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McDonnell & Miller Series 51-2 Mechanical Water Feeder/Low Water Cut-off 51-2, #2 Switch For low pressure steam and hot water boilers larger than 5,000 sq. ft. (465m2) capacity with cold water feed. Quick-change replaceable cartridge valve and strainer. Optional features - No. 2 switch - Manual reset - Float block. Proportional feed action. Model 51 can be field upgraded with a No. 2 switch to add low water cut-off function. Maximum water supply pressure 150 psi (10. 5 kg/cm2). Maximum inlet water temperature 120&#176;F (49&#176;C). Maximum vessel pressure 35 psi (2. 5 kg/cm2). Made in the USA.

McDonnell & Miller Series 51-2 Mechanical Water Feeder/Low Water Cut-off 51-2, #2 Switch

series-51-2-mechanical-water-feeder-low-water-cut-off-51-2-2-switch

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