Electrical installations of buildings. Part 1. Safety provision requirements. Chapter 41. Surge protection Section 441. Protection of electric installations up to 1 kV against over-voltages resulted from ground short circuits in electrical installations more than1 kV
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Electrical installations of buildings. Part 1. Safety provision requirements. Chapter 41. Surge protection Section 441. Protection against overvoltages of atmospheric origin or due to switching
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Electrical installations of buildings. Part 1. Safety provision requirements. Chapter 41. Surge protection Section 441. Protection against electromagnetic interferences (EMI) in installations of buildings
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Electrical installations of buildings. Part 1. Selection and mounting of electrical equipment. Section 541. Grounding devices and systems balancing current potential in electric installations including data processing equipment
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Electrical installations of buildings. Part 1. Requirements for special electric installations. Section 701. Construction and demolition site installations
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Electrical installations of buildings. Part 1. Selection and mounting of electrical equipment. Section 51. General requirements]
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Electrical installations of buildings. Part 1. Requirements for special electric installations. Electrical installations of buildings and structures with electrical heating of floors and surfaces
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Electrical installations of buildings. Part 7-711. Requirements for special electric installations. Medical locations
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Low-voltage electrical installations. Part 4-41. Protection for reasons of safety. Protection against thermal effects
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Low-voltage electrical installations. Part 5-51. Selection and installation of electric equipment. Grounding devices and protective conductors
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Low-voltage electrical installations Part 6 Tests
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Technical energy systems. Power sources (energy carriers) and energy-consumption sectors
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