• 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

1 x SG-200 Fan Guard for the HQW 2002 x Transformer Speed Control - RTRE- 1.5Amp1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x MTS10- extractor fan 3 step switch1 x Helios HQW-250/4 - IP551 x Compact SCD450/4-1AC1 x Elta 2 Amp Electronic single phase speed controller.1 x Elta 6 Amp Electronic single phase speed controller.1 x Elta - Room Sensor - Temp/Humid/C021 x Elta Variable Speed Drive IP66 - 1.5KW3 x ELM 18 EX Flexible Cuff for ERM 182 x Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans.3 x RD35S-4DW.6W.3L - 122297 (Three Phase)2 x SPI-100 C Iris damper1 x Speed Controller - REB11 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost2 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR3 x Vent Axia ACM 200 inline mixed flow duct fan1 x Comefri - TLZ 450 R - High Performance Scroll Fan1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR2 x KBA- inlet mounting flange for CRMT 2501 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF450/4-1AC - Single Phase1 x ACO8AC/EC AutoChangeover panel1 x PIR Sensor - PIR41 x Elta Variable Speed Drive IP66 - 5.5KW1 x DDMP 10-08 3F 2210W M6A4 DG01 x Elta Standard Ambient Flexible Connector - 560mm1 x GENIOX 11 Internal Mounted Unit1 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x Transformer Speed Control - RTRE- 5.0Amp1 x Helios TSW 3 Amp Transformer speed controller1 x ELTA - Three Phase Transformer 3amps1 x RUCK MTP 20, 10K, Speed control2 x CBA-100 Inlet Flange for CBT-1001 x Remote Timer Control - 13511 x Mini Diffuser - 100mm1 x Silent 300 CZ Design PLUS Extractor Fan1 x EC Trickle and boost module - IP561 x Helios HQW-200/4 - IP553 x TUNE-R-250-3-M0 - Control Damper (NO ACTUATOR)1 x SQUARE MIXED FLOW FAN - MFQ 560mm (Three Phase)1 x Elta Standard Ambient Flexible Connector - 710mm1 x Speed Controller - REB162 x DS-2 2-Speed Switch (3 Phase)1 x 125mm Round Connector with Damper1 x FU 15 16 Frequency Inverter1 x Elta SCP400/4-1AC - IP551 x Helios ESA-1 Surface mounted Speed Control 1amp1 x Quietflow Twin SQTDCV250-1ECL1 x CBM Low Pressure Centrifugal Fan - CBM 7/7 6 Pole 72watt CVR1 x ADH E0-450 Flange - 0450 ADHE/RDHE2 x CMT-2 180/75 0.75KW - Single inlet centrifugal fan with inlet and outlet flange connections - 200mm1 x Biflow SB250-CON4-3 - High Temperature Bifurcated Fan2 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt 3V (3-Speed)1 x Biflow SB315-CON4-3 - High Temperature Bifurcated Fan1 x Access Door for Circular Duct - 400 x 300 - SIZE 451 x Vent Axia Trickle & Boost Switch1 x Helios HQW-355/4 - IP551 x ERM180EXE Bracket1 x Quietflow SQS250-1ECL - Centrifugal Box Fan2 x Clearflow CF Roof Mounted Vertical Discharge Centrifugal Fan - CF315/4-1AC - Single Phase1 x GENIOX 11 Roof Mounted External Unit1 x Duct Termination with Mesh - 450mm1 x Duct Termination with Mesh - 100mm1 x Backdraught Shutters 039-SFSV-63/711 x Chaysol Da 12/12 CMAL - 736 Watt - 6 Pole1 x Soler & Palau - Contra Rotating TCBTx2-560 - IP652 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt C VR1 x KBA- Inlet Mounting 1801 x DS-2/2 2-Speed Switch IP54 (Single Phase)1 x BDS 500/560 RA b/d shutter1 x Nicotra RDH G2E7-04501 x Comefri - TLZ 225 R - High Performance Scroll Fan1 x Silent 100 Window Kit - windowS1 x Round ceiling diffuser 400mm1 x Transformer Speed Control - RTRE- 3.0Amp1 x HIMF - Mixed Flow Fan 100mm Inline Fan1 x DA9/9-NT1 x AXC TP - 150mm Plastic Centrifugal Inline Fan1 x Binks Bullows - Spray Booth Filter2 x Comefri - TLZ 560 R - High Performance Scroll Fan2 x CBS-100 Outlet Flange for CBT-1002 x RDS 1 Helios Transformer Controller With Motor Protection1 x Three Phase Transformer controllers - RMT 1.5 Amp1 x AL 315 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x UB47- Universal Insulated Terminal2 x Duct Termination with Mesh - 150mm1 x FRQ5-4A V2 Inverter Speed Controller1 x Speed Controller - REB1-N1 x VKS 355-500 Automatic shutter1 x PM230-TF, AC 230V Damper Actuator, Spring Return, 2 x SPDT, 72C Thermal Fuse1 x Two Speed Switch - REGUL-21 x Rectangular Airbrick Adaptor2 x Insulated extract Plenum 8+12 x Insulated extract Plenum 6+11 x Vent Axia ACM 150 inline mixed flow duct fan1 x Vent Axia ACM 100 inline mixed flow duct fan1 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)
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 ...