IEC 62820-3-2:2018描述了具有高级安全和安保需求的公共和私人建筑中高级安保楼宇对讲系统（ASBIS）的基本应用要求。ASBI还用于满足当地工作场所安全法规和/或其他相关地方法规的要求，尤其是保护员工和大楼内所有人员的生命和肢体，同时考虑到当地适用法律要求的残疾人（如实现无障碍进入或求助）。IEC 62820-3-1的建议和要求对本文件是强制性的。

IEC 62820-3-2:2018 describes the basic application requirements for Advanced Security Building Intercom Systems (ASBIS) in public and private buildings with advanced safety and security needs. ASBIS are also used to meet the requirements of the Local Regulations of Workplace Safety？ and/or other relevant local regulations, in particular, protecting the life and limb of employees and all persons in the building, taking into account the inclusion of people with disabilities (e.g to achieve barrier-free access or calls for help) where required by local applicable law. The recommendations and requirements of IEC 62820-3-1 are mandatory for this document.