To Those Who are Interested in: The following two standards took effect March 1, 2007.
GB 7251.2-2006 ( IEC 60439-2:2000) 低压成套开关设备和控制设备 第2部分：对母线干线系统(母线槽)的特殊要求 Low-voltage switchgear and controlgear assemblies—Part 2:Particular requirements for busbar trunking systems (busways) GB 7251.3-2006 ( IEC 60439-3:2001) 低压成套开关设备和控制设备 第3部分:对非专业人员可进入� �地的低压成套开关设备和控制设备——配电板的特殊要求 Low-voltage switchgear and controlgear assemblies—Part 3:Particular requirements for low-voltage switchgear and controlgear assemblies intended to be installed in places where unskilled persons have access for their use—Distribution boards 1. Starting effective date, all designated certification organizations and test laboratories must adopt the new versions of the standards for certification and testing. 2. For certified products with complete test reports issued based on the old versions of the standards, the certificate holders should submit requests to the certification center to transfer the certificates before the next follow-up inspection, no later than May 31, 2008. The new added test items must be tested. 3. For those products obtaining CCC certification through CCEE, CCIB, and production permission, and without complete CCC test reports, they need to be tested based on the new versions of the standards. All missing data and information must be completed. The original text in Chinese can be located at http://www.cnca.gov.cn/cnca/zwxx/ggxx/13472.shtml. Regards, Grace Lin ______________________________________________________________________ This email has been scanned by the MessageLabs Email Security System. For more information please visit http://www.messagelabs.com/email ______________________________________________________________________
