ASDI Horizontal Water Bath Vaporizer Q1650H V Q15000H  



File Name: ASDI-HQ1650H
File Size: 1.39 MB PDF
ASDI Q1650H-Q15000H

  • Meets the design requirements of NFPA Pamphlet 58 for gas fired waterbath vaporizers.
  • All wiring, controls, electrical components, and their installation comply with recognized code standards defined in NFPA 58, NFPA 59, and NFPA 70.
  • Heat exchanger is fabricated and stamped in accordance withASMEPressure Vessel Code, Section VIII, Division 1.
  • LPG pressure vessel design rating: 250 psig at 650XF (17.6 kg/cm2 at 343XC ).
  • ASME or UL approved relief valve: 250 psig (17.6 kg/cm2).
  • Multi-header, multi-pass heat exchanger assures optimum velocity for complete vaporization and provides superheat to the vapor at rated capacity.
  • Minimum 15XF [ 8.4XC ] superheat @ 100% capacity.
  • Galvanized thermal expansion tank with water level sight gauge assures heat exchanger protection.
  • High quality forced draft power burner provides fast response to load changes.
  • Combustion efficiency of 80% minimum.
  • Electronic flame safeguard assures positive and safe ignition.
  • Two electrically operated main fuel shutoff valves in the gas train.
  • Float activated high LPG liquid level shutdown switch.
  • First Out Annunciator Display Points:
    - Flame failure
    - High LPG level
    - Low water level
    - High water temperature
    - High gas pressure|
    - Power Off/Reset
    - Spare display points for connection
    to mixing system, etc.
  • Water circulation pumps eliminate thermal stratification and increase heat transfer.
  • Removable burner enclosure for maintenance access.
  • Complete with all operating and safety controls and liquid and vapor manifolds. Ready to connect to plant facilities.
  • All exterior metal surfaces are mechanically cleaned, primed, and painted.
  • Factory tested, packaged, and mounted on lengthwise beams with lifting lugs and forklift access holes.**
  • Factory Mutual (FM) Approved.
    **Forklift access on Q1650H, Q2200H, and Q3300H only


  • Pressure balanced, high capacity waterbath vaporizer.
  • Heavy duty Eclipse industrial modulating burner requires no adjustments, even at high elevations.
  • Simple push button start - no hassle operation.
  • Eight point annunciation.
  • Designed for extreme weather conditions. Proven reliability to -40XF .
  • Built-in heavy ends separation chamber - prevents clogging of regulators and other downstream devices.
  • Best in class, double protected cabinet - powder coating over heavy duty sheet steel.
  • 100% Turndown.
  DMC Gas Equipment Limited  
  Unit 11, 11/F, Tower One,
Ever Gain Plaza,
88 Container Port Road,
Kwai Chung, NT, Hong Kong
  TEL: +852 2851-2121
FAX: +852 2851-2129

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