• 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

3 x Elta 6 Amp Electronic single phase speed controller with TK1 x Elta 10 Amp Electronic single phase speed controller.1 x NKS-D swirl diffuser v-300 x 300mm1 x Circular Ceiling Diffuser - TST 1251 x PCA Diffuser - PCA-3151 x ELTA - Single Phase Transformer 2amps1 x Circular Ceiling Diffuser - TST 2001 x Round ceiling diffuser 400mm1 x Balance S Diffuser - NO RING - 125mm1 x JSR 200 Painted RAL50181 x Curved Blade Grille 600x600 (2way blow)2 x Electronic extractor fan speed controller - FSC 1.51 x Versio Square Ceiling Diffusers - RS141 x EC6H - Reversible Group Fan Electronic Controller1 x Circular Ceiling Diffuser - TST 1601 x Balance S Diffuser - NO RING - 100mm1 x Round ceiling diffuser 200mm1 x Elta 3 Amp Electronic single phase speed controller with TK1 x Elta 2 Amp Electronic single phase speed controller.1 x Elta 3 Amp Electronic single phase speed controller.1 x ELTA - Single Phase Transformer 8amps1 x ELTA - Single Phase Transformer 16amps1 x Airvent ceiling fan controller1 x Round ceiling diffuser 300mm1 x AIRVENT speed control - AIR4019611 x ELTA - Single Phase Transformer 4amps1 x Round ceiling diffuser 350mm1 x ELTA - Single Phase Transformer 12amps1 x Round ceiling diffuser 250mm2 x COM-31 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x Elta 6 Amp Electronic single phase speed controller.1 x EFSC-6N- Single Phase Speed Control1 x Elta Variable Speed Drive IP66 - 0.75KW (1ph to 3ph)1 x PCA Diffuser - PCA-2501 x Elta Variable Speed Drive IP66 - 1.5KW (1ph to 3ph)1 x ELTA - Single Phase Transformer 10amps1 x Run On Timer - 5s - 4hrs - RT5A1 x EC-Vent Room Unit1 x EM30-24 Control Panel Commissioning Service1 x GRA-100 External Grill by S&P1 x Elta Louvre Shutter - 400mm1 x Elta Wall Cowl SWC25/311 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Helios TSW 7.5 Amp Transformer speed controller1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x Remote controller FLEX - for VEKO INT1 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)2 x Transformer (silent) speed controller - RE 3.0 Amp1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x REE-2 Electronic Speed Controller1 x QPTW 250C Acoustic Twin Fan with Controller2 x Multi Input Run On Timer - 0 - 20min - CFCU1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE2 x Push Timer Switch - ZA41 x Vent Axia ACM 150 inline mixed flow duct fan2 x Three Phase Transformer controllers - RMT 1.5 Amp2 x Remote Timer Control - 13512 x Isolator Switch - ISOSW1 x Helios ZNE Electronic Fan Overrun Timer1 x ELTA 49S-A1729 over run timer1 x 7 Day Programmable TIMECLOCK1 x EM10-24v Control Panel for FSD-C dampers1 x 220x90mm Insulated Rectangular Vertical 90° Bend1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x Transformer 5 Speed Controller - ATC1-4TK1 x Transformer (silent) speed controller - RE 1.5 Amp2 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x Elta ACO Panel 149-ACO18B1 x Systemair Save Connect 2.0 Internet Module1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Transformer Speed Control - RTRE- 1.5Amp1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x Speed Controller - REB51 x Easy-fix termination kit - High Rise Ventilator - EFT1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans2 x Helios HQW-630/4 - IP551 x Transformer 5 Speed Controller - ATC1-10TK2 x Vent Axia ACM 200 inline mixed flow duct fan1 x Vent Axia ACM 100 inline mixed flow duct fan1 x Transformer 5 Speed Controller - ATC1-8TK1 x Vent Axia ACM 125 inline mixed flow duct fan1 x CBA-60 Inlet Flange for CBT-601 x Helios HQW-315/4 - IP551 x BEAS-control module1 x Elta ACO Panel 149-ACO14E1 x EC-Vent control board1 x CONTROL ECOWATT - Basic1 x CBS-60 Outlet Flange for CSB/CBT-601 x EM30-24 Electro-Mechanical Control Panel1 x TG-K3/NTC10-01 - Duct temperature sensor1 x ERR 20/1 Centrifugal inline fan1 x WS - Reversing Switch from Helios Fans1 x Helios HQW-200/2 - IP551 x TG-R room temperature sensor1 x Vent Axia T-Series Controller1 x MTS10- extractor fan 3 step switch1 x DEF-140T Inlet Guard for the CBT-100N1 x Transformer (silent) speed controller - RE 5.0 Amp1 x Two Speed Switch - REGUL-21 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x Isolator Switch - EFF-ISO1 x DEF-CBM-RE-7 - Protection Guard1 x Helios HQW-400/4 - IP551 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Speed Controller - REB1-N
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 ...