• Model:FSAF-5

FSAF500C2DB Silencer 541/12

£ 426.64 (excl. VAT)

£ 511.97 (inc. VAT)

Circular attenuator suitable for direct connection to 500mm cased axial fans.

Construction comprises galvanised steel outer casing, end rings fitted with tapped inserts to suit the relevant fan drilling detail. Inner bore is manufactured from perforated galvanised steel spiral tube retaining a 45 kg /m³ density acoustic media with a surface particulate membrane. Fitted with a centrally mounted cylindrical acoustic pod with aerodynamic end domes.

Frequency    Hz 63 125 250 500 1K 2K 4K 8K
Insertion Loss dBW 3 5 8 16 17 17 17 10
1 x ACOAS/ AC/EC Auto Changeover 8Amp2 x ACO8AC/EC AutoChangeover panel1 x Elta ACO Panel 149-ACO14E1 x EC-Vent control board1 x CONTROL ECOWATT - Basic1 x EM30-24 Electro-Mechanical Control Panel1 x ACO 149-ACO1/EDV1 x Elta ACO Panel 149-ACO18B1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 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- 5001 x Easy-fix termination kit - High Rise Ventilator - EFT1 x EM30-24 Control Panel Commissioning Service1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Elta Wall Cowl SWC56/631 x GRA-100 External Grill by S&P1 x Elta Louvre Shutter - 400mm1 x Elta Wall Cowl SWC35/401 x Elta Wall Cowl SWC25/311 x Elta Wall Cowl SWC45/501 x REB-CVF 0-10v Controller1 x UB47- Universal Insulated Terminal1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3001 x Jet Cowl - 315mm1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7102 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Helios TSW MCB Amp Transformer speed controller2 x Vent Axia ACM 100 inline mixed flow duct fan2 x Vent Axia ACM 125 inline mixed flow duct fan2 x Single phase speed controller by auto-transformer - RMB 1.5 Amp2 x TG-K Duct temperature sensor1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp2 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x Elta 3 Amp Electronic single phase speed controller with TK1 x Transformer (silent) speed controller - RE 3.0 Amp1 x Speed Controller - REB52 x Remote Timer Control - 13511 x Multiflow SMB550/4-1AC1 x Transformer (silent) speed controller - RE 5.0 Amp1 x MTP 10, 10K, Speed control1 x Silent 100 Window Kit - windowS1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x CBM 9-9 550w 4P VR (Open Motor)1 x FRQ5-10A Inverter Speed controller1 x Speed Controller - REB11 x Egg Crate Grille with Dust panel filter 1 inch- 595x5951 x AXC TP - 100mm Plastic Centrifugal Inline Fan1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Vent Axia ACM 150 T (Timer Model) inline mixed flow duct fan1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x REU 1.5amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Vent Axia ACM 150 inline mixed flow duct fan1 x Push Timer Switch - ZA41 x CS2 Current Switch1 x Elta 6 Amp Electronic single phase speed controller with TK1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x Helios HQW-630/4 - IP551 x Airvent ceiling fan controller1 x Transformer (silent) speed controller - RE 1.5 Amp1 x Electronic extractor fan speed controller - FSC 1.51 x Transformer Speed Control - RTRE- 7.0Amp1 x Speed Controller - REB1-N1 x PIR Sensor - PIR21 x Vent Axia Silent 100T (TIMER)1 x PIR Sensor - PIR41 x Mini Diffuser - 100mm1 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x Single Deflection Grille 400mm with OBD damper1 x AIRVENT speed control - AIR4019611 x Non Vision 150mm x 150mm (Air Transfer) Grille - With Flange - MILL FINISH1 x Duct Termination with Mesh - 100mm1 x TD160-NT Mixvent - 100mm - TD160 Timer1 x Flat Roof Terminal -OFT 5 - Asphalt1 x RDS 11 Helios Transformer Controller With Motor Protection1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x Transformer Speed Control - RTRE- 1.5Amp1 x Speed Controller - REB2.5-N1 x SAVE VSR 300 heat recovery unit1 x Helios ESA-1 Surface mounted Speed Control 1amp1 x DDMP 12-12 3F 5700W M6M0 DG71 x 100mm Round Connector with Damper1 x Helios HQW-250/4 - IP551 x Transformer 5 Speed Controller - ATC1-4TK1 x Vent Axia ACM 200 inline mixed flow duct fan1 x Isolator Switch - ISOSW1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp
Reviews
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