Ensure reliable electrical safety with this 4P 40A 30mA RCCB. This electromechanical differential breaker provides robust 6kA short-circuit protection and offers a choice of residual current sensitivity (30mA, 100mA, or 300mA) for precise application matching. Its 230V, 4-pole design delivers dependable earth leakage detection to prevent electric shock and fire hazards. Features and Benefits
- 40A Rated Current & 6kA Breaking Capacity - Handles high-load circuits and safely interrupts severe short-circuits, protecting your installation.
- Selectable Sensitivity (30mA/100mA/300mA) - Offers flexibility for personal protection (30mA), fire prevention (100mA), or equipment protection (300mA) based on your specific needs.
- Electromechanical Trip Mechanism - Ensures reliable operation independent of mains voltage, providing safety even during power supply issues.
- 4-Pole (4P) Design - Ideal for three-phase electrical systems, providing complete circuit isolation and protection for all live conductors.
- Compact and Durable Housing - Engineered for long-term performance and easy integration into standard distribution boards. Applications
- Residential & Commercial Distribution Boards - Essential upgrade for enhancing personal safety against electric shock in homes, offices, and shops.
- Industrial Machine & Three-Phase Equipment Protection - Safeguards motors, pumps, and other 3-phase machinery from insulation faults and earth leakage currents.
- Workshop & Garage Installations - Provides critical protection in environments with portable tools, welding equipment, or damp conditions.
Rated Short-Circuit Capacity: 6 kA. Rated Voltage: 230 V AC. Storage Temperature Range: -40°C to +70°C. Connection Type: Screw Terminal. Degree of Protection: IP20. Electrical Endurance: 2000 cycles. Mechanical Endurance: 20000 cycles. Mounting: DIN Rail (35 mm). Operating Principle: Residual Current Device (RCD) / Residual Current Circuit Breaker (RCCB). Operating Temperature Range: -25°C to +55°C. Pole Configuration: 4P. Rated Current: 40 A. Rated Residual Current: 30 mA, 100 mA, 300 mA (Selectable). Standards Compliance: IEC/EN 61008-1, IEC/EN 61009-1. Terminal Torque: 2.5 Nm. Trip Time: ≤ 300 ms (at 1x IΔn). Type: Electromechanical. Width (Modular): 4 modules (approx. 72mm). Contact Material: Silver Alloy. Insulation Material: Thermoplastic (Polycarbonate/PA66). Rated Voltage (Un): 230 V AC. Operating Temperature Range: -25°C to +55°C. Rated Residual Operating Current (IΔn): 30 mA, 100 mA, 300 mA (Selectable/Triple Sensitivity). Standards Compliance: IEC/EN 61008-1, IEC/EN 61009-1. Dielectric Strength: 4000 V AC (1 minute). Electrical Endurance: ≥ 2000 cycles at In. Mechanical Endurance: ≥ 20000 cycles. Mounting Type: DIN Rail Mounting (EN 60715, 35mm). Pole Configuration: 4P (4-Pole). Protection Degree (Enclosure): IP20. Rated Conditional Short-Circuit Current (Icn): 6 kA. Rated Current (In): 40 A. Terminal Type: Screw Clamp Terminals. Trip Characteristic: Type AC (for sinusoidal residual currents). Tripping Time at 5x IΔn: ≤ 40 ms. Tripping Time at IΔn: ≤ 300 ms. Type of RCD: Electromechanical (Independent of Supply Voltage). Q: What are the key specifications for this 4P 40A RCCB? A: This is a 4-pole (4P) electromechanical residual current circuit breaker rated for 40A and 230V. It offers multiple sensitivity options (30mA, 100mA, 300mA) and a 6kA short-circuit breaking capacity for robust protection.. Q: How durable is this electromechanical RCD differential breaker? A: Built with an electromechanical tripping mechanism, this RCCB offers high reliability and durability independent of mains voltage. It is designed for long-term performance in demanding industrial and commercial electrical installations.. Q: Can this 4-pole 40A RCCB be used in a three-phase system? A: Yes, this 4-pole RCCB is specifically designed for three-phase systems with a neutral. It provides comprehensive residual current protection for all phases and the neutral conductor, making it suitable for industrial machinery and three-phase distribution boards.. Q: Does this residual current circuit breaker come with a warranty? A: Yes, this product is backed by a standard manufacturer's warranty. Please check the product listing or contact the seller for the specific warranty period and terms of coverage.. Q: Is this RCCB a good value compared to premium brands? A: Yes, this offers excellent value for DIY enthusiasts and professionals seeking quality without premium brand pricing. It delivers reliable performance for regular use with essential features like electromechanical operation and multiple trip sensitivities..