• Model:SB250-CON4-3

Biflow SB250-CON4-3 - High Temperature Bifurcated Fan

£ 1,663.74 (excl. VAT)

£ 1,996.49 (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 - 972m3/hr
Speed RPM - 1370
Three Phase - 380V to 415V / 50Hz
Max Power Absorbed - 0.120kW
Suitable for operating temperatures up to +200°C
DBA @ 3m - 48dB 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


2 x Helios TSW 10 Amp Transformer speed controller1 x Helios TSW 1.5 Amp Transformer speed controller1 x TTC-2000 Three phase electric heater controller1 x CONTROL ECOWATT - Basic1 x EC-Vent control board1 x Elta ACO Panel 149-ACO14E1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x ACO 149-ACO1/EDV1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3553 x Systemair Save Connect 2.0 Internet Module1 x Elta ACO Panel 149-ACO18B1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x EC-Vent Room Unit1 x Elta Wall Cowl SWC56/631 x EM30-24 Control Panel Commissioning Service1 x Elta Wall Cowl SWC25/311 x Elta Wall Cowl SWC45/501 x Elta Louvre Shutter - 400mm1 x Elta Wall Cowl SWC35/401 x GRA-100 External Grill by S&P1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7101 x 220x90mm 90 Degree Vertical Bend1 x Helios GigaBox 560mm GBW 560/4 centrifugal1 x Etaline 400mm D2-01 3-phase1 x CAD-COMPACT 500 ADVANCED N8 - MVHR unit1 x Ziehl-Abegg - GR56I-ZID.GL.CR1 x GEO Ground Source Heat Exchanger1 x Jetflow-HIT Metal inline - 100mm1 x HCFB/4-315mm plastic impeller plate fan1 x HRB/4-315-APN1 x Soler & Palau - HCBT/4-315/H - IP651 x EnergiSava 210 Low Energy Heat Recovery Unit1 x Hydor HPA315/4-1A1 x EnergiSava 260 Compact Heat Recovery unit - ESAVA2601 x Akor Controller Switch1 x AKOR GD - Spare Motor1 x Spiral Duct Grille Termination - 355mm1 x Elta Unpodded Silencer Melinex 1D-500mm1 x Elta Unpodded Silencer 1D-250mm1 x Circular Inline Silencers - 600mm - 600mm1 x FSAF1000C1DA SILENCER 1070/161 x Elta Podded Silencer 2D- 710mm1 x FSAF1250C1DA Silencer 1320/201 x Elta Podded Silencer 2D- 900mm1 x Spiral Ducting 3 Meters - 710mm1 x Ducting 45 Degree Bend - 400mm1 x Elta Unpodded Silencer Melinex 1D-450mm1 x Elta Unpodded Silencer 1D-800mm1 x Elta Unpodded Silencer 1D-500mm1 x Elta Unpodded Silencer Melinex 1D-560mm1 x Elta Unpodded Silencer Melinex 2D-560mm1 x FSAF315B2DX Silencer 355/81 x FSAF1000B1DB Silencer 1043/241 x Elta Unpodded Silencer Melinex 2D-450mm1 x Elta Podded Silencer 1D - 630mm - Compact1 x KD 200 L1 Circular duct fan1 x Elta Podded Silencer 1D- 710mm1 x HRT/4-315-BPN1 x KABT/4- 12000/5601 x Elta SCP315/4-1AC - IP551 x CAD-COMPACT 900 ADVANCED N8 - MVHR unit1 x AKOR Spare Filter1 x Ducting 15 Degree Bend - 1000mm1 x Elta Unpodded Silencer 2D-500mm1 x Genius Whole house unit -1 x Jetflow-HIT Metal inline - 200mm1 x HCGT/2-315/L-AMXN E7201 x Soler & Palau - HCBT/2-315/H - IP651 x Spiral Ducting 3 Meters - 400mm1 x MV EC 100 Multivent1 x Spiral Ducting 3 Meters - 1000mm1 x TD250 (110v) Mixvent - 100mm - TD2501 x Duct Tape - Temperature-resistant flexible sealing Duct Tape - 50 Mtr1 x AKOR T3/7 Spare Motor1 x Elta Unpodded Silencer Melinex 2D-1000mm Dia2 x Multiflow SMB550/4-1AC1 x filter pack (set of 2) pt no. 4438891 x Ducting 30 Degree Bend - 1000mm1 x Duct Mounted Filter Box - MINICELL F7 Grade Panel Filter 315mm Spigot1 x Etamaster EM 200 EC 01 inline mix-vent fan1 x KV 200 L Sileo1 x G4 extract filter for IDEO HR unit1 x Ducting T Piece Equal - 180mm1 x Ducting 45 Degree Bend - 1000mm1 x Ducting 90 Degree Bend - 1000mm1 x Female Ducting Connector - 1000mm1 x JETLINE-200 - In Line Centrifugal Duct Fan1 x Metal Inline Fan - VENT-100NK1 x Rosenberg DQ 1000-8 plate axial fan1 x HRT/4-350-BPN E211 x Soler & Palau - HXBR/4-315/H - IP542 x GENIOX 11 Internal Mounted Unit1 x F7 Mini-Cell panel filter - 594 x 5942 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x Envirovent Silent MV160/100S Mixvent - 100mm - (5 year warranty)1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Remote controller FLEX - for VEKO INT2 x Transformer 5 Speed Controller - ATC1-2TK1 x Helios TSW 7.5 Amp Transformer speed controller1 