• 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 Duct Split Rings (Pair) -560mm1 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 PCA Diffuser - PCA-3151 x Electronic extractor fan speed controller - FSC 1.51 x Curved Blade Grille 600x600 (2way blow)1 x Circular Ceiling Diffuser - TST 2001 x EC6H - Reversible Group Fan Electronic Controller1 x Circular Ceiling Diffuser - TST 1001 x Elta 2 Amp Electronic single phase speed controller.1 x Round ceiling diffuser 400mm1 x Elta 6 Amp Electronic single phase speed controller with TK1 x EFSC-3N- Single Phase Speed Control1 x ELTA - Single Phase Transformer 8amps1 x ELTA - Single Phase Transformer 16amps1 x Airvent ceiling fan controller1 x Elta 3 Amp Electronic single phase speed controller with TK1 x 5-Speed Controller for use with Elta SAX Classic Fans1 x Circular Ceiling Diffuser - TST 1601 x Balance S Diffuser - NO RING - 100mm1 x ELTA - Single Phase Transformer 12amps1 x Elta 3 Amp Electronic single phase speed controller.1 x Round ceiling diffuser 300mm2 x ELTA - Single Phase Transformer 4amps2 x COM-31 x AIRVENT speed control - AIR4019611 x Round ceiling diffuser 200mm1 x Round ceiling diffuser 250mm1 x EFSC-6N- Single Phase Speed Control1 x Round ceiling diffuser 350mm1 x Elta 6 Amp Electronic single phase speed controller.1 x PCA Diffuser - PCA-2501 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 CONTROL ECOWATT - Basic1 x EC-Vent control board1 x EM30-24 Electro-Mechanical Control Panel1 x ACO 149-ACO1/EDV1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x Elta ACO Panel 149-ACO18B2 x Systemair Save Connect 2.0 Internet Module1 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 U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x EM30-24 Control Panel Commissioning Service1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 3551 x EBM-Papst D2E097-BK76-98 Double inlet1 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 Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3001 x Jet Cowl - 315mm1 x Egg Crate Grille with Dust panel filter 1 inch- 595x5951 x Single Deflection Grille 400mm with OBD damper2 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x Rectangular Airbrick Adaptor1 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 Vent Axia ACM 150 inline mixed flow duct fan1 x Transformer 5 Speed Controller - ATC1-12TK1 x Three Phase Transformer controllers - RMT 1.5 Amp1 x Helios TSW MCB Amp Transformer speed controller1 x Helios TSW 10 Amp Transformer speed controller1 x Vent Axia ACM 200 inline mixed flow duct fan1 x Vent Axia ACM 125 inline mixed flow duct fan1 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 Isolator Switch - ISOSW1 x TG-K Duct temperature sensor1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x REU 1.5amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Helios TSW 7.5 Amp Transformer speed controller1 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Transformer 5 Speed Controller - ATC1-8TK1 x Transformer 5 Speed Controller - ATC1-4TK1 x RTRD - Three Phase Speed Controller - 2 Amp1 x Helios TSW 3 Amp Transformer speed controller1 x RDS 11 Helios Transformer Controller With Motor Protection1 x Vent Axia ACM 100 inline mixed flow duct fan1 x MV-B Dual Switch for use with Helios HQW plate fans,1 x DEF-140T Inlet Guard for the CBT-100N
Reviews
EM 250-E2M 01- Etamaster-250
EM 250-E2M 01- Etamaster-250
£ 128.80

Really well made but comes with no speed controler? ?and can...