Motor lock STEP 351

STEP 351 is a powerful motor lock adapted to increase a higher security level in the door environment, around the clock. The lock case has a modern bolt placement with a strong hook bolt located in the center of the lock case. Certified in class 2A, 2B and 3 according to SSF 3522.

New series of revolutionary motor locks

STEP 351 is part of the STEP 300 motor lock series. It is a fast and strong hook bolt lock which can withstand great stress.

• Certified for burglary protection acc. SSF 3522 Class 2A, 2B and 3.
• Certified for evacuation acc. EN 179:2008.
• Certified in fire technical class E/EI120 acc. EN 14846:2008 in combination with a latch lock.

Manipulation protected block function

The lock has a double blocking, where the blocking of the hook bolt also is blocked by a latch. The latch position is read by an optical sensor so you can trust that it is really locked. The latch is completely protected from access and thus ensures protection against manipulation.

FreeDrive^® minimizes wear during mechanical use

The FreeDrive^® technology enables the locks motor and gearbox to disengages every time the door unlocks mechanically. This means that the wear minimizes when using lever knob, keys or emergency exit device. Locks with FreeDrive^® used together with STEP Exit on doors with emergency exits can therefore be used thousands of times every day.

Control units with smart features

Choose from two different control units:

ST300C

• ST300C uses encrypted communication OSDP AES-128 for locking, unlocking and status indications.
• Handles one motor lock for connection to access system, alarm and central function.
• Handles re-entry.

ST500C

• ST500C uses encrypted communication OSDP AES-128 for locking, unlocking and status indications.
• Handles up to two motor locks for connection to access system, alarm and central function. These can be controlled individually or synchronized for connection to access control systems, alarms and essential function.
• Handles re-entry.

Read more about STEP control units

For door environments with evacuation requirements

STEP 351 is adapted for door environments with evacuation requirements according to EN 179:2008.

Combine with STEP Exit emergency exit devices to create a safer evacuation route with unparalleled ease of use and also maximize the benefits of the FreeDrive^® technology.

Go to STEP Exit for STEP 351