Shop Legrand DX3 MCB 2 Pole 63A C-Curve Circuit Breaker | 409774 In Iraq Best Prices
Legrand DX3 modular 2-pole 63A C-curve circuit breaker with 25kA breaking capacity, IP20 finger-safe terminals, and comprehensive circuit protection for residential and commercial applications.
The Legrand DX3 MCB is a modular bipolar thermal-magnetic circuit breaker designed for control, protection, and isolation of electrical circuits in residential and small commercial applications. This high-performance device offers a 25kA breaking capacity at 400V with a C-curve tripping characteristic, providing reliable protection against overloads and short circuits. The breaker features IP20 finger-safe terminals that ensure safe and flexible installation, with the ability to be supplied from either the top or bottom of the DIN rail mounting system.
This 63A rated circuit breaker is engineered to meet international standards including IEC 60947-2, with a tripping threshold range of 315A to 630A for short-circuit protection. The device incorporates a red/green mechanical indicator that clearly displays the open or closed status of the contacts, along with a convenient label holder for circuit identification. The DX3 series is compatible with Legrand auxiliaries, RCD add-on modules, and various accessories, making it highly adaptable to different installation requirements.
The MCB is constructed with halogen-free materials and designed with environmental consciousness, ensuring compliance with substance-restriction requirements and RoHS directives. With a rated insulation voltage of 500V and impulse withstand voltage of 6kV, this circuit breaker provides comprehensive protection for electrical circuits while maintaining safety and reliability in demanding applications.
Key Features
- 25kA breaking capacity at 400V according to IEC 60947-2 standard
- C-curve tripping characteristic with 315A-630A short-circuit threshold
- IP20 finger-safe terminals for safe and flexible installation
- Red/green mechanical indicator showing open/closed contact status
- Compatible with Legrand DX3 auxiliaries, RCD modules and accessories
- Halogen-free construction with environmental compliance
- DIN rail mounting with top or bottom cable supply options
- Label holder for clear circuit identification and visibility
Technical Specifications
| Specification |
Value |
| Product Name | MCB DX3 2 Pole 63A Curve C |
| Manufacturer | Legrand |
| Reference Number | 409774 |
| EAN Code | 3245064097741 |
| Number of Poles | 2 |
| Rated Current | 63 A |
| Release Characteristic | C Curve |
| Rated Voltage | 400 V AC |
| Rated Insulation Voltage | 500 V |
| Impulse Withstand Voltage | 6 kV |
| Breaking Capacity at 230V | 50 kA |
| Breaking Capacity at 400V | 25 kA |
| Short-Circuit Tripping Range | 315A - 630A (5-10 In) |
| Frequency | 50-60 Hz |
| Degree of Protection | IP20 |
| Impact Strength | IK02 |
| Width in Modular Spacings | 3 modules |
| Physical Width | 53.4 mm |
| Physical Height | 127.5 mm |
| Built-in Depth | 47 mm |
| Total Depth | 79.2 mm |
| Color | Grey (RAL 7035) |
| Operating Temperature Range | -25 to 70°C |
| Storage Temperature Range | -40 to 70°C |
| Nominal Voltage Range | 360-440 V |
| Solid-Core Conductor Cross-Section | 1.5-50 mm² |
| Multi-Wired Conductor Cross-Section | 1.5-35 mm² |
| Connection Type | Screwed Terminal |
| Supply Direction | Top or Bottom |
| Mounting Method | DIN Rail |
| Pollution Degree | 3 |
| Material | Halogen-free |
| Flush-Mounted Installation | Yes |
| Additional Equipment Possible | Yes |
| Concurrent Neutral Switching | No |
| Explosion-Proof | No |
| Carbon Footprint (Manufacturing) | 3.549 kg CO₂ eq. |
| RoHS Compliance | Yes |
| Standard Compliance | IEC 60947-2, IEC/EN 60529 |
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