What is the difference between the NO and NC circuits on this control

ASME Section I V stamp approved for use on power boilers and high-pressure steam lines

The solid core design ensures high dirt retention with minimal pressure drop

the 587WA-12ST is a bi-directional valve and can be installed in any orientation within the piping layout

Spirax-Sarco 59314C Disc Trap R-410A What is the difference betweenThe Spirax Sarco 59314C (Model TD52L) is a high performance 3 4" NPT thermo dynamic steam trap engineered for reliable condensate removal in demanding industrial environments. Constructed with a rugged stainless steel body and featuring an electroless nickel plated finish, this disc trap is designed to withstand superheated steam and severe water hammer conditions. The low capacity design makes it an ideal solution for steam main drainage, tracer