Max. W.P PSI 30. 1" pipe connections, 3/4" feeder connections. Steam Boilers up to 12,000 sq. ft.
LWCO MCDONNELL & MILLER 51-2
WITH FEEDER
Features and Benefits
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°F (49°C) Maximum vessel pressure 35 psi (2.5 kg/cm2)