First and periodic verifications (Periodics in years, from the first verification):
es
ee
ex
ee /EEA – Electrical Energetic Installations Grid Impedance and Automatic Trip-Out Ability – IEC/EN 60909-0; IEC / EN 60947-2, ee /EES – Electrical Energetic Systems Earthing and Grounding Safety – HD 637 installations exceeding 1 kV; IEEE 81; IEEE 142; IEC62305; EN50522; etc, es /EISinsp – Electrical Installations Safety of Buildings – Verification IEC/HD 60364-6; VDE 100; BS 7671; IEE Wiring regulation; CEI 64.8; AS/NZ 3018 ; etc., ex /High Risk Assessment Areas, Fire & Explosion Protected Environment; IEC 60079-17; IEC 60079-19, eq /ESB Electrical Switchboards Equipment Safety Testing; IEC/EN 61439-1; IEC/EN 62271; etc, eq /MST Machines Electrical Safety Testing; IEC/EN 50191; IEC/EN 60204-1; etc., eq /PAT Portable Appliances Safety Testing; IEC/EN 60335-1; IEC/EN 60598; IEC/EN 60745-1; IEC/EN 60974; VDE 701; VDE 702; NEN 3140; etc.