The key management system can be divided into four types according to the use function and method of the key
1. Padlock with different keys（KD）
Each lock only has a unique key, and the locks cannot be mutually opened
2. Padlock with alike keys（KA）
All the locks in the specified group can be opened with each other, and any one or several keys can open all padlocks in the group. Multiple groups cannot be opened to each other
3. KD with master keys
Each lock in the designated group is only equipped with a unique key. The locks and locks cannot be opened to each other, but there is a master key that can open all safety padlocks in the group. Multiple groups can be customized.
4. KA with master keys
After confirming multiple sets of open key series, if you need to designate a higher-level supervisor to open all groups, you can add a universal key
Post time: Aug-28-2020
