• 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 CS2 Current Switch4 x Vent Axia ACM 125 inline mixed flow duct fan1 x Helios TSW 1.5 Amp Transformer speed controller2 x Elta 6 Amp Electronic single phase speed controller with TK1 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Temperature Fan Speed Controller - ATCP4-WMS1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Helios TSW 0.3Amp Compact Transformer speed controller3 x Systemair Save Connect 2.0 Internet Module1 x Three Phase Transformer controllers - RMT 1.5 Amp1 x Helios TSW MCB Amp Transformer speed controller1 x MV-B Dual Switch for use with Helios HQW plate fans,1 x ACOAS/ AC/EC Auto Changeover 8Amp2 x Helios HQW-200/2 - IP552 x Envirovent G4 Filter - SL-G4/F71 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6303 x WS - Reversing Switch from Helios Fans1 x MWS 3 – Transformer Controller With Motor Protection2 x TG-K3/NTC10-01 - Duct temperature sensor1 x Helios HQW-630/4 - IP551 x Isolator Switch - ISOSW2 x Vent Axia T-Series Controller1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x Airvent ceiling fan controller1 x TG-K Duct temperature sensor4 x Transformer (silent) speed controller - RE 3.0 Amp1 x Helios HQW-200/4 - IP551 x Easy-fix termination kit - High Rise Ventilator - EFT2 x EC6H - Reversible Group Fan Electronic Controller1 x Speed Controller - REB52 x Electronic extractor fan speed controller - FSC 1.51 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Remote Timer Control - 13511 x TG-R room temperature sensor1 x REE-1 Electronic Speed Controller1 x Elta Variable Speed Drive IP66 - 0.75KW1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Quietflow SQS400-1ECL - Centrifugal Box Fan1 x Elta Variable Speed Drive IP66 - 2.2KW1 x Isolator Switch - EFF-ISO1 x SG-200 Fan Guard for the HQW 2002 x REB-CVF 0-10v Controller1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x Helios PU10 Speed Potentiometer (Flush Mounted)1 x BEAS-control module1 x Transformer Speed Control - RTRE- 12.0Amp3 x MTP 10, 10K, Speed control1 x Silent 100 Window Kit - windowS1 x Helios HQW-315/4 - IP551 x GRA-100 External Grill by S&P1 x Elta Louvre Shutter - 400mm1 x MWS 1.5 – Transformer Controller With Motor Protection1 x PIR Sensor - PIR21 x QPTW 250C Acoustic Twin Fan with Controller1 x Helios HQW-250/4 - IP551 x Elta Wall Cowl SWC45/50
Reviews
DAOSL Back Draft Damper
DAOSL Back Draft Damper
£ 11.49

Look good, works well, except the shaft of the lanellae cuts...