• 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 Systemair Save Connect 2.0 Internet Module1 x Transformer Speed Control - RTRE- 7.0Amp1 x Transformer (silent) speed controller - RE 5.0 Amp1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x CBA-60 Inlet Flange for CBT-601 x Speed Controller - REB102 x Electronic extractor fan speed controller - FSC 1.51 x EM30-24 Control Panel Commissioning Service2 x Speed Controller - REB51 x Helios HQW-315/4 - IP551 x BEAS-control module2 x Transformer Speed Control - RTRE- 1.5Amp2 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x Helios HQW-200/2 - IP551 x MEV Spider Wireless boost Switch - MEV-SWH-W1 x Easy-fix termination kit - High Rise Ventilator - EFT1 x Two Speed Switch - REGUL-21 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x MTS10- extractor fan 3 step switch1 x Transformer (silent) speed controller - RE 3.0 Amp1 x TG-K3/NTC10-01 - Duct temperature sensor1 x Helios HQW-630/4 - IP551 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Remote Timer Control - 13511 x Multiflow SMB550/4-1AC1 x REE-1 Electronic Speed Controller1 x SG-200 Fan Guard for the HQW 2001 x REE-2 Electronic Speed Controller1 x Helios HQW-200/4 - IP551 x REB-CVF 0-10v Controller1 x MTP 10, 10K, Speed control3 x DEF-CBM-RE-7 - Protection Guard1 x QPTW 250C Acoustic Twin Fan with Controller2 x Vent Axia Silent 100T (TIMER)1 x TD Mixvent 800/200 EEXEIIT31 x Elta Variable Speed Drive IP66 - 2.2KW1 x Transformer (silent) speed controller - RE 1.5 Amp1 x TUNE-R-200-3-M1 - Control Damper1 x Speed Controller - REB11 x KKS 100 silencer-section - For use with the MUB 100 size Fans.1 x RDS 11 Helios Transformer Controller With Motor Protection3 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x DDMP 12-12 3F 1810W M6A4 DG01 x EBM-Papst D3G133-BF05-14 Double inlet1 x Helios HQW-250/4 - IP551 x Vent Axia SC5001 - Speed controller1 x Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans.1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x Elta 10 Amp Electronic single phase speed controller.1 x VTR 300 STD Filter Kit1 x PIR Sensor - PIR21 x EBM-Papst D4E225-BC01-17 Double inlet1 x Transformer speed controller - ATC1 - 1.5 Amps1 x Elta Wall Cowl SWC56/631 x RDH FLEX-SQUARE - ADH/RDH 04501 x Compact SCD450/4-1AC1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Vent Axia ACM 125 inline mixed flow duct fan1 x GXC6EC - High Performance Extract Fan1 x CBT-100N Centrifugal1 x Elta Wall Cowl SWC35/401 x Silent 100 Window Kit - windowS1 x Contactor Interface Station - CI91 x Elta 6 Amp Electronic single phase speed controller.1 x Elta Variable Speed Drive IP66 - 0.75KW
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 ...