T/ZZB 0721-2018
Electric arc furnace transformers (English Version)
- Standard No.
- T/ZZB 0721-2018
- Language
- Chinese, Available in English version
- Release Date
- 2018
- Published By
- Group Standards of the People's Republic of China
- Latest
- T/ZZB 0721-2018
- Scope
- This standard specifies the terms and definitions, product classification and product models, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage and factory technical documents, quality commitment, etc. of electric arc furnace transformers. This standard applies to three-phase oil-immersed electric arc furnace transformers with a rated frequency of 50 Hz/60 Hz, a voltage level of 110 kV and below, and a rated capacity of 180 000 kVA and below.
T/ZZB 0721-2018 history
- 2018 T/ZZB 0721-2018 Electric arc furnace transformers
