m3/hr
Speed RPM - 2780
Three Phase - 380V to 415V / 50Hz
Max Power Absorbed - 0.250kW
Suitable for operating temperatures up to +200°C
DBA @ 3m - 61dB Inlet

High Temperature
Class H motors out of the airstream are not effected by contaminates in the ventilated air. Suitable for elevated temperatures of up to 200°C.
Efficient Performance
High Efficiency Adjustable pitch aerofoil impellers are provided with blades made from high quality pressure die cast aluminium.
Weather Resistance
The fans are suitable for external mounting as standard.
Long Life
Motor is isolated from hot and contaminated air, prolonging the life of the fan. Motors are foot mounted, totally enclosed fan cooled, IP55, with sealed for life bearings with a standard industrial paint finish and Class H insulation to EN 60034-5.
Impeller
Adjustable pitch aerofoil impellers are provided with blades made from high quality pressure die cast aluminium (LM6), natural finish. Impellers are factory set at an angle to provide maximum performance. The hubs are manufactured from die cast aluminium alloy (LM24). Assembled impellers are to be dynamically balanced to ISO 14694 Grade G6.3.

Typical Applications
• Kitchen Extract
• Spray Booths
• Hot Gas Situations
• Corrosive Atmospheres
• Boiler Houses
• Heavy Industrial


1 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x CS2 Current Switch1 x MWS 3 – Transformer Controller With Motor Protection2 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x TG-K Duct temperature sensor1 x Systemair Save Connect 2.0 Internet Module4 x Elta 6 Amp Electronic single phase speed controller with TK2 x Helios HQW-200/2 - IP551 x Elta 3 Amp Electronic single phase speed controller with TK2 x TG-K3/NTC10-01 - Duct temperature sensor2 x BEAS-control module1 x Single phase speed controller by auto-transformer - RMB 8.0 Amp2 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x Transformer 5 Speed Controller - ATC1-12TK3 x Speed Controller - REB101 x MTP 10, 10K, Speed control3 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x CBM 9-9 550w 4P VR (Open Motor)1 x EC6H - Reversible Group Fan Electronic Controller1 x Elta 6 Amp Electronic single phase speed controller.4 x Helios HQW-200/4 - IP551 x Flakt Woods ME 1.6 speed controller 6.0amp - EA9011591 x KMBI 225 Connector rectangular/circular to install on the discharge of CMT2 x Transformer (silent) speed controller - RE 1.5 Amp1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)2 x EBM-Papst D4E225-BC01-17 Double inlet2 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS2 x Elta Variable Speed Drive IP66 - 1.5KW (1ph to 3ph)2 x WS - Reversing Switch from Helios Fans2 x Multiflow SMB550/4-1AC3 x MWS 1.5 – Transformer Controller With Motor Protection2 x RD35S-4DW.6W.3L - 122297 (Three Phase)2 x Airvent ceiling fan controller1 x CFI In-line 425 - Carbon Filter1 x Duct Termination with Mesh - 100mm1 x Transformer Speed Control - RTRE- 3.0Amp2 x Vent Axia T-Series Controller2 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR2 x Transformer Speed Control - RTRE- 7.0Amp2 x Helios ESA-1 Surface mounted Speed Control 1amp3 x Elta Variable Speed Drive IP66 - 0.75KW1 x CO2 Room Sensor - CO2-R1 x Round ceiling diffuser 250mm3 x Transformer (silent) speed controller - RE 3.0 Amp1 x REE-1 Electronic Speed Controller1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x Easy-fix termination kit - High Rise Ventilator - EFT1 x CBT-100N Centrifugal1 x CBA-100 Inlet Flange for CBT-1001 x Speed Controller - REB2.5-N2 x Speed Controller - REB52 x SG-200 Fan Guard for the HQW 2002 x Helios HQW-250/4 - IP551 x CBB-60N Centrifugal1 x Envirovent G4 Filter - SL-G4/F71 x CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven1 x Helios HQW-630/4 - IP551 x Vent Axia ACM 125 inline mixed flow duct fan1 x PIR Sensor - PIR21 x PIR Sensor - PIR41 x TUNE-R-200-3-M1 - Control Damper1 x TUNE-R-200-3-M4 - Control Damper1 x Speed Controller - REB81 x Vent Axia ACM 150 inline mixed flow duct fan1 x Vent Axia ACM 200 inline mixed flow duct fan1 x Vent Axia ACM 100 inline mixed flow duct fan1 x MV-B Dual Switch for use with Helios HQW plate fans,1 x DEF-140T Inlet Guard for the CBT-100N1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 58.40

I have a loft mount extractor fan which was very noisy. I ...