About this product

Lauritz Knudsen Type MN thermal overload relays are bimetallic motor-protection relays designed for direct mounting on MNX series contactors. The range spans 0.2 A to 570 A across three frame sizes (MN 2, MN 5, MN 12/12L), is ambient-temperature compensated up to 55 deg C, and includes built-in single-phasing protection with selectable manual and auto reset modes. MN 2 and MN 5 are directly operated; MN 12 is CT operated and separately mounted. Conforms to IS/IEC 60947-4-1 and IEC 60947-4-1.