Design Specification for Electric Power Equipment of Electric Heating Devices GB50056-93

Author: Ministry of Machine Industry of the People's Republic of China, Editor-in-Chief
Publisher:
Publish Date: 1999-10-01
Features: This specification was formulated according to the requirements of Document No. 250 of the State Planning Commission (Ji Zong [1986]), and was primarily edited and organized by the Design and Research Institute of the Ministry. The revision team conducted extensive surveys, experimental validations, and widely solicited opinions and reviews from relevant individuals and organizations across the country. Finally, it was reviewed and finalized in collaboration with relevant departments of the Ministry. The specification consists of seven chapters and two appendices. The main content includes general provisions, basic regulations, main circuit systems, equipment selection and layout, protection, control, signaling, and measurement for electric arc furnaces, induction furnaces, and resistance furnaces (including low-frequency, medium-frequency, and high-frequency induction heating devices).