Technicalappendix
W
W.
Part designation
marking
Equipment group
Device category
• G Gas (gas)
D flammable dust
Explosion protection type
ingress protection class
• EC type-examination certificate
Year manufacture
• Name and address manufacturer
1
6
2
7
3
8
4
9
11
5
10
12
60
60
1
2
3
4
5
10
11
12
6
7
9
8
.7
Ratings plate empty enclosure
Ratings plate Ex-certified empty enclosure
Number the notified body
Part No
