11
EN
10. ATEX MARKING
II 3/- G Ex ic nA IIB T4 Gc
1
2
3
4
5
6
7
1
Marking of EX-protected units
2
Equipment group according to RL 2014/34/EU
II
Not underground operation
3
Ignition protection types
Ex ic
Intrinsic safety with the protection level “ic” - not capable of causing ignition in undisturbed operation
nA
non-functioning
4
Explosion groups according to EN 60079-0: 2019-09
IIB
the group has a limiting gap width (MESG) 0.5-0.9 mm, suitable e.g. for use with ethylene
5
Unit categories of the assemblies used
3/-
Extraction from EX zone 2, installation exclusively in no EX zone
G
Gas
6
Temperature class
T4
max. surface temperature of the operating medium 135 °C
7
Protection level EPL according to EN 60079-0: 2019-09
3/- G Gc
Suitability for extraction from EX zone 2