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Helios TSW 3 Amp Transformer speed controller1 x RTRD - Three Phase Speed Controller - 2 Amp1 x MWS 5 – Transformer Controller With Motor Protection Unit2 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x MWS-75 Transformer controller with TK -7.5A1 x RTRD - Three Phase Speed Controller - 7 Amp2 x Vent Axia ACM 125 inline mixed flow duct fan1 x MWS 3 – Transformer Controller With Motor Protection2 x TG-K Duct temperature sensor1 x 7 Day Programmable TIMECLOCK1 x TEM 035 - 5 Speed Transformer Speed Control1 x Elta 6 Amp Electronic single phase speed controller with TK1 x MWS 1.5 – Transformer Controller With Motor Protection2 x TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan2 x WS - Reversing Switch from Helios Fans2 x 5-Speed Controller for use with Elta SAX Classic Fans2 x Remote Timer Control - 13512 x Speed Controller - REB31 x Electronic extractor fan speed controller - FSC 1.52 x Speed Controller - REB52 x Transformer (silent) speed controller - RE 3.0 Amp1 x Helios HQW-630/4 - IP551 x Speed Controller - REB101 x RTRDU 3 Phase Trickle & Boost 5 Step Speed Controller - 2 Amps2 x EC6H - Reversible Group Fan Electronic Controller2 x Airvent ceiling fan controller1 x ELM 18 EX Flexible Cuff for ERM 182 x CBS-60 Outlet Flange for CSB/CBT-601 x Transformer (silent) speed controller - RE 1.5 Amp1 x Helios HQW-200/4 - IP551 x Speed Controller - REB1-N1 x Transformer (silent) speed controller - RE 5.0 Amp1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x Rectangular Airbrick Adaptor1 x Transformer Speed Control - RTRE- 7.0Amp1 x RR EC 160 Centrifugal inline fan - Energy Efficient Motor1 x Transformer Speed Control - RTRE- 5.0Amp1 x REB-CVF 0-10v Controller1 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x Elta Variable Speed Drive IP66 - 0.75KW1 x MTP 10, 10K, Speed control1 x Speed Controller - REB11 x Transformer Speed Control - RTRE- 1.5Amp1 x PIR Sensor - PIR21 x Multileaf Volume Control Dampers -500/500 Rectangular Flanged1 x MTS10- extractor fan 3 step switch1 x CBA-60 Inlet Flange for CBT-601 x PIR Sensor - PIR41 x Speed Controller - REB2.5-N1 x Vent Axia Silent 100T (TIMER)1 x Silent 100 Window Kit - windowS2 x Helios TSW MCB Amp Transformer speed controller1 x Elta Variable Speed Drive IP66 - 2.2KW1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x CBT-100N Centrifugal1 x UB47- Universal Insulated Terminal1 x Contactor Interface Station - CI91 x QPTW 250C Acoustic Twin Fan with Controller1 x Elta 2 Amp Electronic single phase speed controller.1 x Silentub - STUB 1001 x Mini Diffuser - 100mm1 x Elta Variable Speed Drive IP66 - 4.0KW1 x Round ceiling diffuser 400mm1 x Elta 6 Amp Electronic single phase speed controller.1 x Elta 3 Amp Electronic single phase speed controller.1 x Elta - Room Sensor - Temp/Humid/C021 x AIRVENT speed control - AIR4019611 x GXC6EC - High Performance Extract Fan1 x Elta Variable Speed Drive IP66 - 1.5KW1 x VEKA INT 2000/15.0-L1 EKO1 x SAVE VSR 300 heat recovery unit1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x Electrostatic Precipitator - 1H x 3W1 x TD160-NT Mixvent - 100mm - TD160 Timer1 x KKS 100 silencer-section - For use with the MUB 100 size Fans.1 x CK-60F Kit1 x CO2 Room Sensor - CO2-R1 x Helios RR-250-C Centrifugal inline fan1 x IR24-P - Presence detector1 x VTR 500 STD Filter Kit1 x DEF-900AN1 x CBT-80N Centrifugal1 x HIMF - Mixed Flow Fan 100mm Inline Fan1 x CBA-100 Inlet Flange for CBT-1001 x Potentiometer EGH 01 - for DDMP Fans1 x Duct Termination with Mesh - 710mm1 x Duct Termination with Mesh - 100mm1 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x Vertical Cowl and Fan (Single Phase) - RAV400-4-11 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x KBA- Inlet Mounting 2251 x FU 15 40 Frequency Inverter1 x Helios ESA-1 Surface mounted Speed Control 1amp1 x TUNE-R-250-3-M0 - Control Damper (NO ACTUATOR)1 x ACO3TO-ADS-VFC-7.1A1 x KBA- Inlet Mounting 1801 x WSD 100 (1060x1060x70)1 x CBB-60N Centrifugal1 x Duct Termination with Mesh - 150mm1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt 