• 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 DDMP 12-12 3F 1810W M6A4 DG02 x Speed Controller - REB101 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS2 x Transformer (silent) speed controller - RE 3.0 Amp2 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x Electronic extractor fan speed controller - FSC 1.54 x SG-200 Fan Guard for the HQW 2001 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)1 x Isolator Switch - EFF-ISO1 x MEV Spider Wireless boost Switch - MEV-SWH-W3 x REB-CVF 0-10v Controller1 x TG-R room temperature sensor1 x Quietflow SQS400-1ECL - Centrifugal Box Fan4 x Helios HQW-250/4 - IP552 x TD Mixvent 800/200 EEXEIIT31 x Vent Axia T-Series Controller2 x Transformer Speed Control - RTRE- 7.0Amp4 x UB47- Universal Insulated Terminal6 x QPTW 250C Acoustic Twin Fan with Controller5 x MTP 10, 10K, Speed control3 x Speed Controller - REB1-N3 x PIR Sensor - PIR42 x MTS10- extractor fan 3 step switch1 x Helios PU10 Speed Potentiometer (Flush Mounted)2 x Transformer Speed Control - RTRE- 1.5Amp2 x CBA-60 Inlet Flange for CBT-602 x Transformer Speed Control - RTRE- 12.0Amp2 x Speed Controller - REB82 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR2 x DDMP 10-08 3F 2210W M6A4 DG03 x Speed Controller - REB11 x TUNE-R-200-3-M1 - Control Damper1 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x TG-K Duct temperature sensor3 x Elta - Room Sensor - Temp/Humid/C024 x Vent Axia Silent 100T (TIMER)3 x PIR Sensor - PIR22 x Elta Variable Speed Drive IP66 - 1.5KW2 x Helios HQW-315/4 - IP554 x Elta 6 Amp Electronic single phase speed controller.2 x Mini Diffuser - 100mm1 x CBM 9-9 550w 4P VR (Open Motor)2 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x Duct Termination with Mesh - 355mm1 x Speed Controller - REB2.5-N1 x VTR 300 STD Filter Kit1 x TUNE-R-200-3-M4 - Control Damper2 x RD35S-4DW.6W.3L - 122297 (Three Phase)1 x Speed controller with Reverse - REB-1R2 x Transformer speed controller - ATC1 - 1.5 Amps1 x FRQ5-10A Inverter Speed controller1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Transformer 5 Speed Controller - ATC1-4TK1 x AXC TP - 100mm Plastic Centrifugal Inline Fan2 x Biflow SB400-CON2-3 - High Temperature Bifurcated Fan1 x ENV 100 12v transformer SELV1 x Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans.1 x Elta Variable Speed Drive IP66 - 2.2KW1 x RDS 11 Helios Transformer Controller With Motor Protection1 x Two Speed Switch - REGUL-21 x CK-60F Kit1 x Duct Termination with Mesh - 450mm1 x Elta 10 Amp Electronic single phase speed controller.1 x Flat Roof Terminal -OFT 5 - Asphalt1 x GXC6EC - High Performance Extract Fan1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x TD EVO-100 PF ECOWATT - Environmentally Friendly Energy Efficient Inline Fan1 x SPI-100 C Iris damper1 x Compact SCD450/4-1AC1 x CBM Low Pressure Centrifugal Fan - CBM 9/7 4 Pole 373watt CVR1 x DEF-CBM-RE-7 - Protection Guard1 x SAVE VSR 300 heat recovery unit1 x Vent Axia ACM 125 inline mixed flow duct fan1 x Vertical Cowl and Fan (Single Phase) - RAV400-4-11 x AIRVENT speed control - AIR4019611 x Vent Axia SC5001 - Speed controller1 x HIMF - Mixed Flow Fan 125mm Inline Fan1 x CBT-100N Centrifugal
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...