| Item condition | New | 
| Manufacture name | F454 A K-40/0.03 Residual Current Circuit Breaker 4P A type 30 mA | 
| Brand | ABB | 
| Categories | 
                                                                            
                                        RCCB - (Residual Current Breakers)
                                        
                                         | 
                            
| Mounting method | DIN rail | 
| Rated current | 40 A | 
| Rated voltage | 400 V | 
| Number of poles | 4 | 
| Rated fault current | 0.03 A | 
| Leakage current type | A | 
| Degree of protection (IP) | IP20 | 
| Packing level 1 | 8012542938903 | 
| Voltage type | AC | 
| Built-in depth | 94.5 mm | 
| Rated insulation voltage Ui | 500 V | 
| Selective protection | No | 
| Short-circuit breaking capacity (Icw) | 1 kA | 
| Surge current capacity | 0.25 kA | 
| Pollution degree | 2 | 
| Width in number of modular spacings | 4 | 
| Short-time delayed tripping | Yes | 
| Explosion-proof | No | 
| Frequency | 50 Hz | 
| With interlocking device | Yes | 
| Ambient temperature during operating | -25-55 °C | 
| Additional equipment possible | Yes | 
| Rated impulse withstand voltage Uimp | 4 kV |