Shop Legrand DX3 Three Pole 25A Circuit Breaker Curve C | 409783 In Iraq Best Prices
Legrand DX³ three-pole modular circuit breaker with 25A rated current, 25kA breaking capacity, C curve tripping, IP20 finger-safe terminals, and comprehensive DIN rail compatibility for reliable electrical circuit protection.
The Legrand DX³ MCB (Miniature Circuit Breaker) is a three-pole modular thermal-magnetic circuit breaker designed for comprehensive control, protection, and isolation of electrical circuits in residential and small commercial installations. This robust device delivers exceptional performance with a 25kA breaking capacity at 400V AC, making it suitable for demanding electrical environments. Featuring C curve tripping characteristics with a short-circuit tripping threshold between 125A and 250A (5 In to 10 In), this breaker provides reliable overcurrent protection while minimizing nuisance trips during normal operation.
The DX³ series breaker is engineered with advanced safety features including IP20 finger-safe terminals that protect against solid bodies larger than 12.5mm, ensuring safe installation and operation in various settings. The device supports multiple supply methods including copper cable, prong busbar (top or bottom side), fork busbar (bottom side), and Legrand HX3 plug busbar (top side), offering exceptional installation flexibility. With its compact 44mm built-in depth and 3-module width, it integrates seamlessly into standard DIN rail enclosures.
This product demonstrates Legrand's commitment to quality and environmental responsibility, featuring halogen-free construction and compliance with substance-restriction requirements. The breaker is fully compatible with Legrand DX³ auxiliaries, RCD add-on modules, and a comprehensive range of accessories, allowing for system expansion and customization. The clear labeling system with ON/OFF indication in red and green backgrounds enables quick circuit identification and status verification, while the convenient label holder supports circuit documentation and maintenance procedures.
Key Features
- 25kA breaking capacity at 400V AC with C curve tripping characteristics
- IP20 finger-safe terminals protecting against solid bodies larger than 12.5mm
- Three-pole thermal-magnetic protection for comprehensive circuit control
- Multiple supply options: copper cable, prong busbar, fork busbar, and HX3 plug busbar
- Compatible with Legrand DX³ auxiliaries, RCD add-on modules, and accessories
- Compact 44mm built-in depth with 3-module width for standard DIN rail installation
- Clear ON/OFF indication on handle with red and green background markings
- Convenient label holder for circuit identification and documentation
- Halogen-free construction with environmentally conscious design
- Rated insulation voltage of 500V with 4kV impulse withstand voltage
Technical Specifications
| Specification |
Value |
| Product Type | Miniature Circuit Breaker (MCB) |
| Manufacturer | Legrand |
| Model Series | DX³ |
| Reference Number | 409783 |
| EAN Code | 3245064097833 |
| Number of Poles | 3 poles |
| Rated Current | 25 Amperes |
| Rated Voltage | 400 Volts AC |
| Rated Insulation Voltage | 500 Volts |
| Rated Impulse Withstand Voltage | 4 kV |
| Breaking Capacity at 230V | 50 kA |
| Breaking Capacity at 400V | 25 kA |
| Tripping Curve | C curve (5 In to 10 In) |
| Short-circuit Tripping Threshold | 125A to 250A |
| Degree of Protection | IP20 |
| Built-in Depth | 44 mm |
| Width in Modular Spacings | 3 modules |
| Total Width | 53.1 mm |
| Height | 94.8 mm |
| Depth | 77.8 mm |
| Frequency Range | 50-60 Hz |
| Operating Temperature Range | -25°C to +70°C |
| Storage Temperature Range | -40°C to +70°C |
| Nominal Voltage Range | 360-440 Volts |
| Connectable Conductor Cross Section (Solid) | 1.5-35 mm² |
| Connectable Conductor Cross Section (Multi-wired) | 1.5-25 mm² |
| Connection Type | Screwed terminal, Busbar and cable |
| Supply Direction | Top or bottom |
| Mounting Method | DIN rail |
| Impact Strength Rating | IK02 |
| Pollution Degree | 3 |
| Color | Grey |
| RAL Number | 7035 |
| Halogen Free | Yes |
| Flush-mounted Installation | Yes |
| Concurrently Switching Neutral Conductor | No |
| Additional Equipment Possible | Yes |
| Explosion-proof | No |
| Terminal Marking Indication | No |
| Label Space/Information Surface | Yes |
| Carbon Footprint (Manufacturing Phase) | 2.997 kg CO₂ eq. |
| Compatibility | DX³ auxiliaries, RCD add-on modules, and accessories |
| Installation Requirements | Qualified electrician recommended |
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