Mechanical and steam mechanical injectors. Types and basic parameters. General technical requirements
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Fuel cell road vehicles. Safety specifications. Part 1. Vehicle functional safety
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Unit transformer substations, 25 to 2500 kV x A, for voltage to 10 kV. Test methods
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Low-voltage switchgear and controlgear. Mounting on rails for mechanical support of electrical devices in switchgear and controlgear installations
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LED modules for general lighting. Safety specifications
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