Double cylinder lock case with an automatically deadlocking
latchbolt. The deadlocking function is controlled
with a rotating snib, operated by a square key, in the forend.
Snib function:
TURN CLOCKWISE = Deadlocking, latchbolt protrudes 21 mm.
The lock can be opened only with a key or thumbturn.
TURN ANTICLOCKWISE = Latchbolt protrudes 14 mm.
The lock can be opened with a lever handle also.
LC121TX is the microswitch version of the lock. The switch
changes it’s status when the latchbolt leaves its day locking
position, i.e. the bolt protrudes 15 mm or more. Striker plates
to be used with a microswitch locking box: 4692, 4693.
Striker plate 4690, 4691, LP711, LP714,
LP721, LP731
Finish Fe/ZL
Cylinder ABLOY® C, N, T, U
Fire resistance Yes