JUMO SafetyM STB Notice De Mise En Service page 79

7.2 Marquage suivant la directive ATEX 2014/34/EU et EN Normes EN 60079-11 „i",
EN 50495 et DIN EN ISO 80079-37 „h":
II (1) G [Ex ia Ga] IIC
II (1) D [Ex ia Da] IIIC
II (1) G [Ex ia Ga] IIC ( (
II (1) D [Ex ia Da] IIIC ( ) )
Designation according to standard series EN 60079 for electrical devices
ia: related equipment according to ignition protection „i"
intrinsically safe according to EN 60079-11
„ia" (2-failsafe) for category 1
Standard designation
Category according to ATEX directive
G: gas explosion protection; D: dust explosion protection
Related equipment for intrinsic safety according to EN 60079-11 for category 1
Applications for ignition protection type intrinsic safety „ia"
Guidelines designation for device group II (non-firedamp endangered mine workings)
Designation explosionproof according to ATEX directive 2014/34/EU
suivant EN 60079-0; -11; -26
Standard designation according to EN 60079-0
Explosion group II C gases, low ignition energy such as hydrogen
III C conductive dusts
Equipment Protection Level:
Ga (gases) for category 1, zone 0 for gas
Da (dust) for category 1, zone 20 for dust
2014/34/EU
7 ATEX
77