Class; Zone 1, Type Of Protection Increased Safety Ex "E" Or "Eb - Siemens SIMOTICS XP 1MB1 series Operating Instructions Manual

Risk of explosion during operation due to too high surface temperature
This can result in death, serious injury, or material damage.
• Prevent the maximum surface temperature from being exceeded by maintaining the
specified operating conditions.
• Monitor the coil temperature. Use the temperature sensor that is built into the stator
winding for this as specified on the rating plate or extra rating plate.
3.3.9

Class

3.3.9.1

Zone 1, type of protection increased safety Ex "e" or "eb"

0158
① ②
① ②
①
②
③
④
⑤
⑥
⑦
⑧
⑨
⑩
⑪
⑫
⑬
1LA5/6/7/9, 1LG4/6, 1MA6/7, 1MB..1/2/3/4/5 - SH 63 ... 355
Operating Instructions, 06/2018, A5E44455710A
DANGER
II 2
③ ④ ⑤
1
③ ⑫
CE - or EAC marking
Identification number or name of nominated testing agency
Code for prevention of explosions
Device group: II not for mines susceptible to firedamp, but other hazardous zones
Device category: 2 for occasional danger
Atmosphere: G for gas
Explosion protection: International
Explosion protection type "e" or "eb" increased safety
Explosion group: IIC for acetylene IIB für ethylene
Temperature class: T3 for maximum surface temperature of 200° C
Device protection level: Gb for a high level of protection in hazardous zones with ex-
plosive gas mixtures
Zone 1
"X" special conditions
G Ex
⑥ ⑦
Ex e IIC
⑦ ⑧ ⑨
3.3 Installation
eb IIC T3
⑧ ⑨ ⑩
T3 Gb
⑩ ⑪
Description
Gb
⑪
X
⑬
29