The ABB T7S 1250 is a high-performance Moulded Case Circuit Breaker (MCCB) designed to ensure secure and efficient protection for medium to large-scale electrical distribution systems. With a rated current of 1250A and a breaking capacity of 50kA at 415V AC, this MCCB is ideal for demanding industrial and commercial applications.

It comes equipped with the PR231/P LS/I electronic trip unit, which provides precise and customizable protection through long-time (L), short-time (S), and instantaneous (I) protection functions. The 3-pole fixed version (3P F F) configuration offers ease of installation, compact design, and reliable performance in harsh operating conditions.

Key Features:

• ✅ Rated Current (In): 1250 Amperes

• ✅ Breaking Capacity: 50kA at 415V AC

• ✅ Number of Poles: 3-Pole (3P)

• ✅ Trip Unit: PR231/P LS/I electronic protection

  • L – Long-time protection

  • S – Short-time protection

  • I – Instantaneous protection

• ✅ Mounting Type: Fixed version (F F)

• ✅ High Accuracy: Electronic trip unit ensures fast and selective fault detection

• ✅ Adjustable Settings: Flexible adjustment of protection thresholds for customized system protection

• ✅ Compact Footprint: Space-saving design suitable for modern switchboards and panels

• ✅ Safety & Compliance: Certified to IEC 60947-2 for global use

• ✅ Applications:

  • Main breakers in industrial LV networks

  • Generator protection

  • Commercial distribution boards

  • Critical infrastructure systems requiring high reliability