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Low-voltage switchgear and controlgear. Part 5-2. Control circuit devices and switching element. Proximity switches
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Low-voltage fuse-links. Part 4. Supplementary requirements for fuse-links for the protection of semiconductor devices
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Lightning protection system components. Part 5. Requirements for earth electrode inspection housings and earth electrode seals
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Radio-frequency cable type PK 100-7-11. Specifications
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Capacitors for electric-thermal installations with frequencies 0,5-10,0 kHz. General specifications
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