IEC 62351本部分的范围是促进电力系统管理中基于角色的访问控制（RBAC）。RBAC将人类用户、自动化系统和软件应用程序（在本文档中统称为“主体”）分配给指定的“角色”，并限制其仅访问安全策略确定为其角色所需的资源。购买本文件时可获得的所有当前修订均包含在购买本文件中。

The scope of this part of IEC 62351 is to facilitate role-based access control (RBAC) for power system management. RBAC assigns human users, automated systems, and software applications (collectively called "subjects" in this document) to specified "roles", and restricts their access to only those resources, which the security policies identify as necessary for their roles.All current amendments available at time of purchase are included with the purchase of this document.