• 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 Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x TG-K Duct temperature sensor1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x Helios HQW-200/2 - IP552 x Single phase speed controller by auto-transformer - RMB 8.0 Amp2 x TG-K3/NTC10-01 - Duct temperature sensor2 x Envirovent G4 Filter - SL-G4/F72 x EC6H - Reversible Group Fan Electronic Controller3 x MWS 1.5 – Transformer Controller With Motor Protection2 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x Systemair Save Connect 2.0 Internet Module1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp3 x Speed Controller - REB103 x WS - Reversing Switch from Helios Fans2 x Transformer Speed Control - RTRE- 7.0Amp2 x Helios HQW-630/4 - IP551 x Electronic extractor fan speed controller - FSC 1.52 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR2 x Vent Axia T-Series Controller1 x CBS-60 Outlet Flange for CSB/CBT-601 x CBA-60 Inlet Flange for CBT-601 x CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven1 x Transformer 5 Speed Controller - ATC1-12TK1 x Transformer (silent) speed controller - RE 3.0 Amp1 x Elta Variable Speed Drive IP66 - 2.2KW2 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x Transformer Speed Control - RTRE- 12.0Amp1 x PIR Sensor - PIR21 x REE-1 Electronic Speed Controller1 x Two Speed Switch - REGUL-21 x RDH FLEX-SQUARE - ADH/RDH 04501 x EBM-Papst D4E225-BC01-17 Double inlet1 x Helios HQW-200/4 - IP55
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 ...