ABLOY® EL544 is a fast motor lock with dead bolt and handle-operated mechanical anti-friction latch bolt for wooden and steel doors. EL554 is a high security lock for exterior doors and emergency exits that are unlocked in day time and electrically locked in night time. Suitable applications are i.e. doors of commercial buildings, schools, universities and industrial premises. The locks can be controlled by a variety of electrical impulse generating equipment, i.e. card reader, keypad or timer.
Features: - fast opening, strong against seal forces - configurable fail locked or fail unlocked in the case of power failure, requires a backup card in the control unit (available as an accessory) - multivoltage AC/DC -operation - break-in resistance according to Swedish standard class 3
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