LST EN IEC 60076-22-5:2021 Power transformers - Part 22-5: Power transformer and reactor fittings - Electric pumps for transformers (IEC 60076-22-5:2021)
2021LST EN IEC 60076-22-5:2021 Power transformers - Part 22-5: Power transformer and reactor fittings - Electric pumps for transformers (IEC 60076-22-5:2021)