Schneider Electric's Square D MG24438 Multi-9 Supplementary Protector is a 240/277V supplementary protection device in the Multi-9 family (model MG24438). It has a 10 kA rating, indicating its fault-current handling capability for 240/277V circuits. This MG24438 unit is a Square D component designed for use within Multi-9 configurations to provide additional protection where a supplementary protector is required.
