Heat shrinkable low and medium voltage moulded shapes. Methods of test|Protected electrical equipment, Overvoltage protection, Pushbutton switches, Electrical equipment, Approval testing, Electronic equipment and components, Indicator lights, Insulated cables, Electric wiring systems, Electric enclosures, Selection, Flexible cables, Industrial, Electric machines, Equipment safety, Electric control equipment, Verification, Marking, Electric current, Forms (paper), Emergency equipment, Surge protection, Electric connectors, Voltage, Electric motors, Electrical insulating materials, Environment (working), Circuits, Safety devices, Control switches, Fail-to-safety devices, Colour codes, Electric conductors, Electric power system disturbances, Electric power systems, Voltage fluctuations, Symbols, Diagrams, Flashing lights, Occupational safety, Electric terminals, Electric cables, Machine tool components, Installation, Production equipment, Electrical insulation, Interlocks, Performance tes