• 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 Elta 6 Amp Electronic single phase speed controller with TK2 x TG-K Duct temperature sensor1 x Elta 3 Amp Electronic single phase speed controller with TK2 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT4 x MWS 1.5 – Transformer Controller With Motor Protection1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp3 x WS - Reversing Switch from Helios Fans2 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x Transformer 5 Speed Controller - ATC1-12TK2 x Helios HQW-200/2 - IP552 x EC6H - Reversible Group Fan Electronic Controller1 x EM30-24 Control Panel Commissioning Service1 x Envirovent G4 Filter - SL-G4/F71 x KMBI 225 Connector rectangular/circular to install on the discharge of CMT1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5004 x Helios HQW-200/4 - IP551 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x BEAS-control module2 x Transformer Speed Control - RTRE- 7.0Amp1 x Easy-fix termination kit - High Rise Ventilator - EFT3 x Electronic extractor fan speed controller - FSC 1.51 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR2 x TG-K3/NTC10-01 - Duct temperature sensor1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp2 x Helios HQW-630/4 - IP551 x CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven2 x Vent Axia T-Series Controller1 x Speed Controller - REB101 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted4 x Transformer (silent) speed controller - RE 3.0 Amp1 x DEF-140T Inlet Guard for the CBT-100N3 x Vent Axia Silent 100T (TIMER)1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x TUNE-R-200-3-M1 - Control Damper2 x PIR Sensor - PIR21 x Two Speed Switch - REGUL-21 x MTP 10, 10K, Speed control2 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x Speed controller with Reverse - REB-1R1 x Elta 6 Amp Electronic single phase speed controller.2 x Transformer Speed Control - RTRE- 12.0Amp2 x CBS-60 Outlet Flange for CSB/CBT-603 x SG-200 Fan Guard for the HQW 2002 x Helios HQW-250/4 - IP553 x MV-B Dual Switch for use with Helios HQW plate fans,2 x RDH FLEX-SQUARE - ADH/RDH 04501 x PIR Sensor - PIR44 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x CBT-100N Centrifugal1 x Quietflow SQS400-1ECL - Centrifugal Box Fan2 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Transformer 5 Speed Controller - ATC1-2TK1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Transformer (silent) speed controller - RE 1.5 Amp2 x CBA-60 Inlet Flange for CBT-601 x EBM-Papst D4E225-BC01-17 Double inlet1 x Helios RR-250-C Centrifugal inline fan1 x Elta Variable Speed Drive IP66 - 0.75KW1 x TG-R room temperature sensor1 x CBM Low Pressure Centrifugal Fan - CBM 9/9 4 Pole 550watt 3V (3-Speed)
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 ...