• Model:SB250-CON4-3

Biflow SB250-CON4-3 - High Temperature Bifurcated Fan

£ 1,663.74 (excl. VAT)

£ 1,996.49 (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 - 972m3/hr
Speed RPM - 1370
Three Phase - 380V to 415V / 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


1 x Vent Axia ACM 100 inline mixed flow duct fan2 x Helios TSW 3 Amp Transformer speed controller4 x Vent Axia ACM 125 inline mixed flow duct fan3 x Push Timer Switch - ZA42 x Temperature Fan Speed Controller - ATCP4-WMS1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Run On Timer - 5s - 4hrs - RT5A3 x CS2 Current Switch2 x Three Phase Transformer controllers - RMT 1.5 Amp1 x Remote Timer Control - 13511 x Helios TSW 1.5 Amp Transformer speed controller1 x Single phase speed controller by auto-transformer - RMB 1.5 Amp2 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x ELM 20 EX Flexible Cuff for ERM 221 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Helios ZNE Electronic Fan Overrun Timer1 x MV-B Dual Switch for use with Helios HQW plate fans,2 x COM-31 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x 7 Day Programmable TIMECLOCK3 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x CONTROL ECOWATT - Basic3 x MWS 1.5 – Transformer Controller With Motor Protection1 x WS - Reversing Switch from Helios Fans1 x EM30-24 Electro-Mechanical Control Panel1 x EC-Vent control board1 x ACO 149-ACO1/EDV1 x Transformer (silent) speed controller - RE 3.0 Amp1 x Elta ACO Panel 149-ACO18B1 x EC6H - Reversible Group Fan Electronic Controller1 x Systemair Save Connect 2.0 Internet Module1 x Elta Variable Speed Drive IP66 - 0.75KW1 x Elta 6 Amp Electronic single phase speed controller with TK1 x Commercial Single or 3 phase Fan Reversing Switch - RS1
Reviews
TD-SILENT 350/125
TD-SILENT 350/125
£ 178.68

Excellent low noise fan, I've got one unit running years and...