Siemens SIMATIC S7-300 Series Reference Manual page 7

Approbation, Standards and Approvals
The SIMATIC S7-300 series conforms to:
S Requirements and criteria to IEC 61131, Part 2
S CE labeling
– EC Guideline 73/23/EEC on Low Voltages
– EC Guideline 89/336/EEC on electromagnetic compatibility (EMC)
S Canadian Standards Association: CSA C22.2 Number 142, tested (Process
Control Equipment)
S Underwriters Laboratories, Inc.: UL 508 registered (Industrial Control
Equipment)
S Underwriters Laboratories, Inc.: UL 508 (Industrial Control Equipment)
S Factory Mutual Research: Approval Standard Class Number 3611
S C-Tick Australia
PLC S7-300, CPU Specifications CPU 312 IFM to CPU 318-2 DP
A5E00111190-01
Preface
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