Secure storage units - Classification for high security locks according to their resistance to unauthorized opening
This document specifies requirements for high security locks (HSL) for reliability, resistance to burglary and manipulation with methods of testing. It also provides a scheme for classifying HSL in accordance with their assessed resistance to burglary and unauthorized opening.It is applicable to mechanical and electronic HSL. For electronic locks used in a distributed system, see EN 17646 for further information.The following features can be included as optional subjects but they are not mandatory:a) recognized code for preventing code altering and/ or enabling/ disabling parallel codes b) recognized code for disabling time set up c) integration of alarm components or functions d) resistance to attacks with acids e) resistance to X-rays f) resistance to explosives g) time functions.
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