• Model:SB250-CON4-1

Biflow SB250-CON4-1 - High Temperature Bifurcated Fan

£ 1,701.18 (excl. VAT)

£ 2,041.42 (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 - 1,008m3/hr
Speed RPM - 1450
Single Phase - 220V to 240V / 50Hz
Max Power Absorbed - 0.120kW
Suitable for operating temperatures up to +200°C
DBA @ 3m - 48dB 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


PDF Files


Biflow

2 x Helios HQW-630/4 - IP552 x TG-K3/NTC10-01 - Duct temperature sensor2 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x Elta 3 Amp Electronic single phase speed controller with TK1 x Remote Timer Control - 13511 x REE-1 Electronic Speed Controller1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection2 x Helios HQW-200/4 - IP551 x CMT-2 225/090 1.1KW - Single inlet centrifugal fan direct driven2 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x Transformer (silent) speed controller - RE 1.5 Amp1 x Elta ACO Panel 149-ACO18B1 x EC-Vent Room Unit1 x Systemair Save Connect 2.0 Internet Module1 x Helios HQW-200/2 - IP551 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS4 x MWS 1.5 – Transformer Controller With Motor Protection4 x WS - Reversing Switch from Helios Fans1 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x EM30-24 Control Panel Commissioning Service1 x EC6H - Reversible Group Fan Electronic Controller1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x Elta Variable Speed Drive IP66 - 0.75KW1 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x Transformer Speed Control - RTRE- 7.0Amp1 x Helios PU10 Speed Potentiometer (Flush Mounted)2 x Transformer 5 Speed Controller - ATC1-12TK2 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x Easy-fix termination kit - High Rise Ventilator - EFT1 x Transformer 5 Speed Controller - ATC1-2TK2 x Electronic extractor fan speed controller - FSC 1.51 x Helios HQW-315/4 - IP551 x Vent Axia T-Series Controller1 x Speed Controller - REB101 x Speed Controller - REB51 x EBM-Papst D4E225-BC01-17 Double inlet1 x Transformer (silent) speed controller - RE 3.0 Amp1 x Isolator Switch - EFF-ISO1 x Multiflow SMB550/4-1AC1 x Vent Axia ACM 200 inline mixed flow duct fan
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 ...