Shop Legrand DX3 MCB 4 Pole 50A Circuit Breaker C Curve | 407933 In Iraq Best Prices
Professional-grade 4-pole 50A thermal magnetic circuit breaker with 6000A breaking capacity, C curve protection, and DIN rail mounting for residential and commercial electrical installations.
The Legrand DX3 MCB (Miniature Circuit Breaker) is a thermal magnetic circuit-breaker designed to protect wiring installations against overloads and short-circuits while providing control and isolation capabilities. This 4-pole device features a 50A rated current with C curve characteristics, 400V~ rating, and an impressive 6000A/10kA breaking capacity according to IEC 60898-1 standards. The breaker is equipped with two DIN rail clamps allowing independent removal even when the prong busbar is still in place, making installation and maintenance convenient for electricians.
With a built-in depth of 44mm and occupying 4 modular spacings, this circuit breaker integrates seamlessly into residential and small commercial panel installations. The device offers IP20 protection against solid bodies larger than 12.5mm (fingerproof protection) and features maximum energy limitation (class 3 according to IEC 60898-1). It can be supplied by copper cable, prong busbar, fork busbar, or Legrand HX3 plug busbar, providing flexible installation options. The product includes a label holder for clear circuit identification and on/off indication printed on the handle with red and green backgrounds.
This Legrand circuit breaker complies with all substance-restriction requirements and has been designed with environmental consciousness in mind. It can be equipped with Legrand DX3 auxiliaries, RCD add-on modules, and various accessories, and supports connection to aluminum cable with appropriate terminal accessories. The device operates reliably across a frequency range of 50-60 Hz and maintains performance in ambient temperatures from -25°C to 70°C, making it suitable for diverse installation environments.
Key Features
- 6000A breaking capacity (10kA at 400V) with current limiting class 3 protection
- 4-pole configuration with 50A rated current and C curve tripping characteristics
- Dual DIN rail clamps for independent removal and flexible installation
- IP20 fingerproof protection against solid bodies larger than 12.5mm
- Compatible with Legrand DX3 auxiliaries, RCD add-on modules, and accessories
- Label holder with on/off indication for easy circuit identification
- Supports multiple supply options: copper cable, prong busbar, fork busbar, or HX3 plug busbar
- Wide operating temperature range: -25°C to 70°C for diverse environments
Technical Specifications
| Specification |
Value |
| Product Type | Thermal Magnetic Circuit Breaker (MCB) |
| Brand | Legrand |
| Model Series | DX3 |
| Reference Number | 407933 |
| EAN Code | 3245064079334 |
| Number of Poles | 4 poles (4P) |
| Rated Current | 50 A |
| Release Characteristic | C Curve |
| Rated Voltage | 400 V AC |
| Rated Insulation Voltage | 500 V |
| Rated Impulse Withstand Voltage | 4 kV |
| Breaking Capacity (Icn) | 6000 A at 400V according to EN 60898 |
| Breaking Capacity (Icu) | 10 kA at 400V according to IEC 60947-2 |
| Breaking Capacity (Icu) | 25 kA at 230V according to IEC 60947-2 |
| Current Limiting Class | Class 3 |
| Frequency Range | 50-60 Hz |
| Protection Degree | IP20 |
| Impact Strength Rating | IK02 |
| Built-in Depth | 44 mm |
| Width | 70.8 mm |
| Height | 94.8 mm |
| Total Depth | 77.8 mm |
| Modular Width | 4 modular spacings |
| Operating Temperature Range | -25°C to +70°C |
| Storage Temperature Range | -40°C to +70°C |
| Connectable Conductor Cross Section (Multi-wired) | 1.5-25 mm² |
| Connectable Conductor Cross Section (Solid-core) | 1.5-35 mm² |
| Connection Type | Screwed terminal |
| Supply Direction | By top or bottom |
| Mounting Method | DIN rail |
| Mounting Clamps | Two DIN rail clamps (top and bottom) |
| Color | Grey |
| RAL Number | 7035 |
| Halogen Free | Yes |
| Pollution Degree | 2 |
| Flush-mounted Installation | Yes |
| Concurrently Switching Neutral Conductor | Yes |
| Additional Equipment Possible | Yes |
| Explosion-proof | No |
| Label Space Available | Yes |
| Carbon Footprint (Manufacturing) | 3.833 kg CO2 eq. |
| Standards Compliance | IEC 60898-1, IEC 60947-2, IEC/EN 60529 |
| Supply Options | Copper cable, prong busbar, fork busbar, Legrand HX3 plug busbar |
| Compatible Accessories | Legrand DX3 auxiliaries, RCD add-on modules, various installation accessories |
Order Legrand DX3 MCB 4 Pole 50A Circuit Breaker C Curve | 407933 at wholesale prices for companies and factories in Iraq and Middle East, get the best deals on bulk purchases, contact us today.
