A: Yes. Search for “IEC 60099-5 application guide” on the websites of arrester manufacturers like Tridelta Meidensha , Hubbell , or Lamco . You can also find free webinar recordings on the eCIGRE platform.

Annex J provides guidance for older silicon carbide (SiC) gapped arresters still in service. Key Technical Components

Go to https://webstore.iec.ch/search Type your suspected number. Use wildcards: 60095* or 60050-* .

According to IEC 60099-6.

This 396-page guide includes tables of typical residual voltages, discusses diagnostic tools for asset management, and provides annexes on calculating stress on arresters.

You're looking for a guide on IEC 60099-5 PDF!

specifications for gapless metal-oxide surge arresters, IEC 60099-5 provides the "how-to" for system engineers. Scope of the Standard Voltage Range: Three-phase systems with nominal voltages above 1 kV Arrester Types Covered: Gapless Metal-Oxide Surge Arresters (MOA): Covered under IEC 60099-4. Gapped Surge Arresters: