• 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 Helios TSD 5.5 Transformer Speed Control (400v)1 x Helios TSD 3.0 Transformer Speed Control (400v)1 x FU 15 40 Frequency Inverter2 x Elta Variable Speed Drive IP66 - 2.2KW1 x FU 15 16 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 5.5KW2 x Elta Variable Speed Drive IP66 - 1.5KW1 x Frequency converter RUCK - FU 075 201 x Elta Variable Speed Drive IP66 - 4.0KW1 x Frequency converter FU 075 14 - IP661 x FU 22 25 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 0.75KW1 x FU 075 52 Frequency Inverter (IP20)2 x FRQ5-4A V2 Inverter Speed Controller1 x FU 22 04 Frequency Inverter1 x Frequency converter RUCK - FU 075 211 x Elta 10 Amp Electronic single phase speed controller.1 x FU 075 04 Frequency Inverter (IP20)1 x Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER1 x ELTA - Three Phase Transformer 10amps1 x ATEX rated 3-phase Speed Control - R-DK4 KT (EX)1 x ELTA - Three Phase Transformer 3amps1 x ELTA - Single Phase Transformer 2amps3 x Electronic extractor fan speed controller - FSC 1.51 x NKS-D swirl diffuser v-300 x 300mm1 x PCA Diffuser - PCA-3153 x EC6H - Reversible Group Fan Electronic Controller1 x Round ceiling diffuser 400mm1 x ELTA - Single Phase Transformer 16amps1 x Airvent ceiling fan controller1 x ELTA - Single Phase Transformer 8amps1 x Curved Blade Grille 600x600 (2way blow)1 x Circular Ceiling Diffuser - TST 2001 x Elta 2 Amp Electronic single phase speed controller.1 x AIRVENT speed control - AIR4019611 x ELTA - Single Phase Transformer 4amps4 x COM-31 x Versio Square Ceiling Diffusers - RS141 x Circular Ceiling Diffuser - TST 1601 x ELTA - Single Phase Transformer 12amps1 x Elta 3 Amp Electronic single phase speed controller.1 x EFSC-3N- Single Phase Speed Control2 x Elta 6 Amp Electronic single phase speed controller with TK1 x JSR 200 Painted RAL50181 x Round ceiling diffuser 300mm1 x Elta Variable Speed Drive IP66 - 0.75KW (1ph to 3ph)1 x EFSC-6N- Single Phase Speed Control2 x Round ceiling diffuser 200mm1 x Balance S Diffuser - NO RING - 100mm1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x PCA Diffuser - PCA-2502 x Elta 6 Amp Electronic single phase speed controller.1 x Elta Variable Speed Drive IP66 - 1.5KW (1ph to 3ph)2 x Remote Timer Control - 13511 x Run On Timer - 5s - 4hrs - RT5A1 x Helios ZNE Electronic Fan Overrun Timer3 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Time Delay Unit - DT20B2 x 7 Day Programmable TIMECLOCK1 x TTC-2000 Three phase electric heater controller1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x ACO8AC/EC AutoChangeover panel1 x Elta ACO Panel 149-ACO14E1 x EM30-24 Electro-Mechanical Control Panel1 x EC-Vent control board2 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 S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x EM30-24 Control Panel Commissioning Service1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x Easy-fix termination kit - High Rise Ventilator - EFT1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Elta Wall Cowl SWC56/631 x Elta Louvre Shutter - 400mm1 x GRA-100 External Grill by S&P1 x Elta Wall Cowl SWC45/501 x Elta Wall Cowl SWC25/311 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3001 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7101 x Jet Cowl - 315mm1 x Egg Crate Grille with Dust panel filter 1 inch- 595x5951 x Single Deflection Grille 400mm with OBD damper1 x Helios VDS-7 Three Phase Transformer 5-Step1 x FRQ-10A V2 Inverter Speed controller1 x Balance S Diffuser - NO RING - 125mm1 x Circular Ceiling Diffuser - TST 1251 x Circular Ceiling Diffuser - TST 1002 x Vent Axia ACM 150 inline mixed flow duct fan2 x Transformer 5 Speed Controller - ATC1-12TK1 x ELTA - Single Phase Transformer 10amps2 x Push Timer Switch - ZA41 x Round ceiling diffuser 350mm2 x Three Phase Transformer controllers - RMT 1.5 Amp3 x Vent Axia ACM 125 inline mixed flow duct fan1 x TG-K Duct temperature sensor1 x CONTROL ECOWATT - Basic3 x Remote controller FLEX - for VEKO INT2 x Helios TSW 7.5 Amp Transformer speed controller1 x Vent Axia ACM 200 inline mixed flow duct fan2 x Transformer (silent) speed controller - RE 3.0 Amp2 x Commercial Single or 3 phase Fan Reversing Switch - RS12 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan3 x Transformer 5 Speed Controller - ATC1-4TK1 x Transformer (silent) speed controller - RE 5.0 Amp1 x REB-CVF 0-10v Controller1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x REE-2 Electronic Speed Controller1 x MEV Spider Wireless boost Switch - MEV-SWH-W1 x QPTW 250C Acoustic Twin Fan with Controller1 x MTS10- extractor fan 3 step switch1 x PIR Sensor - PIR21 x EBM-Papst D4E225-BC01-17 Double inlet1 x PIR Sensor - PIR41 x Speed Controller - REB11 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x SAVE VSR 300 heat recovery unit1 x Mini Diffuser - 100mm1 x Egg Crate Grille with Dust panel filter 1 inch- 300x3001 x Silentub - STUB 1001 x Duct Termination with Mesh - 100mm1 x Biflow SB250-CON4-3 - High Temperature Bifurcated Fan1 x Quietflow Twin SQTDCV250-1ECL1 x Helios TSW 1.5 Amp Transformer speed controller1 x Non Vision 150mm x 150mm (Air Transfer) Grille - With Flange - MILL FINISH1 x 100mm Round Connector with Damper1 x CFI In-line 150 - Carbon Filter1 x Elta SCP400/4-1AC - IP552 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan2 x Transformer 5 Speed Controller - ATC1-8TK1 x Transformer 5 Speed Controller - ATC1-10TK1 x Vent Axia ACM 100 inline mixed flow duct fan2 x CS2 Current Switch2 x MWS 3 – Transformer Controller With Motor Protection2 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x Isolator Switch - ISOSW1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven2 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT2 x Helios HQW-200/2 - IP551 x MWS 1.5 – Transformer Controller With Motor Protection2 x Envirovent G4 Filter - SL-G4/F72 x Helios HQW-630/4 - IP551 x Two Speed Switch - REGUL-21 x TG-K3/NTC10-01 - Duct temperature sensor1 x CBS-60 Outlet Flange for CSB/CBT-602 x Vent Axia T-Series Controller1 x Helios HQW-200/4 - IP551 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x Transformer (silent) speed controller - RE 1.5 Amp
Reviews
DAOSL Back Draft Damper
DAOSL Back Draft Damper
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Look good, works well, except the shaft of the lanellae cuts...