• Model:SB250-CON4-1

Biflow SB250-CON4-1 - High Temperature Bifurcated Fan

£ 1,701.18 (excl. VAT)

£ 2,041.42 (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 - 1,008m3/hr
Speed RPM - 1450
Single Phase - 220V to 240V / 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


PDF Files


Biflow

4 x Transformer Speed Control - RTRE- 7.0Amp1 x Speed Controller - REB101 x SG-200 Fan Guard for the HQW 2004 x PIR Sensor - PIR23 x Vent Axia Silent 100T (TIMER)1 x Helios PU10 Speed Potentiometer (Flush Mounted)2 x MTP 10, 10K, Speed control2 x TD Mixvent 800/200 EEXEIIT34 x UB47- Universal Insulated Terminal1 x Elta Wall Cowl SWC35/401 x TUNE-R-200-3-M1 - Control Damper3 x Speed Controller - REB1-N5 x Transformer Speed Control - RTRE- 1.5Amp2 x Helios HQW-315/4 - IP553 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)4 x Speed Controller - REB84 x QPTW 250C Acoustic Twin Fan with Controller4 x PIR Sensor - PIR41 x CBM 9-9 550w 4P VR (Open Motor)3 x Helios HQW-250/4 - IP554 x MTS10- extractor fan 3 step switch2 x CBA-60 Inlet Flange for CBT-604 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR4 x Speed Controller - REB12 x Elta - Room Sensor - Temp/Humid/C021 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)2 x DDMP 10-08 3F 2210W M6A4 DG01 x MEV Spider Wireless boost Switch - MEV-SWH-W1 x Jet Cowl - 315mm2 x DDMP 12-12 3F 1810W M6A4 DG01 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7103 x Mini Diffuser - 100mm3 x Elta 6 Amp Electronic single phase speed controller.3 x Compact SCD450/4-1AC2 x EBM-Papst D4E225-BC01-17 Double inlet1 x Egg Crate Grille with Dust panel filter 1 inch- 595x5952 x LFBR 315 G4 - Helios Inline Filter Box - 315mm3 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x Single Deflection Grille 400mm with OBD damper2 x TUNE-R-200-3-M4 - Control Damper3 x AIRVENT speed control - AIR4019612 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR4 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR1 x Quietflow SQS100-1ECL - Centrifugal Box Fan6 x CBT-100N Centrifugal3 x Speed Controller - REB2.5-N2 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan3 x REE-2 Electronic Speed Controller1 x ELM 18 EX Flexible Cuff for ERM 181 x Skyflow SSR Horizontal Roof Cowl SSR80B4 x Helios RR-250-C Centrifugal inline fan1 x CMT-2 120/50 - 0,09Kw - LG270 Single inlet centrifugal fan direct driven2 x Duct Termination with Mesh - 355mm2 x Flakt Woods ME 1.6 speed controller 6.0amp - EA9011591 x GXC6EC - High Performance Extract Fan2 x Duct Termination with Mesh - 100mm1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan2 x Speed controller with Reverse - REB-1R3 x Electrostatic Precipitator - 1H x 3W3 x Duct Termination with Mesh - 450mm1 x CSB-60 Centrifugal fan3 x ACO8AC/EC AutoChangeover panel3 x Silent 100 Window Kit - windowS4 x AXC TP - 150mm Plastic Centrifugal Inline Fan4 x SPI-100 C Iris damper2 x RD35S-4DW.6W.3L - 122297 (Three Phase)3 x Flat Roof Terminal -OFT 5 - Asphalt1 x Non Vision 150mm x 150mm (Air Transfer) Grille - With Flange - MILL FINISH1 x Silentub - STUB 1002 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE3 x Transformer 5 Speed Controller - ATC1-4TK1 x Helios TSW 1.5 Amp Transformer speed controller2 x Comefri - TLZ 450 R - High Performance Scroll Fan4 x Helios ESA-1 Surface mounted Speed Control 1amp1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x ENV 100 12v transformer SELV3 x DEF-CBM-RE-7 - Protection Guard1 x Helios TSW 3 Amp Transformer speed controller2 x RDS 1 Helios Transformer Controller With Motor Protection1 x TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan4 