Test for electric cables under fire conditions. Сircuit integrity. Part 2. Test method for fire with shock at a temperature of at least 830 °C for cables of rated voltage up to and including 0,6/1,0 kV and with an overall diameter not exceeding 20 mm
United power system and isolated power systems. Thermal power plants. Heat-power equipment. Pre-launch steam-oxy- gen cleaning, passivation and preservation of the steam-water tract. Norms and requirements
Boxes and enclosures for electrical accessories for household and similar fixed electrical installations. Part 21. Particular requirements for boxes and enclosures with provision for suspension means
