Shop Legrand DX3 MCB 4 Pole 3A Circuit Breaker C Curve | 409331 In Iraq Best Prices
Legrand DX3 thermal magnetic circuit-breaker, 4-pole 3A, C curve, 10kA breaking capacity at 400V, with DIN rail mounting and DX³ auxiliaries support for reliable electrical protection.
The Legrand DX3 MCB 10000A is a thermal magnetic circuit-breaker designed to protect wiring installations against overloads and short-circuits with exceptional breaking capacity. Rated at 3A with 4 poles and featuring a C curve characteristic, this device delivers 10kA breaking capacity at 400V~, making it ideal for residential and small commercial applications. The breaker can control and isolate the installation while accepting DX³ auxiliaries for enhanced functionality and customization.
This circuit-breaker combines advanced protection technology with user-friendly design features. It comes equipped with two DIN rail clamps for independent removal, allowing maintenance without disrupting the main power supply. The device features a label holder for clear circuit identification and intuitive ON/OFF indication with red and green backgrounds for easy status recognition. With IP20 protection rating, it is protected against solid bodies larger than 12.5mm, ensuring reliable operation in various installation environments.
The DX3 MCB meets international safety standards including IEC 60898-1 for household installations and offers current limiting class 3 for maximum energy limitation. It supports connection via copper cable, prong busbar, fork busbar, or Legrand HX3 plug busbar, providing flexible installation options. The device is halogen-free and designed with environmental consciousness, complying with substance-restriction requirements and RoHS directives for sustainable electrical infrastructure.
Key Features
- 10kA breaking capacity at 400V according to IEC 60898-1 standard for household installations
- Thermal magnetic protection with C curve tripping threshold between 5In and 10In for short-circuit protection
- 4-pole configuration with 4 protected poles for complete circuit protection
- IP20 protection rating against solid bodies larger than 12.5mm with current limiting class 3
- DIN rail mounting with independent dual clamps allowing removal without disrupting main power supply
- Compatible with Legrand DX3 auxiliaries, RCD add-on modules and accessories
- Label holder with clear ON/OFF indication using red and green backgrounds for easy status identification
- Supports multiple connection methods: copper cable, prong busbar, fork busbar, and Legrand HX3 plug busbar
- Halogen-free design with environmental consciousness and RoHS compliance
- Built-in depth of 44mm with compact 70.8mm width for efficient panel space utilization
Technical Specifications
| Specification |
Value |
| Product Name | MCB DX3 10000A 4 Pole 3A Curve C |
| Reference Number | 409331 |
| EAN Code | 3245064093316 |
| Rated Current | 3 A |
| Number of Poles | 4 |
| Release Characteristic | C Curve |
| Breaking Capacity at 400V | 10 kA |
| Breaking Capacity at 230V | 16 kA (Icn) |
| Ultimate Breaking Capacity at 230V | 32 kA (Icu) |
| Ultimate Breaking Capacity at 400V | 16 kA (Icu) |
| Rated Voltage | 400 V AC |
| Rated Insulation Voltage | 500 V |
| Impulse Withstand Voltage | 4 kV |
| Frequency Range | 50-60 Hz |
| Current Limiting Class | 3 |
| Protection Degree | IP20 |
| Degree of Impact Strength | IK02 |
| Built-in Depth | 44 mm |
| Width | 70.8 mm |
| Height | 94.8 mm |
| Total Depth | 77.8 mm |
| Width in Modular Spacings | 4 |
| Color | Grey |
| RAL Number | 7035 |
| Connection Type | Screwed Terminal |
| Conductor Cross Section (Multi-wired) | 1.5-25 mm² |
| Conductor Cross Section (Solid-core) | 1.5-35 mm² |
| Operating Temperature Range | -25 to 70 °C |
| Storage Temperature Range | -40 to 70 °C |
| Mounting Method | DIN Rail |
| Flush-mounted Installation | Yes |
| Concurrently Switching Neutral Conductor | Yes |
| Pollution Degree | 2 |
| Additional Equipment Possible | Yes |
| Halogen Free | Yes |
| Explosion-proof | No |
| Electric Supplying Direction | By the top or bottom |
| Label Space/Information Surface | Yes |
| Carbon Footprint (Manufacturing Phase) | 3.477 kg CO₂ eq. |
| Standard Compliance | IEC 60898-1, IEC 60947-2, EN 60529 |
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