• 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 1.5 Amp1 x Helios ZNE Electronic Fan Overrun Timer1 x MWS 3 – Transformer Controller With Motor Protection1 x Time Delay Unit - DT20B1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x ACO8AC/EC AutoChangeover panel1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x Helios HQW-200/2 - IP551 x 7 Day Programmable TIMECLOCK4 x BEAS-control module1 x TTC-2000 Three phase electric heater controller3 x Elta 6 Amp Electronic single phase speed controller with TK2 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted3 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x EM30-24 Electro-Mechanical Control Panel1 x Elta ACO Panel 149-ACO14E3 x Systemair Save Connect 2.0 Internet Module1 x CONTROL ECOWATT - Basic3 x Transformer 5 Speed Controller - ATC1-12TK3 x TG-K3/NTC10-01 - Duct temperature sensor2 x Envirovent G4 Filter - SL-G4/F73 x Helios HQW-200/4 - IP551 x EC-Vent control board1 x Elta ACO Panel 149-ACO18B1 x Isolator Switch - EFF-ISO3 x MWS 1.5 – Transformer Controller With Motor Protection1 x ACO 149-ACO1/EDV2 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)2 x EC6H - Reversible Group Fan Electronic Controller3 x Speed Controller - REB102 x SG-200 Fan Guard for the HQW 2001 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6302 x Helios HQW-630/4 - IP551 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS2 x Multiflow SMB550/4-1AC2 x Elta Variable Speed Drive IP66 - 0.75KW1 x WS - Reversing Switch from Helios Fans2 x Helios HQW-250/4 - IP551 x EM30-24 Control Panel Commissioning Service1 x PIR Sensor - PIR21 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x MTP 10, 10K, Speed control1 x Helios TSW 1.5 Amp Transformer speed controller2 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x RDH FLEX-SQUARE - ADH/RDH 04501 x UB47- Universal Insulated Terminal1 x Airvent ceiling fan controller1 x Helios TSW 7.5 Amp Transformer speed controller2 x MV-B Dual Switch for use with Helios HQW plate fans,2 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Vent Axia Silent 100T (TIMER)1 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x REE-1 Electronic Speed Controller1 x AXC TP - 150mm Plastic Centrifugal Inline Fan
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