Shop Legrand DX3 MCB 1 Pole 25A B-Curve 10kA Circuit Breaker | 408874 In Iraq Best Prices
Single-pole thermal-magnetic circuit breaker with 25A rating, B-curve tripping, and 10kA breaking capacity for reliable protection of residential and commercial wiring installations with fingerproof IP20 safety housing.
The Legrand DX3 MCB 10000A is a single-pole thermal-magnetic circuit breaker designed to protect residential and small commercial wiring installations against overloads and short-circuits. With a rated current of 25A and B-curve tripping characteristic, this device provides reliable protection with a breaking capacity of 10,000A according to IEC 60898-1 standard. The circuit breaker features a fingerproof IP20 housing that ensures safe operation in various environments, and its compact DIN rail mounting design allows for easy installation and integration into electrical panels.
This MCB is equipped with advanced safety features including a current limiting class 3 rating that minimizes let-through energy during fault conditions. The device can be supplied through multiple connection methods including copper cables, prong busbars, fork busbars, or Legrand HX3 plug busbars, providing flexibility in installation configurations. The B-curve release characteristic ensures tripping between 3 and 5 times the rated current during short-circuit conditions, making it ideal for circuits with low inrush currents such as residential lighting and general-purpose outlets.
The DX3 circuit breaker is designed with user convenience in mind, featuring a label holder for clear circuit identification and on/off indication printed on the handle with red and green backgrounds for easy status recognition. It can be equipped with Legrand DX3 auxiliaries, RCD add-on modules, and various accessories for enhanced functionality. The device complies with all substance-restriction requirements and has been manufactured using environmentally conscious processes, meeting RoHS and REACH compliance standards.
Key Features
- Breaking capacity of 10,000A according to IEC 60898-1 standard for household installations
- B-curve release characteristic with tripping between 3-5 times rated current for short-circuit protection
- Fingerproof IP20 protection against solid bodies larger than 12.5mm for enhanced safety
- Current limiting class 3 providing maximum energy limitation during fault conditions
- DIN rail mounting with dual clamps allowing independent removal without affecting busbar supply
- Multiple connection options including copper cables, prong busbars, fork busbars, and HX3 plug busbars
- Compatible with Legrand DX3 auxiliaries, RCD add-on modules, and various accessories
- Label holder and on/off indication for easy circuit identification and status recognition
- Rated voltage of 230V AC with impulse withstand voltage of 4kV
- Compact design with 44mm built-in depth and 17.8mm width for space-efficient installation
Technical Specifications
| Specification |
Value |
| Product Name | MCB DX3 10000A 1 Pole 25A Curve B |
| Reference Number | 408874 |
| EAN Code | 3245064088749 |
| Manufacturer | Legrand |
| Product Series | DX3 |
| Number of Poles | 1 (Single Pole) |
| Rated Current | 25A |
| Release Characteristic | B-Curve (3-5 In) |
| Rated Voltage | 230V AC |
| Rated Insulation Voltage | 500V |
| Rated Impulse Withstand Voltage | 4kV |
| Breaking Capacity (Icn) | 10,000A at 230V according to IEC 60898-1 |
| Breaking Capacity (Icu) | 16,000A at 230V according to IEC 60947-2 |
| Current Limiting Class | Class 3 (Maximum energy limitation) |
| Frequency | 50-60 Hz |
| Degree of Protection | IP20 (Fingerproof) |
| Impact Strength Rating | IK02 |
| Connection Type | Screwed Terminal |
| Supply Direction | Top or Bottom |
| Connectable Conductor Cross Section (Solid) | 1.5-35 mm² |
| Connectable Conductor Cross Section (Multi-wired) | 1.5-25 mm² |
| Mounting Method | DIN Rail |
| Width in Modular Spacings | 1 Module |
| Built-in Depth | 44 mm |
| Width | 17.8 mm |
| Height | 94.8 mm |
| Total Depth | 77.8 mm |
| Color | Grey (RAL 7035) |
| Operating Temperature Range | -25°C to +70°C |
| Storage Temperature Range | -40°C to +70°C |
| Pollution Degree | 2 |
| Halogen Free | Yes |
| Flush-mounted Installation | Yes |
| Neutral Conductor Switching | No |
| Additional Equipment Possible | Yes (DX3 auxiliaries, RCD modules) |
| Explosion-proof | No |
| Carbon Footprint (Manufacturing) | 0.904 kg CO2 eq. |
| Compliance Standards | IEC 60898-1, IEC 60947-2, IEC/EN 60529, RoHS, REACH |
| Warranty | Standard manufacturer warranty applies |
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