Announcement of Ministry of the Housing and Urban-Rural Development of the People's Republic of China

No.629

Notice on Publishing the National Standard of Electric Equipment Installation Engineering　Code for Construction and Acceptance of Power Transformers，Oil-immersed Type Reactors and Instrument Transformers by Ministry of Housing and Urban-Rural Development

Electric Equipment Installation Engineering　Code for Construction and Acceptance of Power Transformers，Oil-immersed Type Reactors and Instrument Transformers has been approved as a national standard with a serial number of GB 50148-2010 and shall be implemented on December 1，2010.Herein，Articles 4.1.3，4.1.7，4.4.3，4.5.3（2），4.5.5，4.9.1，4.9.2，4.9.6，4.12.1（3，5，6），4.12.2（1），5.3.1（5）and 5.3.6 are compulsory provisions and must be enforced strictly.The former standard GBJ 148-90 Specifications for Construction and Acceptance of Power Transformers shall be abolished simultaneously.

Authorized by the Standard Rating Research Institute of Standards and Norms Ministry of Housing and Urban-Rural Development，this code is published by China Planning Press.

Ministry of Housing and Urban-Rural Development of the People's Republic of China

May 31，2010