Home / Standards / GB/T 20641-2006 GB/T 20641-2006 General requirements for empty enclosures of low-voltage switchgear and controlgear assemblies 低压成套开关设备和控制设备空壳体的一般要求 Standard Type GBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A