Shop Legrand MCB TX3 10000A 3 Pole 40A Curve C Circuit Breaker | 404226 In Iraq Best Prices
Professional-grade thermal magnetic circuit-breaker with 10kA breaking capacity, C-curve tripping, 3-pole configuration, and IP20 fingerproof protection for reliable wiring installation management and fault protection.
The Legrand MCB TX3 10000A is a thermal magnetic circuit-breaker designed to protect wiring installations against overloads and short-circuits with exceptional performance and reliability. This 3-pole device features a rated current of 40A at 400V with a breaking capacity of 10kA according to IEC 60898-1 standard for household installations. The C curve tripping characteristic provides a tripping threshold between 200A and 400A (C curve between 5 In and 10 In), making it ideal for general purpose applications. The device incorporates advanced current limiting technology (energy limitation class 3) that minimizes let-through energy during fault conditions, ensuring maximum protection for sensitive equipment and installations.
Beyond protection, this MCB TX3 serves dual functionality for control and isolation of installations with IP20 fingerproof rating according to IEC/EN 60529 standard. The device can be supplied by copper cable, prong busbar (top or bottom side), or fork busbar (bottom side), providing flexible installation options. It features a special DIN rail clamp on the bottom side allowing independent removal even when the fork busbar is still in place. The circuit breaker is equipped with a label holder for clear circuit identification and includes ON/OFF indication printed on the handle with red and green backgrounds for easy status identification.
The MCB TX3 10000A is fully compatible with Legrand DX3 auxiliaries and accessories, and can be connected to aluminium cable using Legrand DX3 terminal accessory. Built to the highest environmental standards, this product complies with substance-restriction requirements and has been designed through an environmentally conscious manufacturing process. Its halogen-free construction and compliance with RoHS and REACH directives make it an eco-friendly choice for modern electrical installations.
Key Features
- Breaking capacity of 10000A according to IEC 60898-1 standard for household installations
- C-curve tripping characteristic with threshold between 200A and 400A for optimal protection
- Advanced current limiting technology (energy limitation class 3) minimizing let-through energy
- IP20 fingerproof rating protecting against solid bodies larger than 12.5mm
- Compatible with Legrand DX3 auxiliaries and accessories for enhanced functionality
- Flexible supply options: copper cable, prong busbar, or fork busbar connections
- Special DIN rail clamp allowing independent removal with fork busbar in place
- Label holder for clear circuit identification and status indication
- Halogen-free construction compliant with RoHS and REACH directives
- Dual functionality for installation control and isolation
Technical Specifications
| Specification |
Value |
| Product Type | Thermal Magnetic Circuit Breaker (MCB) |
| Brand | Legrand |
| Model | TX3 |
| SKU | 404226 |
| EAN | 3414970394453 |
| Number of Poles | 3 poles |
| Rated Current | 40 A |
| Rated Voltage | 400 V |
| Rated Insulation Voltage | 500 V |
| Rated Impulse Withstand Voltage | 4 kV |
| Breaking Capacity at 230V | 16 kA according to EN 60898 |
| Breaking Capacity at 400V | 10 kA according to EN 60898 |
| Tripping Curve | C curve (5 In to 10 In) |
| Current Limiting Class | Class 3 |
| Voltage Type | AC |
| Frequency Range | 50-60 Hz |
| Degree of Protection | IP20 (Fingerproof) |
| Impact Strength Rating | IK02 |
| Width | 53.1 mm |
| Height | 88 mm |
| Depth | 77.8 mm / Built-in depth: 44 mm |
| Modular Width | 3 modular spacings |
| Color | Grey (RAL 7035) |
| Connection Type | Screwed terminal, Busbar, and Cable |
| Supply Direction | By top or bottom |
| Mounting Method | DIN rail |
| Flush-mounted Installation | Yes |
| Concurrently Switching Neutral | No |
| Pollution Degree | 2 |
| Nominal Voltage Range | 240-415 V |
| Storage Temperature Range | -40°C to 70°C |
| Halogen Free | Yes |
| Additional Equipment Possible | Yes |
| Terminal Marking | No |
| Label Space | Yes |
| Standards Compliance | IEC 60898-1, IEC/EN 60529, RoHS, REACH |
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