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FDR-1L Automatic Changeover System

FDR-1L Automatic Changeover System - 1

FDR-1L Series Automatic Changeover System without Line Pressure Regulator


  • With 2 regulators similar to FCR-1 Series Regulators,
  • Anodized Aluminium box with clearly marked panel,
  • With vent valves to relieve residual pressure quickly
    easy and safe to remove and replace gas source,
  • Automatic switching of gas source to ensure
    continuous gas supply,
  • Four fixed outlet pressure ranges available,
  • With special cleaning and packaging, applicable to
    oxygen-enriched environments.

Technical Data

  • Maximum inlet pressure: 3000 or 4500 psig
  • Outlet pressure range: 85~115, 135~165, 185~215 or 235~265 psig      

Material of the main components:

   Seat PCTFE (regulator and diaphragm valve):

   Diaphragm: Hastelloy (regulator), Elgiloy (diaphragm valve)

   Diaphragm valve body: 316L

  •  Temperature: -10°F~+150°F (-23°C~+65°C)
  • Leak rates:
    • Internal: ≤1x10 -7 mbar·l/s helium
    • External: ≤1x10 -9 mbar·l/s helium

Flow coefficient (regulator Cv): 0.06

Weight: ≈12.1 lbs (5.5 kg)

Replacement: DRUVA BMD 500/530


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Quick contact

+420 734 521 465

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