Installation   
4.1 Installation 
  SCALANCE X-200 
74  Compact Operating Instructions, 12/2010, A5E00813159-11 
WARNING 
 
 
If the IE switches  
  SCALANCE X208 
  SCALANCE X204 IRT PRO 
  SCALANCE X202-2P IRT PRO 
  SCALANCE X201-3P IRT PRO 
are operated in ambient temperatures between 65°C and 70°C, the temperature of the 
IE switch housing may be higher than 70°C. 
The subject unit must be located in a Restricted Access Location where access can only 
be gained by SERVICE PERSONNEL or by USERS who have been instructed about 
the reasons for the restrictions applied to the location and about any precautions that 
shall be taken when operated in an air ambient of 65-70°C. 
WARNING 
 
 
If temperatures in excess of 70 °C occur on cables or at cable feed-in points, or the 
temperature at the branching point of the cables exceeds 80 °C, special measures need 
to be taken. If the equipment is operated at an ambient temperature of 50 °C - 60 °C, 
use cables with a permitted ambient temperature of at least 80 °C.