Shop Legrand DX3 MCB 3 Pole 50A Circuit Breaker D Curve | 409504 In Iraq Best Prices
Thermal magnetic circuit-breaker with 10kA breaking capacity, D-curve tripping, 3 poles, 50A rated current, and IP20 protection for reliable electrical installation safety and control.
The Legrand MCB DX3 10000A 3 pole 50A curve D is a thermal magnetic circuit-breaker designed to protect wiring installations against overloads and short-circuits with exceptional reliability. This advanced protection device features a 10kA breaking capacity at 400V and D-curve tripping characteristics, making it ideal for residential and small commercial applications. The DX3 series combines superior performance with user-friendly design, offering both control and isolation capabilities for your electrical installation.
This circuit-breaker is engineered with fingerproof protection (IP20) against solid bodies larger than 12.5mm, ensuring safe operation in various environments. It can be supplied through multiple connection methods including copper cables, prong busbars, fork busbars, or Legrand HX3 plug busbars, providing flexible installation options. The device accepts DX3 auxiliaries, RCD add-on modules, and various accessories, allowing for customized configurations to meet specific installation requirements.
Features include a label holder for clear circuit identification, on/off indication printed on the handle with red and green backgrounds for easy status identification, and two DIN rail clamps enabling independent removal while the prong busbar remains in place. With halogen-free construction and environmentally conscious design, this MCB complies with substance-restriction requirements and represents Legrand's commitment to sustainable electrical solutions.
Key Features
- 10kA breaking capacity at 400V with D-curve tripping characteristic between 10-14 In
- 3-pole configuration with 50A rated current for comprehensive circuit protection
- Fingerproof IP20 protection against solid bodies larger than 12.5mm
- Compatible with DX3 auxiliaries, RCD add-on modules and multiple accessories
- Flexible connection options including copper cables, prong busbars, and Legrand HX3 plug busbars
- DIN rail mounting with two independent clamps for easy removal
- Clear circuit identification with label holder and on/off indication
- Halogen-free construction with environmentally conscious design
- Operates at 50-60 Hz frequency with 400V rated voltage
- Accepts aluminium cable connections with terminal accessory compatibility
Technical Specifications
| Specification |
Value |
| Product Type | Thermal Magnetic Circuit-Breaker (MCB) |
| Brand | Legrand |
| Series | DX3 |
| Reference Number | 409504 |
| EAN Code | 3414970434517 |
| Number of Poles | 3 poles (total and protected) |
| Rated Current | 50 A |
| Rated Voltage | 400 V |
| Rated Insulation Voltage | 500 V |
| Rated Impulse Withstand Voltage | 4 kV |
| Release Characteristic | D-curve (tripping between 10-14 In) |
| Breaking Capacity at 230V | 16 kA (Icn according to EN 60898) |
| Breaking Capacity at 400V | 10 kA (Icn according to EN 60898) |
| Ultimate Breaking Capacity at 230V | 32 kA (Icu according to IEC 60947-2) |
| Ultimate Breaking Capacity at 400V | 16 kA (Icu according to IEC 60947-2) |
| Frequency Range | 50-60 Hz |
| Voltage Type | AC (Alternating Current) |
| Degree of Protection | IP20 (Fingerproof) |
| Degree of Impact Strength | IK02 |
| Built-in Depth | 44 mm |
| Width in Modular Spacings | 3 modules |
| Width | 53.1 mm |
| Height | 94.8 mm |
| Depth | 77.8 mm |
| Color | Grey (RAL 7035) |
| Connection Type | Screwed Terminal |
| Connectable Conductor Cross Section (Solid-core) | 1.5-35 mm² |
| Connectable Conductor Cross Section (Multi-wired) | 1.5-25 mm² |
| Mounting Method | DIN Rail |
| Electric Supplying Direction | By the top or bottom |
| Flush-mounted Installation | Yes |
| Concurrently Switching Neutral Conductor | No |
| Pollution Degree | 2 |
| Ambient Temperature (Operating) | -25 to 70 °C |
| Storage Temperature | -40 to 70 °C |
| Additional Equipment Possible | Yes |
| Halogen Free | Yes |
| Explosion-proof | No |
| Label Space/Information Surface | Yes |
| Carbon Footprint (Manufacturing Phase) | 2.722 kg CO2 eq. |
| Standards Compliance | IEC 60898-1, EN 60898, IEC 60947-2, IEC/EN 60529 |
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