The Schneider Electric TeSys LRD21 (12–18 A) is a thermal overload relay for TeSys D contactors (D09–D38), providing reliable motor protection against overload, phase loss, and unbalance.
Adjustable current range: 12–18 A
Class 10A trip for fast motor protection
Protects against overload & phase failure
Manual or automatic reset options
Equipped with 1 NO + 1 NC auxiliary contacts
Direct mounting on LC1D09–D38 contactors