Siemens 6SL3120-2TE21-0AA3 Manual page 10

Test certificates
Test certificates for functional safety functions ("Safety Integrated") can be found at:
http://support.automation.siemens.com
An up-to-date list of currently certified components is also available on request from your
local Siemens office. If you have any questions relating to certifications that have not yet
been completed, please ask your Siemens contact.
Grounding symbols
Table 2
Booksize Power Units
Manual, (GH2), 04/2014, 6SL3097-4AC00-0BP6
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Symbols
Symbol Meaning
Connection for protective conductor (PE)
Ground (e.g. M 24 V)
Connection for function equipotential bonding
Preface
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