The PV expansion box is specially designed for the safe and efficient connection of solar panels in residential applications. This box supports 1-phase PV connections and offers reliable protection against short circuits, overloads, and leakage currents, providing optimum protection for power supplies up to 40A.

Key specifications

• Single-phase circuit breaker + N B40 for maximum 40A protection
• Single-phase earth leakage circuit breaker + N B16/0.3 mA for advanced leakage current protection
• Suitable for 1-phase PV connections
• Durable and robust design
• Simple and error-free installation
• Compact and space-saving
• Compatible with ABB Hafonorm components

Safe connection of solar panels

The ABB Hafonorm installation cabinet has been specially developed for the safe and efficient connection of solar panels within single-phase systems. Thanks to reliable power distribution and high-quality safety features, this cabinet is ideal for residential applications such as houses and apartments.

Reliable safety features

The cabinet has a circuit breaker that can handle loads of up to 40A and protects against short circuits and overloads. In addition, the earth leakage circuit breaker with a sensitivity of 0.3 mA provides protection against leakage currents, ensuring the safety of users and equipment.

Flexibility and future-proofing

The modular design makes the installation cabinet suitable for various applications and easy to expand. Thanks to its compatibility with other ABB Hafonorm components, installations can be easily adapted to changing needs, ensuring a future-proof solution.

Durable and user-friendly