Shop Legrand DX3 MCB 4 Pole 2A Curve B Circuit Breaker | 409059 In Iraq Best Prices
Thermal-magnetic circuit breaker with 10kA breaking capacity, 4-pole protection, 2A rating, B curve tripping, and IP20 fingerproof design for reliable electrical safety in residential and commercial applications.
The Legrand DX3 MCB 4 Pole 2A Curve B is a thermal-magnetic circuit breaker designed to protect wiring installations against overloads and short circuits. This device features a 10kA breaking capacity at 400V with B curve tripping characteristics, making it ideal for AC networks in residential and small commercial applications. The breaker offers comprehensive 4-pole protection with a 2A rated current, ensuring reliable electrical safety and system stability.
This circuit breaker is equipped with advanced safety features including IP20 protection against solid bodies larger than 12.5mm (fingerproof design), and energy limitation class 3 according to IEC 60898-1 standards. The device can be supplied via copper cable, prong busbar, fork busbar, or Legrand HX3 plug busbar, providing flexible installation options. It includes a label holder for clear circuit identification and features both ON (green) and OFF (red) indication on the handle for easy status recognition.
The DX3 breaker is built with environmental consciousness, complying with substance-restriction requirements and halogen-free materials. It features DIN rail mounting with two independent clamps (top and bottom), allowing safe removal even when the main busbar is energized. The device is compatible with Legrand DX3 auxiliaries, RCD add-on modules, and various accessories, making it a versatile solution for modern electrical installations.
Key Features
- 10kA breaking capacity at 400V with B curve tripping characteristics for optimal protection
- 4-pole protection with 2A rated current for AC networks
- IP20 fingerproof protection against solid bodies larger than 12.5mm
- Energy limitation class 3 according to IEC 60898-1 standard
- Flexible supply options via copper cable, prong busbar, fork busbar, or Legrand HX3 plug busbar
- Independent DIN rail clamps for safe removal when main busbar is energized
- Clear label holder and ON/OFF indication for easy circuit identification
- Compatible with Legrand DX3 auxiliaries and RCD add-on modules
- Halogen-free and environmentally conscious design
- Concurrently switching neutral conductor for enhanced safety
Technical Specifications
| Specification |
Value |
| Product Type | Thermal-Magnetic Circuit Breaker (MCB) |
| Number of Poles | 4 poles (total and protected) |
| Rated Current | 2 A |
| Rated Voltage | 400 V AC |
| Rated Insulation Voltage | 500 V |
| Rated Impulse Withstand Voltage | 4 kV |
| Breaking Capacity at 230V | 16 kA (Icn), 32 kA (Icu) |
| Breaking Capacity at 400V | 10 kA (Icn), 16 kA (Icu) |
| Release Characteristic | B curve (3-5 In tripping threshold) |
| Current Limiting Class | Class 3 (IEC 60898-1) |
| Frequency Range | 50-60 Hz |
| Degree of Protection | IP20 (fingerproof) |
| Degree of Impact Strength | IK02 |
| Pollution Degree | 2 |
| Built-in Depth | 44 mm |
| Width | 70.8 mm |
| Height | 94.8 mm |
| Total Depth | 77.8 mm |
| Width in Modular Spacings | 4 spaces |
| Connectable Conductor Cross Section (Multi-wired) | 1.5-25 mm² |
| Connectable Conductor Cross Section (Solid-core) | 1.5-35 mm² |
| Connection Type | Screwed terminal |
| Mounting Method | DIN rail with independent clamps |
| Electric Supplying Direction | By top or bottom |
| Ambient Temperature Operating Range | -25 to +70 °C |
| Storage Temperature Range | -40 to +70 °C |
| Colour | Grey (RAL 7035) |
| Halogen Free | Yes |
| Flush-mounted Installation | Yes |
| Concurrently Switching Neutral Conductor | Yes |
| Additional Equipment Possible | Yes (auxiliaries, RCD modules, accessories) |
| Label Space/Information Surface | Yes |
| Reference Number | 409059 |
| EAN Code | 3245064090599 |
| Carbon Footprint (Manufacturing Phase) | 3.933 kg CO₂ eq. |
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