IEC/EN 60079-14 GOST IEC 60079-14
IEC/EN 60079-15 GOST R IEC 60079-15
Ex marking for type of protection Ex nA IIC T3 Gc or Ex ec IIC T3 Gc
II 3 G Ex nA
ec
IIC T3 Gc
① ② ③ ④ ⑤ ⑥ ⑦ ⑧ ⑨ ⑩
AA87
2 Ex nA IIC T3 Gc X
① ⑪ ② ⑫ ⑥ ⑦ ⑧ ⑨ ⑩ ⑬
① CE- or EAC marking
② Code for prevention of explosions
③ Equipment group: II not for mining, but other hazardous zones
④ Device category: 3 for infrequent, short-term danger
⑤ Atmosphere: G for gas
⑥ Explosion protection: International
⑦ "nA" or "ec" type of protection
⑧ Explosion group: IIC for acetylene
⑨ Temperature Class: T3 for maximum surface temperature 200 °C
⑩ Device protection level: Gc for an extended level of protection in hazardous zones with
explosive gas mixtures
⑪ Identification number or name of nominated testing agency
⑫ Zone 2
⑬ "X" special conditions
Ex marking for type of protection Ex nA IIB T3 Gc or Ex ec IIB T3 Gc
II 3 G Ex nA
ec
IIB T3 Gc
① ② ③ ④ ⑤ ⑥ ⑦ ⑧ ⑨ ⑩
AA87
2 Ex nA IIB T3 Gc X
① ⑪ ② ⑫ ⑥ ⑦ ⑧ ⑨ ⑩ ⑬
Description
SIMOTICS TN Series N-compact 1LA8
Operating Instructions 08/2017 25
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