Power transformers - Part 22-4: Power transformer and reactor fittings - Insulating liquid to water heat exchangers
Power transformers - Part 22-5: Power transformer and reactor fittings - Electric pumps for transformers
Power transformers - Part 22-6: Power transformer and reactor fittings - Electric fans for transformers
Power transformers - Part 22-7: Power transformer and reactor fittings - Accessories and fittings
Power transformers - Part 22-7: Power transformer and reactor fittings - Accessories and fittings
Power transformers - Part 22-8: Power transformer and reactor fittings - Devices suitable for use in communication networks
Power transformers - Part 24: Specification of voltage regulating distribution transformers (VRDT)
Power transformers - Part 25: Neutral grounding resistors
Power transformers - Part 4: Lightning impulse and switching impulse tests of power transformers and reactors
Railway applications - Electric equipment for rolling stock - Part 3: Electrotechnical components - Rules for DC circuit-breakers
Railway applications - Electric equipment for rolling stock - Part 4: Electrotechnical components - Rules for AC circuit-breakers
Railway applications - Electric equipment for rolling stock - Part 5: Electrotechnical components - Rules for HV fuses
53,361 unterschiedliche Normreferenzen aus erfassten offiziellen Quellen. Frühere Ausgaben sind enthalten. Der Index und die Sammlungen der Herausgeber haben einen unterschiedlichen Umfang. Quellen und Abdeckung anzeigen.