The IEC standard that governs portable equipment, with or without matching connection points, for temporary earthingElectrical earthing, also known as grounding, is a safety m... More or earthingElectrical earthing, also known as grounding, is a safety m... More and short-circuiting of electrically isolated or de-energized a.c. and d.c. installations, distribution and transmission networks, whether they are overhead or underground or of low or high voltageAny voltage exceeding 1000 V a.c. or 1500 V d.c. More. This standard covers equipment comprising an earthingElectrical earthing, also known as grounding, is a safety m... More or a short-circuiting or an earthingElectrical earthing, also known as grounding, is a safety m... More and short-circuiting device and insulating component. The performance of equipment, devices and components covered by this standard is based on electro-dynamic and electro-thermal effects acting during short-circuit. It includes requirements for inspection, testing, and equipment marking (including labelling).