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Ceramic through insulators of nominal voltage over 1000 V. Types, main parameters and dimensions
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Power factor capacitor bank. Terms and definitions. General technical requirements
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Internal combustion reciprocating engines. Visible pollutants. Limit values and test methods
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Mechanical thermostats (thermoregulators) for gas appliances. General technical requirements and test methods
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Cores for inductors and transformers for telecommunications. Part 2. Guides for drafting specifications
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