Shop Legrand DX3 3-Pole 125A Circuit Breaker Curve D | 409842 In Iraq Best Prices
Professional-grade three-pole circuit breaker with 125A capacity, 25kA breaking power, D-curve protection, and IP20 finger-safe terminals for reliable electrical circuit control and protection
The Legrand DX³ is a three-pole modular thermal-magnetic circuit breaker designed for comprehensive control, protection, and isolation of electrical circuits. This advanced device delivers exceptional performance with a 25kA breaking capacity at 400V and 125A D-curve operation, making it ideal for residential and small commercial electrical installations. The breaker features IP20 finger-safe terminals that provide enhanced safety during installation and maintenance, ensuring compliance with international safety standards. With its robust construction and reliable thermal-magnetic tripping mechanism, the DX³ offers dependable protection against both overload and short-circuit conditions.
This circuit breaker is engineered for seamless integration into modern electrical distribution systems and can be equipped with Legrand DX3 auxiliaries, RCD add-on modules, and various accessories to meet specific application requirements. The device supports both copper and aluminum cable connections (with appropriate terminal accessories), providing flexibility in installation scenarios. Built-in mechanical indicators displaying red/green status and convenient label holders enable clear circuit identification and monitoring. The DX³ operates reliably across a wide ambient temperature range (-25°C to +70°C) and is designed with environmental consciousness, complying with substance-restriction requirements.
With a tripping threshold between 1250A and 1750A for short-circuit conditions and D-curve performance between 10In and 14In, this breaker ensures precise protection coordination. The halogen-free construction and comprehensive technical documentation make the DX³ an excellent choice for professionals seeking high-quality, reliable electrical protection solutions that meet stringent international standards and environmental regulations.
Key Features
- 25kA breaking capacity at 400V with D-curve tripping characteristic for reliable short-circuit protection
- IP20 finger-safe terminals providing enhanced safety and compliance with IEC/EN 60529 standard
- Three-pole modular design compatible with Legrand DX3 auxiliaries, RCD add-on modules and accessories
- Red/green mechanical indicator displaying circuit status and label holder for clear circuit identification
- Halogen-free construction with environmental consciousness and substance-restriction compliance
- Wide operating temperature range (-25°C to +70°C) with stable performance across all conditions
- Supports both copper and aluminum cable connections with appropriate terminal accessories
- Thermal-magnetic protection mechanism for precise overload and short-circuit coordination
Technical Specifications
| Specification |
Value |
| Product Type | Three-Pole Modular Circuit Breaker |
| Rated Current | 125 A |
| Rated Voltage | 400 V AC |
| Breaking Capacity (at 400V) | 25 kA |
| Breaking Capacity (at 230V) | 50 kA |
| Release Characteristic | D Curve |
| Tripping Threshold (Short-Circuit) | 1250A to 1750A (D curve: 10In to 14In) |
| Rated Insulation Voltage | 500 V |
| Rated Impulse Withstand Voltage | 6 kV |
| Frequency Range | 50-60 Hz |
| Degree of Protection | IP20 (Finger-Safe) |
| Number of Poles (Total) | 3 |
| Number of Protected Poles | 3 |
| Width (Modular Units) | 4.5 modules |
| Physical Width | 80.1 mm |
| Physical Height | 127.5 mm |
| Physical Depth | 79.2 mm |
| Built-in Depth | 47 mm |
| Weight | Not specified (Standard modular breaker weight approximately 200-250g) |
| Ambient Temperature (Operating) | -25°C to +70°C |
| Storage Temperature | -40°C to +70°C |
| Nominal Voltage Range | 360-440 V |
| Connectable Conductor Cross-Section (Solid-Core) | 6-70 mm² |
| Connectable Conductor Cross-Section (Multi-Wired) | 6-50 mm² |
| Connection Type | Screwed Terminal |
| Supply Direction | Top or Bottom |
| Mounting Method | DIN Rail |
| Flush-Mounted Installation | Yes |
| Concurrently Switching Neutral | No |
| Pollution Degree | 3 |
| Degree of Impact Strength | IK02 |
| Color | Grey (RAL 7035) |
| Halogen-Free | Yes |
| Additional Equipment Possible | Yes (DX3 auxiliaries, RCD add-on modules, accessories) |
| Explosion-Proof | No |
| Label Space/Information Surface | Yes |
| Reference Number | 409842 |
| EAN Code | 3245064098427 |
| Carbon Footprint (Manufacturing Phase) | 5.807 kg CO₂ eq. |
| Warranty | Standard manufacturer warranty (refer to Legrand documentation) |
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