The Schneider Electric LR9F5381 (380–630 A) is a thermal overload relay for TeSys F series contactors (F400–F630 and F800), providing reliable motor protection against overload, phase loss, and unbalance.
Key Features:
Adjustable current range: 380–630 A
Class 10A trip for fast motor protection
Protection against overload & phase failure
Manual or automatic reset options
1 NO + 1 NC auxiliary contacts
Direct mounting on F400–F630 and F800 contactors