TeSys GS instantaneous auxiliary contact block for all 3-pole and 4-pole 50-1250A IEC fuse switch-disconnectors GS2FG, GS2GG, GS2JG, GS2KKG, GS2LLG, GS2LG, GS2NG, GS2PG, GS2QQG, GS2SG, GS2VG. It provides 2NC+2NO contacts rated up to 4A/48V DC-13 and 10A/230V AC-15, for I/O and Test position signaling. Left-hand side mounting and connection by screw terminals. Multi standards certified (IEC, UL), it conforms to RoHS/REACh regulation.