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Double Duty®-6 Steam Trap/Pump Combination

Double Duty®-6 Steam Trap/Pump Combination
Double Duty®-6 Steam Trap/Pump Combination
Armstrong

ASME Code Stamped Carbon Steel

For pressures to 200 psig (13.7 bar) . . .
Trapping Capacities to 22,500 lb/hr (10206 kg/hr)
Pumping Capacities to 4,800 lb/hr (2177 kg/hr) 

The Armstrong Double Duty® series steam trap/pump combinations are a low maintenance, low-profile solution for draining heat exchangers in various applications. The Double Duty® series offers you the versatility of combining a pump within a steam trap to aide in condensate drainage from a heat exchanger under all operating conditions (100% turndown).

  • Economical. non-electric operation
  • Low-maintenance operation. No leaking seals, impeller or motor problems. No NPSH issues.
  • Space-saving size. Low-profile body fits in tight spaces while allowing minimal fill head.
  • Lower installation costs. Single trade installation.
  • Peace of mind. Intrinsically safe.
  • ASME Carbon Steel durability. Rugged construction material means long service life.
  • Efficiency. A closed loop means no motive or flash steam is lost. All valuable Btu’s are captured and returned to the system.
  • Safety. The trap/pump can be used in pits or sumps without fear of electrocution or circuit breaker defaults.

Typical applications

  • Low-pressure heating systems
  • Process heat exchanger or coils with modulating steam control
  • Systems under vacuum
  • Hazardous (explosion-proof) areas
  • Flash tanks

NOTE: Armstrong can also custom fabricate packages to meet your specific needs. Pre-piped Low Boy™, closed-loop and custom-fabricated skid packages are available.




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