Legrand DX³ Series 20 A MCB

Description

The Legrand DX³ 20 A MCB is a modular, DIN-rail mounted circuit breaker available in various configurations: single-pole, double-pole (2P), triple-pole (3P), and 3P+N. It offers thermal-magnetic protection against overloads and short circuits, available in Type C (5×–10× rated current) or Type D (10×–14× rated current) tripping curves, making it suitable for AC installations with inductive or high inrush loads.

  • 20 A Rated Current with Curve Flexibility
  • Offers up to 50 kA breaking capacity at 230 V (Curve D) or 25 kA (Curve C), complying with IEC/EN 60947‑2 and NF EN 60898‑1 standards for safe fault interruption.
  • Fits a DIN-rail, consumes between 1 module (≈18 mm) for single-pole and up to ~4.5–6 modules for multi‑pole versions.