1SDA116379R1

The ABB P3N 400 TMA 320-3200 4P F F InN=100% is a robust Moulded Case Circuit Breaker (MCCB) from ABB’s SACE Formula DSP range, designed for reliable protection and power distribution applications in industrial and commercial electrical systems.

Featuring a 4-pole configuration, 320 A rated current, and a thermomagnetic release, this MCCB provides dependable protection against overload and short-circuit conditions. Its instantaneous short-circuit current setting can be adjusted from 1600 A to 3200 A, allowing the breaker to be configured according to system protection requirements.

The unit is designed with fixed front terminals and a fully rated neutral, making it suitable for four-pole power distribution systems. It supports both AC and DC applications, with a rated operational voltage of up to 500 V AC / 250 V DC.

With a 750 V rated insulation voltage, 8 kV rated impulse withstand voltage, and 15,000 mechanical operating cycles, the ABB P3N provides dependable performance and long-term operational durability.