Table 31: Description Of Marking Example According To Atex And Iecex - WAGO 750-439/040-000 Manual

50 Use in Hazardous Environments

Table 31: Description of Marking Example According to ATEX and IECEx

Marking
TUEV 07 ATEX 554086 X
IECEx TUN 09.0001 X
Dust
II
3 D
Ex
tc
IIIC
T135°C
Dc
Mining
I
M2
Ex
d
I
Mb
Gases
II
3 G
Ex
nA
IIC
T4
Gc
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Manual
Version 1.1.0
WAGO I/O SYSTEM 750 XTR
750-439/040-000 8DI NAMUR Ex i XTR
Description
Approving authority resp. certificate numbers
Equipment group: All except mining
Category 3 (Zone 22)
Explosion protection mark
Type of protection: Protection by enclosure
Explosion group of dust
Max. surface temperature of the enclosure
(without a dust layer)
Equipment protection level (EPL)
Equipment group: Mining
Category: High level of protection
Explosion protection mark
Type of protection: Flameproof enclosure
Explosion group for electrical equipment for
mines susceptible to firedamp
Equipment protection level (EPL)
Equipment group: All except mining
Category 3 (Zone 2)
Explosion protection mark
Type of protection: Non-sparking equipment
Explosion group of gas and vapours
Temperature class: Max. surface temperature
135 °C
Equipment protection level (EPL)