Surge arrester with disconnector ETITEC A 280/5/F1-NO 002441200

Protection against overvoltage in your installation

The ETITEC A 280/5/F1-NO surge arrester is a key element protecting the electrical installation from the effects of sudden voltage surges. Designed to protect overhead lines, it effectively minimizes the risk of damage to equipment and ensures continuity of power supply. It utilizes varistor technology, which guarantees a fast and effective response to overvoltages.

Construction and application

This surge arrester, with a continuous operating voltage Uc of 280V, is used in TN, TN-C and TN-S networks. Its construction based on varistor technology allows for the absorption of surge energy, protecting connected devices. Protection class II / C provides an appropriate level of protection for various installations. The discharge current rating of 5kA (8/20μs) and the ability to withstand a short-circuit current of 4kA testify to its reliability and durability.

Key features and benefits

• Fast response: Varistor technology ensures an instantaneous reaction to overvoltages, minimizing the time the installation is exposed to harmful effects.
• Versatile application: Designed for TN, TN-C and TN-S networks – fits most typical electrical installations.
• High efficiency: Rated discharge current of 5kA (8/20μs) guarantees effective protection against high-energy surges.
• Optical indication of operation: Built-in optical indicator informs about the operation of the arrester, facilitating diagnostics and maintenance.
• Compliance with standards: Meets the requirements of IEC/VDE, ensuring safety and reliability.
• Leakage current: Has a leakage current function which increases safety.
• Direct mounting: Enables quick and easy installation directly into the electrical installation.

The ETITEC A 280/5/F1-NO surge arrester is a reliable solution for anyone who cares about the safety and durability of their electrical installation. Its solid construction and high technical parameters guarantee long-term protection against the effects of overvoltages.