Approvals 
  A.8 UL HAZ. LOC certification (explosion protection) 
SCALANCE M874, M876 
Operating Instructions, 06/2015, C79000-G8976-C331-05 
77 
 
UL HAZ. LOC certification (explosion protection) 
 
I.T.E. for HAZ.LOC. 
CL.I, DIV.2, GP A,B,C,D T4 
CL.1, Zone2, GP IIC, T4 
For temperature information "T.." or the maximum ambient temperature "Ta:..", refer to the 
type plate. 
 
●  UL 60950-1 (Information Technology Equipment) 
●  CSA C22.2 No.60950-1 (Information Technology Equipment) 
●  ANSI/ISA 12.12.01-2007 
●  CSA C22.2 No. 213-M1987