Armstrong International Steam Trap/Pump Combination Double Duty® 6

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Steam Trap/Pump Combination - Double Duty® 6 - Armstrong International
Three Rivers, MI, USA
Steam Trap/Pump Combination Double Duty® 6
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

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
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Technical Specifications

  Armstrong International
Product Category Liquid Handling Pumps
Product Number Double Duty® 6
Product Name Steam Trap/Pump Combination
Industry Served HVAC
Power Source Steam; Inert Gas
Discharge Pressure 200.0 psi (141 m of Water)
Pump Housing Material High Carbon Steel
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