ABB XT4H 250 TMA 225-2250 3p Fixed MCCB – 1SDA068344R1 This ABB molded case circuit breaker (MCCB) from the XT4H series is equipped with a 250A frame and a TMA (thermal magnetic) trip unit with an adjustable current range from 225A to 2250A. It features 3p and a fixed mounting type, offering reliable protection for electrical systems. Frame Size: 250A Trip Unit Type: TMA (Thermal Magnetic) Adjustable Range: 225–2250A Poles: 3p Mounting Type: Fixed ABB ID: 1SDA068344R1