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost2 x Speed Controller - REB51 x Contactor Interface Station - CI91 x CO2 Room Sensor - CO2-R2 x EBM-Papst D3G133-BF05-14 Double inlet1 x ACO3TO-ADS-VFC-7.1A1 x CFI In-line 150 - Carbon Filter2 x TD160-NT Mixvent - 100mm - TD160 Timer2 x CPTA-E Flush mounted PIR sensor with timer2 x Helios HQW-355/4 - IP552 x TecFire Intumescent Damper - Rectangular 400x400mm1 x Duct Termination with Mesh - 400mm1 x Vertical Cowl and Fan (Single Phase) - RAV400-4-11 x TUNE-R-200-3-M2 - Control Damper1 x Remote controller FLEX - for VEKO INT1 x Helios TSW 7.5 Amp Transformer speed controller2 x FRQ5-10A Inverter Speed controller2 x VEKA INT 2000/15.0-L1 EKO5 x CBA-100 Inlet Flange for CBT-1001 x Quietflow Twin SQTDCV250-1ECL2 x Elta SPA500/4-1AC - IP542 x 100mm Round Connector with Damper4 x CBS-100 Outlet Flange for CBT-1002 x Elta Variable Speed Drive IP66 - 1.5KW2 x Speed Controller - REB163 x Elta SCP400/4-1AC - IP553 x DDMP 10-10 1F 1000W M6A2 DA52 x Transformer 5 Speed Controller - ATC1-2TK2 x Silent 300 CZ Design PLUS Extractor Fan1 x RUCK MTP 20, 10K, Speed control2 x RDS 11 Helios Transformer Controller With Motor Protection1 x Transformer Speed Control - RTRE- 3.0Amp2 x Elta Variable Speed Drive IP66 - 4.0KW2 x 204x60mm Insulated Rectangular Vertical 45° Bend1 x TUNE-R-200-3-M0 - Control Damper (NO ACTUATOR)2 x MWS 3 – Transformer Controller With Motor Protection1 x Vent Axia SC5001 - Speed controller1 x CS2 Current Switch1 x 7 Day Programmable TIMECLOCK2 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR2 x ELTA - Three Phase Transformer 3amps2 x Duct Termination with Mesh - 150mm1 x CK-60F Kit1 x Round ceiling diffuser 250mm1 x Flakt Woods ME 1.1 speed controller 1amp - EA9011571 x HIMF - Mixed Flow Fan 125mm Inline Fan1 x Egg Crate Grille with Dust panel filter 1 inch- 300x3003 x Transformer Speed Control - RTRE- 5.0Amp1 x Biflow SB250-CON4-3 - High Temperature Bifurcated Fan1 x Biflow SB315-CON4-3 - High Temperature Bifurcated Fan1 x Elta 6 Amp Electronic single phase speed controller with TK1 x Speed Controller - REB61 x Helios HQW-630/4 - IP551 x EFSC-3N- Single Phase Speed Control1 x CBM Low Pressure Centrifugal Fan - CBM 10/8 4 Pole 373watt CVR1 x KAD-225-F400 Rectangle Flexible Connector1 x DS-2 2-Speed Switch (3 Phase)1 x Elta HXP 800mm 6-Pole (Three Phase)1 x Potentiometer EGH 01 - for DDMP Fans1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt C VR1 x Envirovent 4 Way Remote Control Switch - SWHBKRF-41 x Systemair Save Connect 2.0 Internet Module2 x MWS 5 – Transformer Controller With Motor Protection Unit1 x KMBI 225 Connector rectangular/circular to install on the discharge of CMT2 x DEF-140T Inlet Guard for the CBT-100N3 x TG-K3/NTC10-01 - Duct temperature sensor1 x CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven1 x FFR 355 Filter Cassette2 x WSD 100 (1060x1060x70)2 x SD-MUB Vibration pad set2 x VTR 500 STD Filter Kit1 x KBA- Inlet Mounting 2251 x Vortice Quadro Micro 100 I - Standard Version2 x TEM 075 - 5 Speed Transformer Speed Control1 x Polyurethane Foam Media - 10PPI - Filter Media Sheets - Size: 2000mm x 1000mm2 x DDMP 12-12 3F 5700W M6M0 DG72 x DDMP 12-09 1F 1800W M6A4 DA81 x EHB 160 1.0kw - Helios Electric Heater Battery with Control and Sensor.1 x CAD-COMPACT 900 ADVANCED N8 - MVHR unit1 x Biflow SB500-CON2-3 - High Temperature Bifurcated Fan1 x HIMF - Mixed Flow Fan 100mm Inline Fan1 x Round ceiling diffuser 200mm1 x ACOAS/ AC/EC Auto Changeover 8Amp2 x Skyflow SSR Horizontal Roof Cowl SSR31/35B1 x DDMP 10-08 1F 1000W M6A2 DA5
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 ...