Siemens Residual Current Circuit Breakers (RCCB)
- Siemens 5SM33446, A 4-pole Residual Current Circuit Breakers (RCCB) that features instantaneous tripping at 30m A. Supply voltage is 400V AC & switching capacity is 0.8k A Siemens 5SM33446 RCCB 4 Pin 40A 400V