The Legrand RX³ 20 A MCB (Miniature Circuit Breaker) is a DIN‑rail mounted thermal-magnetic breaker engineered for residential and light commercial applications. It’s available in different pole configurations (1P, 1P+N, 2P, 3P, 4P) and features a Type C tripping curve, suitable for circuits with moderate inrush currents.
- Tripping Curve: Type C — trips at 5×–10× rated current (~100 A–200 A)
- Pole Options: Available in 1, 2, 3, or 4 poles, supporting neutral switching where needed
- Housing & Protection: IP20 finger-safe casing; compact modular design (1 to 4 DIN modules, depending on pole count)
- Breaking Capacity (Icu) : 6 kA at 400 VAC, 10 kA at 230 VAC
