Arc welding equipment. Series of nominal currents
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Equipment for arc, resistance, ultrasound and plasma treatment. Series of parameters
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Power transformers of low power. A range of rated output voltages
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Electric energy. The norms for the quality of electrical energy from its receivers connected to general electrical networks
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Electric energy. Requirements for quality of electric energy in general-purpose networks
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Electric energy. Electromagnetic compatibility of technical equipment. Power quality limits in public electrical systems
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Electrical equipment with voltage up to 1000 V. Shells. Degrees of protection
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Electrotechnical articles. Enclosures. Degrees of protections. Designations. Test methods
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Degrees of protection provided by enclosures (IP Code)
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Electric power supply systems of aircrafts and helicopters. Classification. Requirements for the quality of electricity
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Electric power supply systems of aircrafts and helicopters. Requirements for the quality of electricity
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Electric power supply systems of aircrafts and helicopters. General requirements and norms of quality of electric energy
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