![]() ![]() Grade VII: two class C VdS / EN 1300 locks.Grade V: two class B VdS / EN 1300 class.Grade IV: two class B VdS / EN 1300 locks.As an option, a second lock can be installed. Grade III: one class B VdS / EN 1300 double-bitted key lock.The number and diameter of the bolts depends on the grade and model of the vault door, ranging between 7 bolts of Ø 30 mm and 16 bolts of Ø 50 mm. These are distributed all throughout the surface of the door and protected by special alloy metal armour plating as well as by automatic relocking systems, which in the event of an attack activate the whole locking system. ![]() This protection is made up of high-resistance composites with metallic fibres and several layers of reinforcing armours inserted into their body, which give the doors a strong resistance faced to mechanical or thermal attacks. The protection structure of the Ferrimax Vault Doors depends on each grade. ![]()
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