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ITT Controls

2210 - 2013

McDonnell & Miller Series 51-S/51-S-2 Mechanical Water Feeders/Low Water Cut-Offs

Features and Benefits of the McDonnell & Miller Series 51-S/51-S-2

  • For high capacity [up to 35,000 sq. ft. (3250m2)] low pressure
    steam and hot water boilers with cold water feed
  • Optional features
         – No. 2 switch
         – Manual reset
         – Float block
  • Proportional feed action
  • Maximum water supply pressure 100 psi (7 kg/cm2)
  • Maximum inlet water temperature 120°F (49°C)
  • Maximum vessel pressure 35 psi (2.5 kg/cm2)