This part of GB/T 16895 specifies the basic requirements for protection against electric shock, including basic protection for humans and livestock (direct contact protection) and fault protection (indirect contact protection). In addition, the application and combination of the above requirements are specified according to the external influence conditions. This section also specifies the requirements for additional protection in specific cases. 410.
GB/T 16895.21-2020 Referenced Document
IEC 60364-6 Low voltage electrical installations - Part 6: Verification; Corrigendum 1
IEC 61140 Protection against electric shock — Common aspects for installation and equipment