3V (3-Speed)1 x RUCK MTP 20, 10K, Speed control1 x HIMF - Mixed Flow Fan 125mm Inline Fan1 x Compact SCD450/4-3AC1 x DPD 12PM Delivery Surcharge1 x AKOR Mounting Plate for GD model(VIM166423)1 x Binks Bullows - Spray Booth Filter1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt C VR1 x Duct Termination with Mesh - 450mm1 x CBB-80N Centrifugal1 x CBM 9/7 4p 420W RE-VR1 x Transformer 5 Speed Controller - ATC1-4TK1 x REU 3amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x REU 1.5amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x RDS 7 Helios Transformer Controller With Motor Protection1 x Vent Axia ACM 100 inline mixed flow duct fan1 x Trickle And Boost controller for use with the SLP EC Slimpak fans1 x Two Speed Switch - REGUL-21 x GX6EC - High Performance Extract Fan1 x ERR 31/1 Centrifugal inline fan1 x REE-2 Electronic Speed Controller1 x DEF-CBM-RE-7 - Protection Guard1 x Speed Controller - REB81 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x CBM 9/7 4 Pole 373watt VR (Open Motor)1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x CBM 10/10 - 373watt - 6 Pole1 x DVG-H 560D4/F400 IE2 - Smoke extract roof unit1 x 204x60mm Insulated Rectangular Horizontal 90° Bend1 x Ancillary Pack for SLC-800 for 4 Pole and SLC-800/6B-3AC1 x 110 x 54mm Round to Rectangular Adaptor - Long1 x CBP-18/18-RC Belt Driven Centrifugal Fans1 x SPI-150 C Iris damper1 x DVG-V 560D4/F400 IE21 x Run On Timer - 5s - 4hrs - RT5A1 x CCpro 40 (1CC9402) Long Casing Extension1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x Transformer 5 Speed Controller - ATC1-10TK1 x Three Phase Transformer controllers - RMT 1.5 Amp1 x EBM-Papst D2E097-BK76-98 Double inlet1 x MTV-1/010 Controller 0 to 10V+1 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x CBM 9-9 550w 4P VR (Open Motor)1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x TDP-D Pressure Sensor with Display1 x Temperature Controller - EDTW1 x MV-B Dual Switch for use with Helios HQW plate fans,1 x RTRD - Three Phase Speed Controller - 4 Amp1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x ERR 20/1 Centrifugal inline fan1 x REE-1 Electronic Speed Controller1 x Helios HQW-200/2 - IP551 x Elta 3 Amp Electronic single phase speed controller with TK1 x Speed Controller - REB61 x Helios HQW-315/4 - IP551 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x Transformer Speed Control - RTRE- 3.0Amp1 x Skyflow SSR Horizontal Roof Cowl SSR80B1 x ELM 25 EX Flexible Cuff for ERM 251 x SG-200 Fan Guard for the HQW 2001 x RSK355 - Back Draught Shutter1 x RSK400 - Back Draught Shutter1 x FFR 355 Filter Cassette1 x Helios HQW-250/4 - IP551 x DDMP 09/09 Mounting Flange1 x ELM 20 EX Flexible Cuff for ERM 221 x TUNE-R-200-3-M4 - Control Damper1 x Speed Controller - REB161 x BDS 800 RA b/d shutter1 x RTRD - Three Phase Speed Controller - 14 Amp1 x Transformer Speed Control - RTRE- 12.0Amp1 x CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven1 x TUNE-R-315-3-M4 - Control Damper1 x KBA- Inlet Mounting 2801 x Singleflow SSDL315-1EC1 x 204x60mm Insulated Rectangular Horizontal 45° Bend1 x LFBR 160 G4 - Helios Inline Filter Box - 160mm1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x 220x90mm Insulated Rectangular Vertical 45° Bend1 x 220x90mm Insulated Rectangular Horizontal 45° Bend1 x CSB-60 Centrifugal fan1 x Double Inlet Forward Curved Centrifugal Fans - FDA-450-CM1 x 204x60mm Insulated Rectangular Vertical 45° Bend2 x Envirovent 4 Way Remote Control Switch - SWHBKRF-42 x Vent Axia ACM 150 inline mixed flow duct fan2 x Control with reverse - CR3001 x Isolator Switch - ISOSW1 x DEF-140T Inlet Guard for the CBT-100N2 x KMBI 225 Connector rectangular/circular to install on the discharge of CMT2 x Envirovent G4 Filter - SL-G4/F72 x Vent Axia T-Series Controller2 x KMBI 315 Connector rectangular/circular to install on the discharge of CMT1 x TG-K3/NTC10-01 - Duct temperature sensor1 x Elta 10 Amp Electronic single phase speed controller.
Reviews
DAOSL Back Draft Damper
DAOSL Back Draft Damper
£ 11.49

Look good, works well, except the shaft of the lanellae cuts...