Siemens SIRIUS 3SK1 Instructions Manual - Page 12

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Siemens SIRIUS 3SK1 Instructions Manual
Configuring/planning

3.3 Approvals of the 3SK1 Advanced special versions

Output expansions 3SK1213
If the 3SK1213 output expansion is used on the right-hand side of the basic unit, a distance of
22.5 mm must always be maintained or the 22.5 mm loop-through connector
(3ZY1212-2AB00) must be used, regardless of the above specifications.
3.3
Approvals of the 3SK1 Advanced special versions
Approvals
The SIRIUS 3SK1 Safety Relays Advanced special versions are certified according to the following
approvals:
Note
UL and CSA
Unlike the other SIRIUS 3SK1 safety relays, these special versions do not have UL and CS approval.
12
SIRIUS 3SK1 Advanced Safety Relays - special versions
Configuration Manual, 03/2022