Schneider Electric LRD340L TeSys Deca thermal overload relay — 30–40 A, Class 20 — protects motors on 690 VAC power circuits. This bi-metallic overload relay provides 1NO+1NC contacts (2-form A) and uses EverLink power terminals (BTR screw) for secure wiring, designed to be paired with TeSys D contactors to form a motor starter and compatible with D40A to D65A units. The LRD340L designation denotes the 30–40 A setting with Class 20 and single-phase sensitivity in the LRD340L family.
