Home ABB Moulded Case Circuit Breakers Three Pole with TMA & PR2xx Type Release and are Fixed Version 1SDA054911R1 1SDA054911R1 Auxiliaries Frame Size T4…T6N Configuration C/O & Trip Contacts 3Q – 1SY Rate AC/DC Voltage 250 1SDA054911R1 quantity Request Quote SKU: 56 Categories: ABB, Moulded Case Circuit Breakers Three Pole with TMA & PR2xx Type Release and are Fixed Version Brand: ABB