Table 39: Description Of The Marking Example Per Atex And Iecex - WAGO 750-637 Series Manual

54 Use in Hazardous Environments

Table 39: Description of the Marking Example per ATEX and IECEx

Marking Text
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
Manual
Version 1.6.1
750-637 Incremental Encoder Interfaces
Description
Approving authority or certificate numbers
Device group: All except mining
Device category 3 (Zone 22)
Explosion protection mark
Protection type: Protection by enclosure
Dust group: Explosive dust atmosphere
Maximum surface temperature of the enclosure
(no dust bin)
Level of equipment protection (EPL)
Device group: Mining
Device category: High degree of safety
Explosion protection mark
Protection type: Pressure-tight encapsulation
Electrical devices in potentially explosive mines
Level of equipment protection (EPL)
Device group: All except mining
Device category 3 (Zone 2)
Explosion protection mark
Protection type: Non-sparking equipment
Gas group: Explosive gas atmosphere
Temperature class: Max. surface temperature
135 °C
Level of equipment protection (EPL)
Public
WAGO I/O System 750