• 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


3 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x MWS 3 – Transformer Controller With Motor Protection1 x Isolator Switch - ISOSW1 x CS2 Current Switch2 x Elta 6 Amp Electronic single phase speed controller with TK2 x MWS 1.5 – Transformer Controller With Motor Protection1 x WS - Reversing Switch from Helios Fans1 x Elta 3 Amp Electronic single phase speed controller with TK1 x Helios HQW-200/2 - IP551 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x EC6H - Reversible Group Fan Electronic Controller1 x TUNE-R-200-3-M1 - Control Damper1 x Remote Timer Control - 13511 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x Transformer Speed Control - RTRE- 12.0Amp1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Transformer Speed Control - RTRE- 7.0Amp1 x Systemair Save Connect 2.0 Internet Module1 x BEAS-control module2 x Helios HQW-200/4 - IP551 x Transformer 5 Speed Controller - ATC1-12TK1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x PIR Sensor - PIR21 x Speed Controller - REB101 x Elta 6 Amp Electronic single phase speed controller.1 x DDMP 12-12 3F 1810W M6A4 DG01 x Helios HQW-250/4 - IP551 x Helios HQW-630/4 - IP551 x DDMP 10-08 3F 2210W M6A4 DG01 x Vent Axia T-Series Controller1 x RDS 7 Helios Transformer Controller With Motor Protection1 x Transformer (silent) speed controller - RE 1.5 Amp1 x CBT-100N Centrifugal1 x SAVE VSR 300 heat recovery unit
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 ...