• 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

1 x Elta SCP500/4-3AC - IP551 x Ducting 90 Degree Bend - 355mm1 x HRB/4-450-35-BPN1 x Male Ducting Connector - 800mm1 x Ancillary Pack for SLC-4001 x ZAC- 630 -4-31 x Soler & Palau - TGT/4-450-6/0.55kW 32 Degree1 x Elta 10 Amp Electronic single phase speed controller.1 x NKS-D swirl diffuser v-300 x 300mm1 x Circular Ceiling Diffuser - TST 1251 x ELTA - Single Phase Transformer 2amps1 x Balance S Diffuser - NO RING - 125mm1 x PCA Diffuser - PCA-3154 x Electronic extractor fan speed controller - FSC 1.51 x Circular Ceiling Diffuser - TST 2001 x Circular Ceiling Diffuser - TST 1001 x Curved Blade Grille 600x600 (2way blow)4 x EC6H - Reversible Group Fan Electronic Controller1 x Round ceiling diffuser 400mm1 x Circular Ceiling Diffuser - TST 1601 x 5-Speed Controller for use with Elta SAX Classic Fans3 x Elta 6 Amp Electronic single phase speed controller with TK1 x ELTA - Single Phase Transformer 16amps1 x Balance S Diffuser - NO RING - 100mm1 x EFSC-3N- Single Phase Speed Control4 x Elta 3 Amp Electronic single phase speed controller with TK1 x Elta 3 Amp Electronic single phase speed controller.1 x ELTA - Single Phase Transformer 8amps1 x Round ceiling diffuser 200mm2 x Airvent ceiling fan controller1 x ELTA - Single Phase Transformer 12amps1 x AIRVENT speed control - AIR4019611 x ELTA - Single Phase Transformer 4amps1 x Round ceiling diffuser 300mm4 x COM-31 x Round ceiling diffuser 250mm1 x Round ceiling diffuser 350mm1 x EFSC-6N- Single Phase Speed Control1 x Elta 6 Amp Electronic single phase speed controller.1 x PCA Diffuser - PCA-2501 x ELTA - Single Phase Transformer 10amps3 x Remote Timer Control - 13511 x Run On Timer - 5s - 4hrs - RT5A1 x Helios ZNE Electronic Fan Overrun Timer3 x Push Timer Switch - ZA41 x Time Delay Unit - DT20B2 x Multi Input Run On Timer - 0 - 20min - CFCU2 x 7 Day Programmable TIMECLOCK1 x TTC-2000 Three phase electric heater controller1 x ACO8AC/EC AutoChangeover panel1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x Elta ACO Panel 149-ACO14E1 x EC-Vent control board1 x CONTROL ECOWATT - Basic1 x ACO 149-ACO1/EDV1 x EM30-24 Electro-Mechanical Control Panel4 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan2 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans2 x Vent Axia ACM 150 inline mixed flow duct fan2 x Helios TSW 7.5 Amp Transformer speed controller2 x Helios TSW 0.3Amp Compact Transformer speed controller1 x RTRD - Three Phase Speed Controller - 2 Amp3 x Transformer 5 Speed Controller - ATC1-12TK3 x Helios TSW 3 Amp Transformer speed controller4 x Systemair Save Connect 2.0 Internet Module3 x Three Phase Transformer controllers - RMT 1.5 Amp2 x Vent Axia ACM 100 inline mixed flow duct fan3 x Helios TSW MCB Amp Transformer speed controller2 x Helios TSW 1.5 Amp Transformer speed controller4 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan2 x Remote controller FLEX - for VEKO INT2 x Transformer 5 Speed Controller - ATC1-4TK2 x Transformer 5 Speed Controller - ATC1-10TK1 x Transformer 5 Speed Controller - ATC1-8TK2 x Envirovent 4 Way Remote Control Switch - SWHBKRF-43 x MWS 3 – Transformer Controller With Motor Protection1 x DEF-140T Inlet Guard for the CBT-100N4 x Single phase speed controller by auto-transformer - RMB 1.5 Amp4 x Vent Axia ACM 125 inline mixed flow duct fan3 x CS2 Current Switch4 x Isolator Switch - ISOSW2 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x TG-K Duct temperature sensor2 x Single phase speed controller by auto-transformer - RMB 8.0 Amp2 x Helios HQW-200/2 - IP551 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x Elta ACO Panel 149-ACO18B2 x BEAS-control module2 x Envirovent G4 Filter - SL-G4/F74 x WS - Reversing Switch from Helios Fans4 x MWS 1.5 – Transformer Controller With Motor Protection1 x RDS 7 Helios Transformer Controller With Motor Protection3 x Helios TSW 10 Amp Transformer speed controller1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x EM30-24 Control Panel Commissioning Service3 x Vent Axia T-Series Controller2 x Helios HQW-630/4 - IP551 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x Easy-fix termination kit - High Rise Ventilator - EFT3 x Transformer (silent) speed controller - RE 3.0 Amp2 x Two Speed Switch - REGUL-21 x RDS 11 Helios Transformer Controller With Motor Protection2 x MV-B Dual Switch for use with Helios HQW plate fans,1 x ERR 20/1 Centrifugal inline fan4 x Helios HQW-200/4 - IP553 x TG-K3/NTC10-01 - Duct temperature sensor1 x CBS-60 Outlet Flange for CSB/CBT-601 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3552 x REE-1 Electronic Speed Controller1 x 220x90mm Insulated Rectangular Vertical 45° Bend1 x Insulated extract Plenum 8+11 x Insulated extract Plenum 6+13 x Speed Controller - REB51 x Vent Axia ACM 200 inline mixed flow duct fan1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x ERR 31/1 Centrifugal inline fan3 x TG-R room temperature sensor2 x Multiflow SMB550/4-1AC1 x Quietflow SQS400-1ECL - Centrifugal Box Fan2 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS2 x Commercial Single or 3 phase Fan Reversing Switch - RS12 x Transformer (silent) speed controller - RE 1.5 Amp1 x Transformer (silent) speed controller - RE 5.0 Amp1 x Transformer Speed Control - RTRE- 7.0Amp1 x Speed Controller - REB102 x Temperature Fan Speed Controller - ATCP4-WMS1 x SG-200 Fan Guard for the HQW 2001 x Elta Variable Speed Drive IP66 - 2.2KW2 x Isolator Switch - EFF-ISO1 x Elta Wall Cowl SWC56/631 x Helios PU10 Speed Potentiometer (Flush Mounted)2 x Transformer Speed Control - RTRE- 12.0Amp1 x Elta Variable Speed Drive IP66 - 0.75KW1 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x REB-CVF 0-10v Controller2 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)
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 ...