• 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


1 x Vent Axia ACM 125 inline mixed flow duct fan1 x Run On Timer - 5s - 4hrs - RT5A3 x CS2 Current Switch3 x COM-33 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x Vent Axia ACM 200 inline mixed flow duct fan1 x Remote Timer Control - 13513 x Single phase speed controller by auto-transformer - RMB 1.5 Amp2 x MV-B Dual Switch for use with Helios HQW plate fans,2 x Helios TSW 1.5 Amp Transformer speed controller3 x Isolator Switch - ISOSW2 x MWS 3 – Transformer Controller With Motor Protection1 x Helios ZNE Electronic Fan Overrun Timer1 x ACO8AC/EC AutoChangeover panel1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x Time Delay Unit - DT20B1 x TG-K Duct temperature sensor1 x 7 Day Programmable TIMECLOCK1 x TTC-2000 Three phase electric heater controller1 x Single phase speed controller by auto-transformer - RMB 8.0 Amp2 x TG-K3/NTC10-01 - Duct temperature sensor1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan3 x MWS 1.5 – Transformer Controller With Motor Protection3 x Systemair Save Connect 2.0 Internet Module1 x Elta 6 Amp Electronic single phase speed controller with TK1 x Helios HQW-200/2 - IP551 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x EC-Vent control board2 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Elta ACO Panel 149-ACO18B1 x ACO 149-ACO1/EDV1 x EM30-24 Electro-Mechanical Control Panel1 x Elta ACO Panel 149-ACO14E1 x Transformer 5 Speed Controller - ATC1-12TK1 x CONTROL ECOWATT - Basic1 x Isolator Switch - EFF-ISO2 x TG-R room temperature sensor1 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x MTP 10, 10K, Speed control1 x Envirovent G4 Filter - SL-G4/F71 x EM30-24 Control Panel Commissioning Service1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x EC-Vent Room Unit2 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x EC6H - Reversible Group Fan Electronic Controller1 x PIR Sensor - PIR22 x Multiflow SMB550/4-1AC1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection2 x Helios HQW-630/4 - IP552 x Speed Controller - REB101 x Transformer Speed Control - RTRE- 12.0Amp1 x BEAS-control module1 x Elta Variable Speed Drive IP66 - 0.75KW2 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Transformer Speed Control - RTRE- 7.0Amp1 x Elta - Room Sensor - Temp/Humid/C021 x Helios HQW-200/4 - IP55
Reviews
TD-SILENT 350/125
TD-SILENT 350/125
£ 178.68

Excellent low noise fan, I've got one unit running years and...