The Schneider Electric iSCB2 is a compact and intelligent 4-Pole (4P) Earth Leakage Circuit Breaker (ELCB) / Residual Current Circuit Breaker (RCCB) from the Acti 9 range. The designation "20N2" indicates it has a 20A rated current and is a double-pole (2-module) device with a N (Neutral) pole that is also protected and switched.
Parameter Specification
Product Line / Range Acti 9 iSCB2
Model iSCB2 20N2
Configuration / Width 2 Poles Protected + 2 Poles for Neutral (4 modules total)
(This means it is a 20A, 2-pole RCCB where the neutral path is also fully switched and protected across two separate poles).
Rated Current (In) 20 A
Residual Current Sensitivity (IΔn) 30 mA (Standard for personal protection)
Residual Current Type Type A (Protection against AC and pulsating DC residual currents)
Number of Protected Poles 2 (L1, L2 or L, N depending on wiring)
Rated Voltage (Un) 230V AC (between phases for split-phase) / 400V AC (between poles)
Rated Short-Circuit Capacity (Icn) 6 kA (IEC/EN 61008-1)
Tripping Characteristic Instantaneous
Mechanical Durability Up to 20,000 operations
Electrical Durability Up to 4,000 operations at In
Connection Screw terminals
Mounting DIN Rail (35mm)
Standards IEC/EN 61008-1, CE certified
Operating Temperature -25°C to +60°C
Control & Indication Toggle handle with ON/OFF positions. Visual indicator shows trip status.
Protection Degree (IP) IP20 (when mounted in an enclosure)