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Electric power systems. Operational dispatching control. Frequency control and control of active power in interconnected power system. General requirements
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House-tube water-watered heat supply systems. General specifications
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Electromagnetic compatibility of technical equipment. Vehicles, boats and devices with internal combustion engines. Radio disturbance characteristics. Limits and methods for the protection of off-board receivers
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Reciprocating internal combustion engine driven alternating current generating sets. Part 3. Alternating current generators
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