Below is chart illustrating European lock certification standards. The chart outlines the number and type of locks that must be used with various grades of safes and vaults in order for certification to be maintained.
Burglary Resistance Grade (as per EN 1143-1)
Lock Configuration as per EN 1300 Number of Locks, Lock Class
|Safe or Vault Grade||Number Of Locks Required||Lock Class Per EN1300|
|XI||2 (3)||D (C)|
|XII||2 (3)||D (C)|