The updated edition of the Portuguese Standard for Early Streamer Emission Air Terminals is already published

The Standard NP 4426 is equivalent to the French Standard NF C 17-102 and the Spanish UNE 21186

The Instituto Português da Qualidade (IPQ) has published last 15th of September the second edition of the Standard NP 4426 “Protecção de estruturas e de zonas abertas mediante pára-raios com dispositivo ionizante não radioactivo” that, as the French NF C 17-102 and the Spanish UNE 21186 already did, has updated its contain for harmonizing the risk calculation and the installation of common components with the new European Standards for lightning protection using Franklin rods and meshed conductors.

For any information about the design and the installation of lightning protection systems in Portugal, you can get in contact with the Portuguese delegation of Aplicaciones Tecnológicas, S.A., which new address is:

Aplicaciones Tecnológicas, S.A. – Portugal

Av. da Republica,

Edifício República 1ºpiso, escritório F

2645-143 Alcabideche, PORTUGAL.

T: (+351) 21 910 6519 / (+351) 917322857


Also through the contact email in Portugal Atportugal