• 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 MV-B Dual Switch for use with Helios HQW plate fans,1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x 7 Day Programmable TIMECLOCK2 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Helios HQW-200/4 - IP551 x Multiflow SMB550/4-1AC2 x Transformer (silent) speed controller - RE 5.0 Amp1 x Elta Variable Speed Drive IP66 - 0.75KW1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x Isolator Switch - EFF-ISO4 x Helios HQW-315/4 - IP554 x SG-200 Fan Guard for the HQW 2001 x Elta Wall Cowl SWC56/633 x REB-CVF 0-10v Controller3 x Elta Variable Speed Drive IP66 - 2.2KW1 x Helios PU10 Speed Potentiometer (Flush Mounted)2 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x CBM 9-9 550w 4P VR (Open Motor)1 x CBA-60 Inlet Flange for CBT-604 x Transformer Speed Control - RTRE- 1.5Amp5 x MTP 10, 10K, Speed control3 x Speed Controller - REB1-N2 x TUNE-R-200-3-M1 - Control Damper1 x GRA-100 External Grill by S&P4 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)3 x MTS10- extractor fan 3 step switch5 x Vent Axia Silent 100T (TIMER)2 x Speed Controller - REB101 x Elta Louvre Shutter - 400mm2 x Silent 100 Window Kit - windowS1 x Elta Wall Cowl SWC35/406 x QPTW 250C Acoustic Twin Fan with Controller2 x Transformer Speed Control - RTRE- 7.0Amp1 x Elta Wall Cowl SWC45/504 x PIR Sensor - PIR21 x TD Mixvent 800/200 EEXEIIT32 x Helios HQW-250/4 - IP554 x Speed Controller - REB13 x UB47- Universal Insulated Terminal1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x DEF-CBM-RE-7 - Protection Guard4 x PIR Sensor - PIR41 x Jet Cowl - 315mm3 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR3 x VTR 300 STD Filter Kit1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3004 x Elta 6 Amp Electronic single phase speed controller.2 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7102 x EBM-Papst D4E225-BC01-17 Double inlet2 x DDMP 10-08 3F 2210W M6A4 DG03 x Speed Controller - REB82 x Elta - Room Sensor - Temp/Humid/C021 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x Isolator Switch - ISOSW4 x Transformer speed controller - ATC1 - 1.5 Amps1 x Elta 10 Amp Electronic single phase speed controller.2 x REE-2 Electronic Speed Controller4 x DDMP 12-12 3F 1810W M6A4 DG02 x Compact SCD450/4-1AC3 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan2 x Elta Variable Speed Drive IP66 - 1.5KW1 x GXC6EC - High Performance Extract Fan1 x FRQ5-10A Inverter Speed controller2 x Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans.1 x ELM 18 EX Flexible Cuff for ERM 184 x CBT-100N Centrifugal2 x Mini Diffuser - 100mm2 x LFBR 315 G4 - Helios Inline Filter Box - 315mm2 x SAVE VSR 300 heat recovery unit1 x Vent Axia SC5001 - Speed controller1 x EBM-Papst D3G133-BF05-14 Double inlet2 x Contactor Interface Station - CI92 x TUNE-R-200-3-M4 - Control Damper1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR2 x Silentub - STUB 1002 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR4 x AIRVENT speed control - AIR4019612 x Elta 3 Amp Electronic single phase speed controller with TK1 x Elta 2 Amp Electronic single phase speed controller.1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Speed controller with Reverse - REB-1R2 x Helios TSW 1.5 Amp Transformer speed controller1 x Transformer Speed Control - RTRE- 5.0Amp2 x RD35S-4DW.6W.3L - 122297 (Three Phase)1 x TD160-NT Mixvent - 100mm - TD160 Timer2 x SPI-100 C Iris damper4 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost2 x Transformer 5 Speed Controller - ATC1-4TK1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x TG-K3/NTC10-01 - Duct temperature sensor2 x Speed Controller - REB2.5-N2 x ACO8AC/EC AutoChangeover panel1 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x Elta 6 Amp Electronic single phase speed controller with TK1 x Vertical Cowl and Fan (Single Phase) - RAV400-4-11 x VTR 500 STD Filter Kit2 x ENV 100 12v transformer SELV2 x CBM 12-12 1100w 6P Three Phase1 x 100mm Round Connector with Damper1 x Flat Roof Terminal -OFT 5 - Asphalt1 x HIMF - Mixed Flow Fan 100mm Inline Fan1 x VEKA INT 2000/15.0-L1 EKO1 x Duct Termination with Mesh - 355mm1 x Non Vision 150mm x 150mm (Air Transfer) Grille - With Flange - MILL FINISH
BD9/9 centrifugal M4 0.35Kw
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