Zone 2 With Type Of Protection Ex Na Iib Gc, Non Sparking - Siemens SIMOTICS SD Operating Instructions Manual

Operation
8.5 Class
8.5.5

Zone 2 with type of protection Ex nA IIB Gc, non sparking

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84
II 3
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2
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CE - or EAC marking
Code for prevention of explosions
Device group: II not for mining, but other hazardous zones
Device category: 3 for infrequent, short-term danger
Atmosphere: G for gas
Explosion protection: International
Type of protection: "nA" for non-sparking
Explosion group: IIB for ethylene
Temperature Class: T3 for maximum surface temperature of 200° C
Device protection level: Gc for an extended level of protection in hazardous zones with
explosive gas mixtures
Identification number or name of nominated testing agency
Zone 2
"X" special conditions
G Ex
⑤ ⑥
Ex nA
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Operating Instructions, 05/2014, 5 610 00000 02 000
nA IIB
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IIB T3
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T3 Gc
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Gc X
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Low-voltage motors