GB - Chinese national standards

Electrical insulation systems—Procedures for thermal evaluation—Part 4: Selection of the appropriate test method for evaluation and classification of electrical insulation systems

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Electrical insulation systems—Procedures for thermal evaluation—Part 5: Applications with a designed life of 5000h or less

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Electrical insulation systems—Procedures for thermal evaluation—Part 6:Multifactor evaluation with increased factors during diagnostic testing

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Evaluation and qualification of electrical insulation systems

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Specific test methods for d.c. machines on conventional and rectifier-fed supplies

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Basic specifications for industrial fuel fired installations—Part 1General

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Test methods for fuel fired furnaces Part 1: General

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Fine ceramics (advanced ceramics, advanced technical ceramics) - Sample preparation for the determination of particle size distribution of ceramic powders

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General technical requirements for steel wire ropes

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Flat steel wire ropes for balance

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