Shop Legrand RX3 MCB 3 Pole 20A Curve B Circuit Breaker | 419170 In Iraq Best Prices
Professional 3-pole miniature circuit breaker with 20A rated current, 6000A breaking capacity, curve B characteristic, and advanced current limiting technology for reliable household and commercial electrical protection.
The Legrand RX3 MCB (Miniature Circuit Breaker) is a professional-grade 3-pole circuit breaker designed for household and small commercial electrical installations. With a rated current of 20A and curve B characteristic, this device provides reliable protection against overloads and short circuits. The breaker features a breaking capacity of 6000A according to IEC 60898-1 standard, making it suitable for demanding residential applications. It can be supplied via copper cable, prong busbar (top or bottom side), or fork busbar (bottom side), offering flexible installation options for various electrical configurations.
This circuit breaker is engineered with advanced current limiting technology (class 3) to minimize let-through energy during fault conditions. The device is protected against solid bodies larger than 12.5mm with IP20 rating according to IEC/EN 60529 standard, ensuring safe operation in standard environments. Built to comply with substance-restriction requirements and designed with environmental consciousness, the RX3 MCB meets modern sustainability standards while delivering superior electrical protection. Its compact modular design allows for easy DIN rail mounting with a width of 53.1mm and depth of 77.8mm.
The product includes comprehensive technical documentation and is certified by leading international standards organizations. Installation should be performed by qualified electricians in compliance with local electrical codes. The breaker operates at rated voltages between 360-440V with a frequency range of 50-60Hz, making it compatible with standard European electrical systems. Legrand's commitment to quality ensures long-term reliability and safety for critical electrical circuits.
Key Features
- 6000A breaking capacity according to IEC 60898-1 standard for household installations
- Curve B tripping characteristic with short-circuit threshold between 60A and 100A (3-5 In range)
- Advanced current limiting class 3 technology minimizing let-through energy during faults
- IP20 protection rating fingerproof against solid bodies larger than 12.5mm
- Flexible connection options: copper cable, prong busbar (top/bottom), or fork busbar (bottom)
- Compact modular design for DIN rail mounting with 3-pole configuration
- Rated voltage 400V with impulse withstand voltage of 4kV
- Environmentally conscious design compliant with substance-restriction requirements
- Terminal marking indication for easy identification and installation
- Grey color (RAL 7035) for professional appearance and visibility
Technical Specifications
| Specification |
Value |
| Product Type | Miniature Circuit Breaker (MCB) |
| Number of Poles | 3 poles (3P) |
| Rated Current | 20 Amperes (A) |
| Release Characteristic | Curve B (3-5 In tripping range) |
| Breaking Capacity (Icn at 400V) | 6000 Amperes (6 kA) |
| Breaking Capacity (Icu at 400V) | 6000 Amperes (6 kA) |
| Rated Voltage | 400 Volts (V) AC |
| Rated Insulation Voltage (Ui) | 500 Volts (V) |
| Impulse Withstand Voltage (Uimp) | 4 Kilovolts (kV) |
| Current Limiting Class | Class 3 |
| Frequency Range | 50-60 Hz |
| Degree of Protection (IP) | IP20 |
| Impact Strength (IK) | IK02 |
| Width (Modular Spacing) | 3 modules |
| Width Dimension | 53.1 millimeters (mm) |
| Height Dimension | 88.5 millimeters (mm) |
| Depth Dimension | 77.8 millimeters (mm) |
| Built-in Depth | 44 millimeters (mm) |
| Connection Type | Screwed terminal, Busbar and cable |
| Mounting Method | DIN rail mounting |
| Supply Direction | Top or bottom |
| Nominal Voltage Range | 360-440 Volts (V) |
| Pollution Degree | Degree 2 |
| Storage Temperature Range | -40 to +70 degrees Celsius |
| Color | Grey (RAL 7035) |
| Halogen Free | No |
| Flush-mounted Installation | Yes |
| Terminal Marking | Yes |
| Concurrently Switching Neutral | No |
| Additional Equipment Possible | No |
| Reference Number | 419170 |
| EAN Code | 3414970367310 |
| Manufacturer | Legrand |
| Product Series | RX³ |
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