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EN1300 Lock Standards

Fitting an uncertified lock or a lock that is not certified in the correct class for the particular safe or vault will invalidate the unit's certification.

Below is chart which outlines the number and type of locks that must be used with various grades of safes and vaults in order for them to remain fully certified.

Burglary Resistance Grade (as per EN 1143-1)

Lock configuration as per EN 1300 number of locks , lock class.

Unit Grade Number Of Locks Class
0 1 A
I 1 A
II 1 A
III 1 B
IV 2 B
V 2 B
VI 2 C
VII 2 C
VIII 2 C
IX 2 C
X 2 C
XI 2 (3) D (C)
XII 2 (3) D (C)
XIII 3 D