• 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
2 x Helios TSW 3 Amp Transformer speed controller1 x Circular Ceiling Diffuser - TST 1251 x PCA Diffuser - PCA-3151 x Circular Ceiling Diffuser - TST 1001 x Circular Ceiling Diffuser - TST 2001 x Round ceiling diffuser 400mm1 x Curved Blade Grille 600x600 (2way blow)1 x JSR 200 Painted RAL50181 x Versio Square Ceiling Diffusers - RS141 x Balance S Diffuser - NO RING - 100mm1 x Round ceiling diffuser 200mm1 x Round ceiling diffuser 300mm1 x PCA Diffuser - PCA-2502 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 - DT20B3 x Multi Input Run On Timer - 0 - 20min - CFCU1 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 ACO 149-ACO1/EDV1 x EM30-24 Electro-Mechanical Control Panel1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x EC-Vent Room Unit3 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Balance S Diffuser - NO RING - 125mm1 x Round ceiling diffuser 250mm3 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x Vent Axia T-Series Controller3 x Electronic extractor fan speed controller - FSC 1.54 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 Remote controller FLEX - for VEKO INT1 x Helios TSW 7.5 Amp Transformer speed controller2 x Transformer 5 Speed Controller - ATC1-12TK3 x Three Phase Transformer controllers - RMT 1.5 Amp3 x Vent Axia ACM 150 inline mixed flow duct fan3 x Vent Axia ACM 200 inline mixed flow duct fan3 x Vent Axia ACM 100 inline mixed flow duct fan1 x DEF-140T Inlet Guard for the CBT-100N4 x Isolator Switch - ISOSW3 x COM-32 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans2 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven3 x Elta 6 Amp Electronic single phase speed controller with TK2 x TG-K Duct temperature sensor2 x WS - Reversing Switch from Helios Fans1 x BEAS-control module3 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)3 x Transformer (silent) speed controller - RE 3.0 Amp1 x Envirovent 4 Way Remote Control Switch - SWHBKRF-41 x Helios TSW MCB Amp Transformer speed controller3 x Vent Axia ACM 125 inline mixed flow duct fan1 x CS2 Current Switch4 x Systemair Save Connect 2.0 Internet Module1 x MV-B Dual Switch for use with Helios HQW plate fans,2 x MWS 1.5 – Transformer Controller With Motor Protection1 x CONTROL ECOWATT - Basic1 x CBS-60 Outlet Flange for CSB/CBT-602 x Envirovent G4 Filter - SL-G4/F73 x TG-K3/NTC10-01 - Duct temperature sensor2 x Helios HQW-200/4 - IP551 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT1 x Helios TSW 0.3Amp Compact Transformer speed controller3 x RRB- transformer controller1 x Speed Controller - REB51 x Speed Controller - REB101 x TG-R room temperature sensor1 x Elta ACO Panel 149-ACO18B1 x Transformer 5 Speed Controller - ATC1-2TK1 x KMBI 225 Connector rectangular/circular to install on the discharge of CMT1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x Helios HQW-200/2 - IP551 x CBA-60 Inlet Flange for CBT-601 x FAST-TRACK RANGE 75mm - Click Ring (1 bag of 10)1 x Isolator Switch - EFF-ISO1 x CBM 9-9 550w 4P VR (Open Motor)1 x Transformer Speed Control - RTRE- 1.5Amp1 x EM30-24 Control Panel Commissioning Service2 x Transformer (silent) speed controller - RE 1.5 Amp1 x Transformer 5 Speed Controller - ATC1-4TK1 x Airvent ceiling fan controller1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x Easy-fix termination kit - High Rise Ventilator - EFT1 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x Transformer Speed Control - RTRE- 7.0Amp1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x Speed Controller - REB1-N1 x MTS10- extractor fan 3 step switch1 x Helios TSW 1.5 Amp Transformer speed controller1 x Elta 10 Amp Electronic single phase speed controller.
Reviews
Transformer (silent) speed controller - RE 1.5 Amp
Transformer (silent) speed controller - RE 1.5 Amp
£ 132.29

Unbelievable! With TDmixvent500: noise reduction minimum 50%...