Schneider Electric LUA1C20 Auxiliary Contact Block

The Schneider Electric LUA1C20 auxiliary contact block is a TeSys U signalling accessory that adds two normally open contacts for fault indication and ready-position monitoring in TeSys U motor starters. Designed for use in motor control centers, conveyors, pumps, compressors, packaging machinery, and other industrial automation systems, it enables remote signalling and status feedback to PLCs, indicator lamps, alarms, and supervisory control systems. Technical specifications include MPN LUA1C20, Series TeSys U, rated voltage up to 250 VAC / 250 VDC, rated current 2.5 A (Ith), function for fault signaling and ready-position indication, two NO auxiliary contacts, mounting as a plug-in to TeSys U power base with screw clamp terminals. It is compatible with TeSys U motor starters and power bases and serves as an OEM direct replacement for TeSys U signaling accessories.