| Product Type | Miniature Circuit Breaker (MCB) |
| Manufacturer | Legrand |
| Model Series | RX3 |
| Reference Number | 419166 |
| EAN Code | 3414970367235 |
| Number of Poles | 3 poles total with 3 protected poles |
| Rated Current | 6 Amperes (A) |
| Release Characteristic | B curve (tripping threshold 3-5 In, between 18A and 30A) |
| Rated Voltage | 400 Volts (V) |
| Insulation Voltage (Ui) | 500 Volts (V) |
| Impulse Withstand Voltage (Uimp) | 4 Kilovolts (kV) |
| Breaking Capacity at 230V | 10 kA (Icn and Icu) |
| Breaking Capacity at 400V | 6 kA (Icn and Icu) |
| Frequency Range | 50-60 Hz |
| Current Limiting Class | Class 3 (maximum energy limitation) |
| Degree of Protection (IP) | IP20 (fingerproof) |
| Degree of Impact Strength (IK) | IK02 |
| Width | 53.1 millimeters (mm) |
| Height | 88.5 millimeters (mm) |
| Depth | 77.8 millimeters (mm) / Built-in depth 44 mm |
| Width in Modular Spacings | 3 spacings |
| Mounting Method | DIN rail mounting |
| Connection Type | Screwed terminal, Busbar and cable |
| Supply Direction | By top or bottom |
| Flush-Mounted Installation | Yes |
| Concurrent Neutral Switching | No |
| Pollution Degree | 2 |
| Colour | Grey |
| RAL Number | 7035 |
| Halogen Free | No |
| Storage Temperature Range | -40 to 70 degrees Celsius |
| Nominal Voltage Range | 360-440 Volts |
| Terminal Marking | Yes |
| Additional Equipment Possible | No |
| Explosion-Proof | No |
| Standard Compliance | IEC 60898-1, IEC 60947-2, IEC/EN 60529 |
| Environmental Compliance | RoHS Directive, REACH Declaration compliant |