ABB XT5N 400 TMA 400-4000 3p F F MCCB – 1SDA100345R1 This ABB molded case circuit breaker (MCCB) from the XT5N series is equipped with a 400 A frame and a trip unit with an adjustable current range of 400–4000 A. It features 3 poles and a fixed mounting type, providing reliable protection against overloads and short circuits. Frame Size: 400 A Trip Unit Type: TMA/Ekip Dip Adjustable Range: 400–4000 A Poles: 3P Mounting Type: Fixed ABB ID: 1SDA100345R1