Sets out preferred requirements, for application in the Electricity Supply Industry, for the testing, supply and delivery of distribution class, non-linear metal oxide surge arresters without spark gaps, for installation in distribution types of medium v
NRS 039-2-2008 history
2008NRS 039-2-2008 Surge arresters for use in distribution systems Part 2: Distribution class, gapless metal-oxide surge arresters
1999NRS 039-2-1999 Surge arresters for use in distribution systems Part 2: Distribution class, gapless metal-oxide surge arresters