• Model:FSAF-4

FSAF500C2DA Silencer 560/12

£ 519.86 (excl. VAT)

£ 623.83 (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 Spiral Ducting 3 Meters - 450mm1 x ELTA - Single Phase Transformer 8amps1 x TD1300 Mixvent - 250mm1 x Versio Square Ceiling Diffusers - RS141 x CAB-315 ECOWATT Energy Efficient Acoustic Box Fan1 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX630/4-3 Three Phase1 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX355/4-3 Three Phase1 x HRST/6-800/28-AQ1 C21 x Elta SLC450-1EC -IE5 Motor- IP551 x Helios PA10 Speed Potentiometer1 x Elta Unpodded Silencer Melinex 2D-450mm1 x AMD 225/4 - Medium pressure axial fan 3-PH 400 V1 x Anti Vibration Duct Suspension Rings - 150mm1 x Elta Turboflow-TF - 450mm - Three phase1 x Silent 100 CRZ Design 12VDC + CT-12/6 ECOWATT1 x TD-SILENT 2000/3151 x Biflow SB (CYL) Bifurcated Cylindrical Axial Flow Fan - 400mm1 x TD ECOWATT 160/100 Inline Duct Fan - TD-ECOWATT1 x TCBT/4-710/H EXDIIBT4 ATEX1 x Female Ducting Connector - 80mm1 x CC-ATEX 504 B Short Cased Axial Fan1 x Spiral Duct Grille Termination - 450mm1 x Helios GigaBox 710mm GBD 710/4 centrifugal1 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX400/2-3 Three Phase1 x Spigot plate - 160mm1 x TTT/4-450/H N 0,55KW (230/400V50HZ)EXEIIT3 VE Atex Unit1 x Isolator Switch - ISOSW1 x Helios HQW-200/2 - IP551 x ILHT/4-560 MV - High Temp Rectangle Duct Fan1 x Helios M1/100 Fan1 x Spigot plate - 315mm1 x Duct Fast Clamps - 200mm1 x Elta SLC710/4A-3AC - IP551 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Flanged Spigot - 100mm1 x 2mtr Insulated Round Ducting - 125mm1 x DS-2/2 2-Speed Switch IP54 (Single Phase)1 x TD160 Mixvent - 100mm - TD160-N Standard1 x Revolution SLCX ATEX Long Cased Axial Flow Fan SLCX450/2-3A Three Phase1 x Ducting 90 Degree Bend - 560mm2 x Duct Suspension Rings - 355mm1 x ILHT/4-450 CC - High Temp Kitchen Duct Fan1 x Acopel F400-560/1601 x EZQ 20/2 B - High Performance Plate Axial Fan1 x Step switch S-5EC, 0-10V1 x Speed Controller - REB31 x Smoke Extract Axial Fan Series AXC 450 (B)1 x Silentub - STUB 2001 x RUCK MTP 20, 10K, Speed control1 x FU 15 40 Frequency Inverter2 x Spiral Ducting 1 meter - 400mm1 x Spiral Duct Grille Termination - 355mm1 x Ducting T Piece Equal - 630mm1 x CBS-80 Outlet Flange for CBT-801 x AL 355 EC 01 AXIALINE - High Performance Long Cased Axial Fan1 x KBR/F 315D2 sm ext F4001 x Duct Mounted Filter Box - G4 Grade Panel - 355mm1 x Ducting Reducers Short - 355mm-315mm1 x HCFT/6-800-H plastic impeller plate fan1 x Male Ducting Connector - 800mm1 x HRFD 400/4 EX Atex Rated 400mm Cased Axial Fan 400v1 x Soler & Palau - HXTR/6-800/H - IP541 x Circular Ceiling Diffuser - TST 1001 x Ducting T Piece Equal - 160mm1 x 125mm Thermal Duct to Duct Connector - SST-125-DDCON1 x Helios GigaBox 560mm GBD 560/4/4 T120 centrifugal1 x PREP/COOK Switch for use with TCBTx2 PACK's1 x Helios HRFW 355/2 TK1 x Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans.1 x ACO3TO-ADS-VFC-7.1A1 x 125mm Insulated 90 Degree Bend1 x Manual Overide Switch - MOS1 x Anti Vibration Mounts - Large - Pack of 4 - AVM11 x Elta Quietflow Twin SQT150-1ECL1 x Ducting 90 Degree Bend - 315mm2 x HRU Controller1 x 220x90mm Elbow Plenum with 160mm Spigot1 x ACO3/BD Changover Panel (Three Phase)1 x Raptor SDA400/4-1AC1 x ACO 149-ACO1/EDV2 x Soler & Palau TCBB/6-355/H - IP441 x Systemair AR 200E2 Sileo - IP441 x CBMT/Q 250-54 1 HEATER KIT1 x Elta SLC560/4A-3AC - IP551 x Helios GigaBox 500mm GBW 500/4 T120 centrifugal1 x ACO3/B Changeover Panel (Three Phase)
Reviews
DAOSL Back Draft Damper
DAOSL Back Draft Damper
£ 10.53

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