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Radio-frequency cable type PK 75-7-310. Specifications
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Low-voltage switchgear and controlgear. Part 5-4. Control circuit devices and switching elements. Method of assessing the performance of low-energy contacts. Special tests
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Electromagnetic compatibility of technical equipment. Residual current-operated protective devices (RCDs) for household and similar use. Requirements and test methods
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Explosive atmospheres. Part 29-1. Gas detectors. Performance requirements of detectors for flammable gases
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Electrical insulating varnishes and enamels. Methods of tests
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