J Williamson Engineering Inc. specializes in lightning protection and grounding system design for transmission lines and substations. Consulting experience includes the use and application of transmission line surge arresters for lightning protection.
World class software includes SES CDEGS for grounding system design and Sigma SLP, SPX and SSH software for insulation co-ordination and lightning protection.
Test equipment includes the new AEMC Pylon ground test set model 6472/6474

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