Quarter-turn locks

Housing, actuator and nut die-cast zinc.
O-ring NBR, flat seal PUR.

Housing and actuator, trivalent passivated or black powder-coated.
Nut electro zinc-plated.

Quarter-turn lock is vibration-resistant through a detent mechanism in the end position. Right or left mounting with 90° closing and internal rotation limit. The quarter-turn lock can be installed pre-assembled (limitations by small A-dimensions and thick doors). Tested according to DIN EN 60068-2-64 (vibration) and DIN EN 60068-2-27 (shock), test standard 61373. Vibration-proof as per rail applications category 1, class B (highest requirement). The fastening nut has claws allowing it to be used as an earthing nut.

Water and dust proof as per IP65 through O-ring and foamed-on PUR seal.

Actuation:
a) square 7 mm
b) square 8 mm
c) slot
d) double lug 3 mm
e) double lug 5 mm
f) triangle 8 mm