ILL30 Inline ASME Code Silencers

30 dBA Noise Reduction

Maxim ILL30 Inline ASME Code Silencers will provide a very high level of silencing and minimal pressure drop when properly installed with pressure reducing valves and on centrifugal compressor discharges. These silencers are fabricated in accordance with ASME Boiler and Pressure Vessel Code, Section VIII, Division I.

Typical Applications: Pressure reducing valves and Centrifugal compressor discharges

Features

  • Advanced acoustical design
  • All welded construction and long service life
  • Easily installed in any position
  • Prime coated exterior finish
  • Low pressure drop

Options / Accessories

  • Flanged inlet and outlet connections
  • Metallic wool packing
  • Various support arrangements
  • Special paint
  • Stainless steel construction

Attenuation Curves

To download the Maxim ILL30 spec page click here

Part No.* A Max B Std. C/D Std. Max. Operating Pressure
-20°F to 650°F for each design 1⁄16″ Corrosion Allowance		 Est. Wt.
ILL30-3* 10¾ 30 3 375; 540; 1200 322
ILL30-3.5* 10¾ 34 3½ 380; 540; 1200 375
ILL30-4* 12¾ 38 4 325; 450; 1200 558
ILL30-5* 12¾ 46 5 325; 446 1200 717
ILL30-6* 12¾ 54 6 194 192
ILL30-6* 13¼ 68 6 249; 847; 1076 607
ILL30-8* 14 78 8 174 260
ILL30-8* 15¼ 92 8 214; 731; 931 941
ILL30-10* 16 106 10 138 444
ILL30-10* 17¼ 120 10 188; 554; 820 1141
ILL30-12* 18 126 12 123 617
ILL30-12* 19¼ 140 12 167; 413; 574; 794; 890 1881
ILL30-14* 20 146 14 100 786
ILL30-14* 21¼ 161 14 151; 299; 446; 717; 804 2387
ILL30-16* 22 166 16 88 985
ILL30-16* 23¼ 180 16 137; 273; 406; 473; 654; 733 2935
Note: Dimensions are applicable to both standard and reduced inlet silencers. Standard silencers do not include diffusers. Dimensions C and D are equal on standard silencers. Data on larger sizes available upon request.
  • All dimensions are in inches. All weights are in pounds. Weights are approximate.
  • Listed sound data is based on typical performance and should not be considered absolute.
  • *See nomenclature guide for additional information on part number creation.

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Inline Silencers

ILL20 Provides good silencing when properly installed with pressure reducing valves and on centrifugal compressor discharges.
ILL30 Provides a very high level of silencing when properly installed with pressure reducing valves and on centrifugal compressor discharges.
ILM15 Provides good silencing when properly installed with pressure reducing valves and on centrifugal compressor discharges.
ILM25 Provides a very high level of silencing when properly installed with pressure reducing valves and on centrifugal compressor discharges.

To order or for more information, call us at 800-234-6778 or complete our Contact Form

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