Shop Legrand DX3 MCB 3 Pole 63A Curve C Circuit Breaker | 409787 In Iraq Best Prices
Professional three-pole modular circuit breaker with 63A C curve rating, 25kA breaking capacity, IP20 finger-safe terminals, and advanced thermal-magnetic protection for reliable electrical circuit management.
The Legrand DX³ MCB (Miniature Circuit Breaker) is a three-pole modular thermal-magnetic circuit breaker designed for control, protection, and isolation of electrical circuits. This professional-grade device delivers exceptional performance with a 25kA breaking capacity at 400V~, making it ideal for residential and small commercial applications. The 63A C curve rating provides reliable protection against overloads and short circuits, with tripping thresholds between 315A and 630A. The breaker features IP20 finger-safe terminals that comply with IEC/EN 60529 standards, ensuring safe installation and operation in various electrical environments.
This DX³ circuit breaker is engineered with advanced thermal-magnetic protection technology, offering precise control over electrical circuits while maintaining compatibility with the complete DX³ product range. The device can be supplied by copper cable from either the top or bottom side, providing installation flexibility. It features 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 breaker is rated for 400V nominal voltage with impulse withstand voltage of 6kV, making it suitable for demanding industrial and commercial applications.
Built with environmental consciousness, this product complies with substance-restriction requirements and halogen-free standards. It operates reliably across a wide ambient temperature range from -25°C to 70°C and can accommodate conductor cross-sections from 1.5mm² to 50mm² for solid-core cables or 1.5mm² to 35mm² for multi-wired conductors. The DX³ breaker can be equipped with Legrand DX3 auxiliaries, RCD add-on modules, and various accessories, making it a versatile solution for modern electrical installations.
Key Features
- 25kA breaking capacity at 400V with reliable short-circuit protection
- 63A C curve rating with tripping threshold between 315A and 630A
- IP20 finger-safe terminals compliant with IEC/EN 60529 standards
- Red/green mechanical indicator showing open/closed contact status
- Compatible with Legrand DX3 auxiliaries, RCD modules, and accessories
- Flexible top or bottom copper cable supply options
- Halogen-free and environmentally conscious design
- Wide ambient temperature operating range -25°C to 70°C
- Supports solid-core cables up to 50mm² and multi-wired up to 35mm²
- DIN rail mounting with label holder for circuit identification
Technical Specifications
| Specification |
Value |
| Product Type | Miniature Circuit Breaker (MCB) - Three-Pole |
| Rated Current | 63 Amperes |
| Release Characteristic | C Curve |
| Breaking Capacity at 400V | 25 kA |
| Breaking Capacity at 230V | 50 kA |
| Rated Voltage | 400V AC |
| Rated Insulation Voltage | 500V |
| Impulse Withstand Voltage | 6 kV |
| Frequency Range | 50-60 Hz |
| Degree of Protection | IP20 (Finger-safe terminals) |
| Number of Poles | 3 poles (3 protected poles) |
| Tripping Threshold | 315A to 630A (C curve between 5 In and 10 In) |
| Built-in Depth | 47 mm |
| Width in Modular Spacings | 4.5 spacings |
| Overall Width | 80.1 mm |
| Overall Height | 127.5 mm |
| Overall Depth | 79.2 mm |
| Mounting Method | DIN rail mounting |
| Impact Strength Degree | IK02 |
| Ambient Operating Temperature | -25°C to +70°C |
| Storage Temperature | -40°C to +70°C |
| Nominal Voltage Range | 360-440V |
| Solid-Core Conductor Cross-Section | 1.5-50 mm² |
| Multi-Wired Conductor Cross-Section | 1.5-35 mm² |
| Connection Type | Screwed terminal with cable connection |
| Supply Direction | Top or bottom |
| Pollution Degree | 3 |
| Color | Grey (RAL 7035) |
| Halogen Content | Halogen-free |
| Concurrently Switching Neutral | No |
| Additional Equipment | Yes - compatible with DX3 auxiliaries and RCD modules |
| Label Space | Yes - label holder included |
| Explosion-Proof | No |
| Reference Number | 409787 |
| EAN Code | 3245064097871 |
| Carbon Footprint (Manufacturing) | 5.755 kg CO₂ eq. |
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