3US6200-3M Overload relay 150...180A tripping class: 10A size 8 for 3TS52/53 AUX. switches: 1 NO + 1 NC screw connection
3US6600-3C Overload relay 160...250A tripping class: 10A size 10 for 3TS54-56 AUX. switches: 1 NO + 1 NC screw connection
3US6600-3E Overload relay 250...400A tripping class: 10A size 10 for 3TS54-56 AUX. switches: 1 NO + 1 NC screw connection