The Schneider Electric Acti 9 Vigi C120 4P 30mA is a 4-pole (3P+N), 30mA sensitivity Residual Current Device (RCD/RCCB) from the premium C120 series. It is a pure earth leakage protection device designed to be installed in series with circuit breakers (MCBs/MCCBs) to provide protection against electric shock and fire risks caused by insulation faults in three-phase electrical installations.
Specifications
Parameter Specification
Product Series Acti 9 Vigi C120
Type Residual Current Device (RCD) / Residual Current Circuit Breaker (RCCB) - No overcurrent protection
Poles/Configuration 4 Poles (3P+N) – Monitors current balance across all three phases and neutral
Rated Current (Iₙ) 125A (Frame rating - typical connected load ratings: 63A, 80A, 100A, 125A)
Rated Residual Current (IΔₙ) 30 mA
Residual Current Type Type A (Protects against AC sinusoidal and pulsating DC residual currents) - or Type AC (AC only) depending on specific model
Rated Voltage (Uₑ) 400 V AC (3-phase systems)
Insulation Voltage (Uᵢ) 500 V AC
Break Time Instantaneous (≤0.3s at IΔₙ) - General purpose (no time delay)
Breaking Capacity (Icn) 10 kA (IEC/EN 61008-1)
Test Function Integrated test button
Terminals Screw/cage clamp terminals
Mounting DIN Rail (35 mm)
Width 72 mm (4-module width)
Mechanical Life ≥ 20,000 operations
Standards IEC/EN 61008-1, CE, RoHS, CCC
Ambient Temperature -25°C to +60°C