Assa Abloy OneSystem 309N Consignes De Sécurité page 23

Tab. 2 :
Classification key
in accordance
with DIN EN 179
Information
DIN EN 179 Escape door function
The properties of locks are described by the ten-digit classification key according
to DIN EN 179.
Tab. 2 explains the classification key.
Class Meaning
3 High usage frequency in situations when there is little incen-
tive to be careful, thus posing the possibility of accidents or
misuse.
7 200,000 test cycles
7 Door mass greater than 200 kg (300 kg)
B Suitable for use on fire and smoke protection doors on the
basis of testing in accordance with EN 1634-1
1 Suitable for critical security function
3 High corrosion resistance in accordance with EN 1670:2007
Section 5.6
2 Intrusion protection up to 1,000 N
2 Up to 100 mm projection (normal projection) of the opera-
ting element
A Emergency exit lock with handle actuation
A/B/D For installation in
· A · double-leaf doors in the active leaf (lock with unlocking
· B · single-leaf doors (lock without unlocking pin)
· D · single-leaf doors opening inwards only (lock without
pin) (certification procedure still pending)
unlocking pin)
23
EN