• 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


2 x Push Timer Switch - ZA41 x Run On Timer - 5s - 4hrs - RT5A1 x Temperature Fan Speed Controller - ATCP4-WMS1 x Helios ZNE Electronic Fan Overrun Timer1 x Helios TSW 1.5 Amp Transformer speed controller3 x CS2 Current Switch2 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)2 x COM-31 x Time Delay Unit - DT20B1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x TTC-2000 Three phase electric heater controller3 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x 7 Day Programmable TIMECLOCK2 x MV-B Dual Switch for use with Helios HQW plate fans,1 x ACO8AC/EC AutoChangeover panel1 x ACOAS/ AC/EC Auto Changeover 8Amp3 x Isolator Switch - ISOSW1 x MWS 3 – Transformer Controller With Motor Protection1 x WS - Reversing Switch from Helios Fans1 x EC-Vent control board2 x MWS 1.5 – Transformer Controller With Motor Protection1 x EM30-24 Electro-Mechanical Control Panel1 x TG-K3/NTC10-01 - Duct temperature sensor3 x Elta 6 Amp Electronic single phase speed controller with TK2 x Elta Variable Speed Drive IP66 - 0.75KW2 x Commercial Single or 3 phase Fan Reversing Switch - RS13 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x Elta ACO Panel 149-ACO18B2 x Systemair Save Connect 2.0 Internet Module1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x EC-Vent Room Unit1 x TG-R room temperature sensor1 x Transformer (silent) speed controller - RE 1.5 Amp1 x Helios HQW-200/4 - IP551 x Elta Variable Speed Drive IP66 - 2.2KW1 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x Isolator Switch - EFF-ISO1 x ACO 149-ACO1/EDV
Reviews
Transformer (silent) speed controller - RE 1.5 Amp
Transformer (silent) speed controller - RE 1.5 Amp
£ 132.29

Unbelievable! With TDmixvent500: noise reduction minimum 50%...