Big Boy Filter Silencers, QB Series DN200 - DN300

Inlet Silencer Filters with PN10 Pattern Flange.

Features

  • Multiple silencing features, reduce and deaden sound:
    • Silencing tubes are positioned to maximize attenuation and air flow while minimizing pressure drop
    • Quiet band weatherhood utilizes sound suppression in the its' design
  • Fully drawn weatherhood - no welds to rust or vibrate apart
  • Low pressure drop housing design
  • Durable carbon steel construction with baked enamel finish

Technical Specifications

  • Temp (continuous): min -26°C (-15°F) max 104°C (220°F)
  • 99%+ removal efficiency standard
    • Polyester to 5 micron
    • Paper to 2 micron
  • Filter change out differential: 37-50 mbar over initial Δ P

Options

  • 1/8" tap holes (only available 3" & larger connections)
  • Various media for different environments
  • Stainless steel construction or epoxy coated finishes
  • Special connections
  • Side Access Silencer Filters (LQB Series) for space restricted enclosures (select models)

Applications

  • Ash Handling
  • Blowers-Side Channel
  • Construction Contractor Industry
  • Dock Controls
  • Pneumatic Conveying Systems
  • Sparging
  • Industrial & Severe Duty
  • Piston Compressors
  • Screw Compressors
  • Hydraulic Breathers - fine filtration
Assembly Part Number

Flange
Outlet
Dimensions - mm Rating m3/h No. of Silencing
Tubes
Approx.
Weight
kg
Polyester Paper  A B C Assembly Element
QB-377P-DN200 QB-376P-DN200  DN200 584 152 572 3060 3105 12 50
 QB-385P-DN200 QB-384P-DN200  DN200 584 152 724 3060 5610 12 56
 QB-485P-DN200 QB-484P-DN200  DN200 787 152 724 3060 8000 12 62
 QB-385P-DN250  QB-384P-DN250 DN250 584 152 724 5610 5610 16 59
 QB-485P-DN250  QB-484P-DN250 DN250 787 152 724 5610 8000 16 64
 QB-685P-DN250  QB-384P(2)-DN250 DN250 965 152 724 5610 11220 16 74
QB-385P-DN300 QB-384P-DN300 DN300 584 152 724 5610 5610 24 61
QB-485P-DN300 QB-484P-DN300 DN300 787 152 724 7990 8000 24 70
QB-685P-DN300 QB-384P(2)-DN300 DN300 965 152 724 7990 11220 24 79
QB-485P(2)-DN300 QB-484P(2)-DN300 DN300 1346 152 724 7990 16000 24 88

 

PN 10
Pattern Flange
Dimensions - mm No. of holes Flange Thickness
O.D. B.C. B.H.
DN80 200 160 18 8 20
DN100 220 180 18 8 20
DN125 250 210 18 8 22
DN150 285 240 22 8 22