Residual current device P 304 4P 40 A 30 mA type AC, DX3 series 411703

Safety and Protection in Your Electrical Installation

The residual current device (RCD) P 304 4P 40 A 30 mA AC from the DX3 series is a critical component ensuring safe operation of electrical installations. This device effectively protects against electric shock and prevents fires caused by short circuits and overloads. It provides reliable protection for both professionals installing electrical systems and end users who prioritize the safety of their households.

Functionality and Applications

The RCD P 304 is designed for use in circuits with a rated voltage of 400 V and a rated current of 40 A. Its sensitivity to residual current is 30 mA, ensuring rapid disconnection in the event of dangerous leakage current. The four-pole (4P) design enables comprehensive protection of the entire circuit. The device is suitable for residential, commercial, and industrial installations. Mounting is performed on a DIN rail, facilitating seamless integration with existing distribution equipment.

Features and Benefits

• High Reliability: The device complies with EN 61008-1 standards, guaranteeing superior quality and safe operation.
• Fast Response: 30 mA residual current sensitivity ensures immediate tripping in case of electric shock hazard.
• Easy Installation: DIN rail mounting simplifies and accelerates installation.
• Expandability: Compatible with the HX³ Optimal Energy Distribution System up to 125 A, enabling wireless connection to the electrical system and the option to add auxiliary modules (auxiliary contacts, trip units).
• Wide Operating Temperature Range: Maintains performance in temperatures from -25°C to 60°C, allowing use in diverse environmental conditions.
• Robust Construction: Made from high-quality materials, ensuring durability and resistance to mechanical damage. Device width: 4 modules (72 mm).
• Anti-Tampering Protection: Equipped with a lock to prevent accidental tripping or re-energizing after tripping.
• Wire Cross-Section Compatibility: Supports single-core conductors from 0.75 mm² to 50 mm² and multi-core conductors from 0.75 mm² to 35 mm².

Thanks to these features, the P 304 RCD offers a comprehensive solution for those seeking reliable and effective protection for electrical installations. Its rated short-circuit capacity of up to 10 kA ensures robust protection even under severe overvoltage conditions.