IEC 61587-6:20 21根据IEC 60917（所有部件）和IEC 60297（所有部件）规定了室内机柜机械结构的安全方面和安全性能水平。本文件不涉及故意破坏。 这第二版取消并取代了2017年出版的第一版。本版构成技术修订版。 与上一版相比，此版本包括以下重大技术变更: a)修订和扩大的术语和定义。 b)4.2机柜访问安全级别中的附加信息。 c)修订了机柜安全性能等级要求，在表2-机柜安全性能等级中增加了附加等级。 d)在表3-机柜的安全性能水平-机械中增加了面板强度一栏。e）修订了5.2.2机械锁和铰链强度试验中机械锁（和增加铰链）的试验。 f）增加了5.2.4面板强度试验。 g)在表5-密钥的安全性能级别中增加了密钥功能的附加描述。 h）附录A中手柄的修订试验方法。

IEC 61587-6:2021 specifies security aspects and security performance levels of the mechanical construction of indoor cabinets in accordance with IEC 60917 (all parts) and IEC 60297 (all parts). This document does not address vandalism.
This second edition cancels and replaces the first edition published in 2017. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
a) Revised and expanded terms and definitions.
b) Additional information in 4.2 Access security level of the cabinet.
c) Revised requirements for Security performance levels of cabinets and added additional levels in Table 2 – Security performance levels of cabinets.
d) Added a column for panel strength in Table 3 – Security performance levels of cabinet – mechanical.
e) Revised test for mechanical lock (and hinges added) in 5.2.2 Tests for strength of mechanical locks and hinges.
f) Added 5.2.4 Tests for panel strength.
g) Added additional description of Key function in Table 5 – Security performance levels of key.
h) Revised test method for handles in Annex A.