SA Electrical Contractor magazine is crammed with 52 pages of information for the South African electrical contractor. This month two lightning protection experts, Paul van As and Ivan Grobbelaar, discuss the selection and co-ordination of lightning and surge arresters, compliance and the installation of surge protection according to SANS 10142-1.
Paul van As, a legend in the lightning and surge protection field says: “The word ‘comply’ has been used by unscrupulous suppliers of surge arresters to inform their clients that the units can legally be sold and installed, when in fact they do not have the required certification of compliance.”
LED lighting specialist, Dr Marthinus Smit, sheds light on control gear for LED lighting – and this is a must-read cut-out-and-keep article for all LED lighting installers.
Chris Koen, the ECA(SA) Regional Director in the Highveld region writes about the ‘standard test finger’ – do you know what it is?
Read it here: