• Model:SB250-CON2-3

Biflow SB250-CON2-3 - High Temperature Bifurcated Fan

£ 1,641.00 (excl. VAT)

£ 1,969.20 (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 - 2,037.6m3/hr
Speed RPM - 2780
Three Phase - 380V to 415V / 50Hz
Max Power Absorbed - 0.250kW
Suitable for operating temperatures up to +200°C
DBA @ 3m - 61dB 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 EC6H - Reversible Group Fan Electronic Controller3 x WS - Reversing Switch from Helios Fans2 x Electronic extractor fan speed controller - FSC 1.52 x BEAS-control module2 x MWS 1.5 – Transformer Controller With Motor Protection1 x CBS-60 Outlet Flange for CSB/CBT-602 x Envirovent G4 Filter - SL-G4/F74 x Transformer (silent) speed controller - RE 3.0 Amp1 x Single phase speed controller by auto-transformer - RMB 1.5 Amp2 x Remote Timer Control - 13511 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6302 x Helios HQW-200/2 - IP551 x Easy-fix termination kit - High Rise Ventilator - EFT1 x Vent Axia T-Series Controller2 x Commercial Single or 3 phase Fan Reversing Switch - RS12 x Helios HQW-630/4 - IP552 x Transformer (silent) speed controller - RE 1.5 Amp2 x REE-1 Electronic Speed Controller1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3552 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x TG-K3/NTC10-01 - Duct temperature sensor1 x CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven2 x Transformer Speed Control - RTRE- 12.0Amp3 x Helios HQW-200/4 - IP551 x CBA-60 Inlet Flange for CBT-603 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Airvent ceiling fan controller1 x Elta Wall Cowl SWC56/631 x Transformer Speed Control - RTRE- 7.0Amp1 x CBM 9-9 550w 4P VR (Open Motor)1 x EBM-Papst D4E225-BC01-17 Double inlet2 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)2 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x TUNE-R-200-3-M1 - Control Damper1 x Transformer Speed Control - RTRE- 1.5Amp1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS2 x Helios HQW-315/4 - IP552 x Vent Axia ACM 200 inline mixed flow duct fan1 x Speed Controller - REB51 x Helios PU10 Speed Potentiometer (Flush Mounted)2 x TG-R room temperature sensor1 x Elta Wall Cowl SWC35/401 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Elta Variable Speed Drive IP66 - 0.75KW1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)
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 ...