| Product Type | Thermal-Magnetic Circuit Breaker (MCB) |
| Rated Current | 63 A |
| Number of Poles | 4 Poles |
| Release Characteristic | D-Curve |
| Rated Voltage | 400 V AC |
| Breaking Capacity (Icn at 400V) | 10 kA according to EN 60898 |
| Breaking Capacity (Icu at 400V) | 16 kA according to IEC 60947-2 |
| Short-Circuit Tripping Range | 630A to 882A (10 In to 14 In) |
| Rated Insulation Voltage (Ui) | 500 V |
| Rated Impulse Withstand Voltage (Uimp) | 4 kV |
| Degree of Protection (IP) | IP20 |
| Degree of Impact Strength (IK) | IK02 |
| Mounting Method | DIN Rail |
| Width in Modular Spacings | 4 Modules |
| Built-in Depth | 44 mm |
| Overall Width | 70.8 mm |
| Overall Height | 94.8 mm |
| Overall Depth | 77.8 mm |
| Connection Type | Screwed Terminal |
| Connectable Conductor Cross-Section (Solid-Core) | 1.5-35 mm² |
| Connectable Conductor Cross-Section (Multi-Wired) | 1.5-25 mm² |
| Operating Temperature Range | -25°C to +70°C |
| Storage Temperature Range | -40°C to +70°C |
| Frequency | 50-60 Hz |
| Pollution Degree | 2 |
| Color | Grey (RAL 7035) |
| Halogen Free | Yes |
| Flush-Mounted Installation | Yes |
| Concurrent Switching Neutral Conductor | Yes |
| Additional Equipment Possible | Yes |
| Explosion-Proof | No |
| Reference Number | 409539 |
| EAN Code | 3414970434739 |
| Product Carbon Footprint (Manufacturing) | 3.587 kg CO2 eq. |
| Supply Options | Copper cable, prong busbar (top/bottom), fork busbar (bottom), HX3 plug busbar (top) |
| Compatible Accessories | DX3 auxiliaries, RCD add-on modules, Legrand DX3 range products |
