GOST - Russian national standards

Rotating electrical machines. Part 24. Online detection and diagnosis of potential failures at the active parts of rotating electrical machines and of bearing currents. Application guide

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Rotating electrical machines. Part 25. AC electrical machines used in power drive systems. Application guide

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Rotating electrical machines. Part 26. Effects of unbalanced voltages on the performance of three-phase cage induction motors

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Rotating electrical machines. Part 27-2. On-line partial discharge measurements on the stator winding insulation of rotating electrical machines

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Rotating electrical machines. Part 27. Off-line partial discharge measurements on the stator winding insulation of rotating electrical machines

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Rotating electrical machines. Part 28. Test methods for determining quantities of equivalent circuit diagrams for three-phase low-voltage cage induction motors

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Rotating electrical machines. Part 29. Equivalent loading and superposition techniques. Indirect testing to determine temperature rise

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Rotating electrical machines. Part 2. Methods for determining losses and efficiency of rotating electrical machinery from tests (excluding machines for fraction vehicles). Measurement of losses by the calorimetric method

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Rotating electrical machines. Part 3. Specific requirements for synchronous generators driven by steam turbines or combustion gas turbines

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Rotating electrical machines. Part 30-1. Efficiency classes of line operated AC motors (IE code)

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