Superior quality electromechanical security lock working according to the fail-safeprinciple(=unlockedwithoutpower). Thelocks have been manufactured to be operated by different impulse generators: push buttons, numeric keypads, card readers, key contacts, timers, etc. These should be equipped with a Normally-Open contact. These locks are mortise locks suitable for both 17mm europrofile and 22mm round cylinders. The hardened duplex bolt, as well as the deadlock, are mounted on a solid baseplate. This baseplate is made of stainless steel (AISI 304, cast according to the lost-wax process). The stainless steel covers (AISI 304) provide a closed case. The re are 2 . stainless steel striker plates with closed ( striker cup for extra protection of the bolt available The SSP striker plate has a fixed striker cup, which cannot be adjusted after installation. The ASP striker plate adjustablestrikercup,which can be adjusted 2mm to the left and 2mm to the right anytime after the installation.