Schneider 3NO+1NC Auxiliary Contact Block - LADN31

Schneider LADN31 is a TeSys Deca auxiliary contact block providing 3 NO + 1 NC instantaneous contacts for auxiliary signaling in control circuits. Designed for front mounting on TeSys D (LC1D, CAD), TeSys F, and compatible contactors, it uses robust screw clamp terminals for secure connections. With a rated operational voltage up to 690V AC, 10A thermal current, and rapid non-overlap switching, LADN31 is ideal for extending control and indication in industrial motor control, panel building, and automation systems. Fully compliant with IEC 60947-5-1 and suitable for PLC inputs.