Siemens SIMOTICS XP 1LA5 - Environmental Conditions

Description
Explosion-protected machines
88 56100000002002, 01/2016
3.8 Environmental conditions
Limit values for the standard version
Relative humidity for ambient tempera-
ture T
amb
40 °C
Max. 55 %
Ambient temperature
-20 °C to +40 °C
Installation altitude
≤ 1000 m
Air with normal oxygen content, usually
21 % (V/V)
If the environmental conditions are different from the details listed here, then the
values on the rating plate will apply.
The machine is suitable for tropical climates.
3.9 Marking explosion-proof machines
Table 3-5 Zone 1 with Ex e IIC Gb type of protection (increased safety "e")
0158
II 2 G Ex e IIC T3 Gb
Table 3-6 Zone 2 with type of protection Ex nA IIC Gc, (non sparking)
II 3 G Ex nA IIC T3 Gc
Table 3-7 Zone 21
0158
II 2 D Ex tb IIIC T125°C Db
Table 3-8 Zone 22
II 3 D Ex tc IIIB T125°C Dc