McDonnell Miller Series 51
Product Shipping Subject to Factory Availability Need Specifications? See PDF Section Below.
McDonnell Miller Series 51 is designed for low pressure steam and hot water boilers larger than 5000 sq. ft. capacity with cold water feed. Maximum vessel pressure 35 psi, maximum water supply pressure 150 psi, maximum inlet water temperature 125 degrees F.
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
McDonnell Miller 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 120F (49C)
Maximum vessel pressure 35 psi (2.5 kg/cm2)