Siemens SINAUT ST7 System Manual page 86

Introduction to the SINAUT ST7 system
1.12 Standards and approvals of SINAUT ST7 products
CULus approval, hazardous location
CULUS Listed 7RA9 IND. CONT. EQ. FOR HAZ. LOC.
Underwriters Laboratories Inc. complying with
● UL 508 (Industrial Control Equipment)
HAZ. LOC.
● CSA C22.2 No. 142 (Process Control Equipment)
● UL 1604 (Hazardous Location)
● CSA–213 (Hazardous Location)
APPROVED for Use in
● Cl. 1, Div. 2, GP. A, B, C, D T4A
● Cl. 1, Zone 2, GP. IIC T4
● Cl. 1, Zone 2, AEx nC IIC T4
Note
This equipment is suitable for use in Class I, Division 2, Group A, B, C, D or non-
hazardous locations only.
Note
This plant has to be mounted according to the NEC (National Electrical Code)
stipulations.
When used in environments according to class I, division 2 (see above) , the SINAUT
products must be mounted in an enclosure that corresponds to at least IP54 according to
EN 60529.
86
WARNING
Explosion Hazard -
Do not disconnect while circuit is live when a flammable or combustible atmosphere is
present.
WARNING
Explosion Hazard -
Substitution of components may impair suitability for Class I, Division 2.
System Manual, 07/2009, C79000-G8976-C178-07
Station control system