Russian standards PDF
Safety of power transformers, power supplies, reactors and similar products. Part 2-1. Particular requirements and tests for separating transformers and power supplies incorporating separating transformers for general applications
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Safety of power transformers, power supplies, reactors and similar products. Part 2-2. Particular requirements and tests for control transformers and power supplies incorporating control transformers
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Safety of power transformers, power supplies, reactors and similar products. Part 2–3. Particular requirements and tests for ignition transformers for gas and oil burners
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Safety of power transformers, power supplies, reactors and similar products. Part 2-4. Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers
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Safety of power transformers, power supplies, reactors and similar products. Part 2-12. Particular requirements and tests for constant voltage transformers and power supply units for constant voltage
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Safety of power transformers, power supplies, reactors and similar products. Part 2-13. Particular requirements and tests for auto-transformers and power supply units incorporating auto-transformers
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