• 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


4 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x Push Timer Switch - ZA43 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x Helios ZNE Electronic Fan Overrun Timer3 x MWS 3 – Transformer Controller With Motor Protection1 x Time Delay Unit - DT20B3 x Isolator Switch - ISOSW1 x Multi Input Run On Timer - 0 - 20min - CFCU4 x CS2 Current Switch1 x 7 Day Programmable TIMECLOCK1 x TTC-2000 Three phase electric heater controller2 x Systemair Save Connect 2.0 Internet Module1 x ACO8AC/EC AutoChangeover panel1 x ACOAS/ AC/EC Auto Changeover 8Amp2 x Elta 6 Amp Electronic single phase speed controller with TK2 x Single phase speed controller by auto-transformer - RMB 3.5 Amp2 x TG-K Duct temperature sensor2 x Single phase speed controller by auto-transformer - RMB 8.0 Amp3 x TG-K3/NTC10-01 - Duct temperature sensor1 x Elta ACO Panel 149-ACO14E1 x CONTROL ECOWATT - Basic1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x EC-Vent control board1 x EM30-24 Electro-Mechanical Control Panel2 x Elta Variable Speed Drive IP66 - 0.75KW3 x MWS 1.5 – Transformer Controller With Motor Protection2 x Transformer 5 Speed Controller - ATC1-12TK1 x Helios HQW-200/2 - IP551 x ACO 149-ACO1/EDV2 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR2 x BEAS-control module2 x Vent Axia Silent 100T (TIMER)1 x Silent 100 Window Kit - windowS2 x EC6H - Reversible Group Fan Electronic Controller2 x WS - Reversing Switch from Helios Fans1 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x PIR Sensor - PIR21 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x EC-Vent Room Unit1 x CBS-60 Outlet Flange for CSB/CBT-602 x Transformer (silent) speed controller - RE 1.5 Amp1 x TD Mixvent 800/200 EEXEIIT31 x UB47- Universal Insulated Terminal2 x Speed Controller - REB101 x Helios HQW-630/4 - IP551 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6302 x Elta - Room Sensor - Temp/Humid/C021 x Helios HQW-315/4 - IP551 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x Commercial Single or 3 phase Fan Reversing Switch - RS12 x Helios HQW-200/4 - IP551 x Electronic extractor fan speed controller - FSC 1.51 x CMT-2 120/50 - 0,09Kw - LG270 Single inlet centrifugal fan direct driven1 x Vent Axia T-Series Controller1 x Transformer (silent) speed controller - RE 3.0 Amp1 x Elta 6 Amp Electronic single phase speed controller.1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x PIR Sensor - PIR41 x Flakt Woods ME 1.6 speed controller 6.0amp - EA9011591 x TG-K Duct temperature sensor1 x CFI In-line 425 - Carbon Filter1 x TG-R room temperature sensor1 x MTP 10, 10K, Speed control1 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x Speed Controller - REB11 x CBA-100 Inlet Flange for CBT-1001 x Easy-fix termination kit - High Rise Ventilator - EFT1 x Transformer Speed Control - RTRE- 12.0Amp1 x Airvent ceiling fan controller1 x Speed Controller - REB81 x Transformer 5 Speed Controller - ATC1-4TK1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x KMBI 225 Connector rectangular/circular to install on the discharge of CMT1 x DEF-140T Inlet Guard for the CBT-100N1 x Vent Axia ACM 200 inline mixed flow duct fan1 x EM30-24 Control Panel Commissioning Service
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 ...