• 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 TG-K Duct temperature sensor2 x Elta 6 Amp Electronic single phase speed controller with TK2 x Elta 3 Amp Electronic single phase speed controller with TK1 x EM30-24 Electro-Mechanical Control Panel3 x WS - Reversing Switch from Helios Fans4 x MWS 1.5 – Transformer Controller With Motor Protection1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x Electronic extractor fan speed controller - FSC 1.51 x EC-Vent Room Unit1 x Elta ACO Panel 149-ACO18B1 x Systemair Save Connect 2.0 Internet Module2 x EC6H - Reversible Group Fan Electronic Controller3 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x Transformer Speed Control - RTRE- 12.0Amp2 x Envirovent G4 Filter - SL-G4/F72 x BEAS-control module2 x Helios HQW-200/2 - IP551 x Vent Axia T-Series Controller1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x Two Speed Switch - REGUL-21 x TG-K3/NTC10-01 - Duct temperature sensor1 x EM30-24 Control Panel Commissioning Service1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5002 x Transformer 5 Speed Controller - ATC1-12TK1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x Transformer (silent) speed controller - RE 3.0 Amp1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x Helios HQW-630/4 - IP551 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven2 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x Remote Timer Control - 1351
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 ...