Copeland 971-0092-42 Overload 319852-301 The Schneider Electric (Barber Colman)
Baker’s notes & crumb story
Description
Copeland 971 0092 42 Overload 319852 301 The Schneider Electric (Barber Colman) The Schneider Electric (Barber Colman) 2378 501 Relay is a high performance pneumatic amplifying relay designed for proportional signal control in HVAC systems it ensures the flame rectification circuit receives the correct microamp signal back to the integrated furnace control (IFC) board