Table 1: Description Of Marking Example For Ex I And Iec Ex I Approved I/O Modules According To Cenelec And Iec - WAGO 753-647 Manual

58 Use in Hazardous Environments
Table 22: Description of marking example for Ex i and IEC Ex i approved I/O modules according to
CENELEC and IEC
Inscription text
TÜV 07 ATEX 554086 X
TUN 09.0001X
Dust
II
3(1)D
Ex
tD
[iaD]
A22
IP6X
T 135°C
Mining
I
(M2)
[Ex ia]
I
Gases
II
3(1)G
Ex
nA
[ia]
IIC
T4
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753-647 DALI Multi-Master Module
Description
Approving authority or
certificate numbers
Device group: All except mining
Device category: Zone 22 device (Zone 20 subunit)
Explosion protection mark
Protection by enclosure
Approved in accordance with "Dust intrinsic safety"
standard
Surface temperature determined according to
Procedure A, use in Zone 22
Dust-tight (totally protected against dust)
Max. surface temp. of the enclosure (no dust bin)
Device group: Mining
Device category: High degree of safety
Explosion protection: Mark with category of type of
protection intrinsic safety: Even safe when two
errors occur
Device group: Mining
Device group: All except mining
Device category: Zone 2 device (Zone 0 subunit)
Explosion protection mark
Type of protection: Non-sparking operating
equipment
Category of type of protection intrinsic safety: Even
safe when two errors occur
Explosion Group
Temperature class: Max. surface temperature 135°C
WAGO-I/O-SYSTEM 750
Manual
Version 1.0.0