Siemens 1PL618 Series Operating Instructions Manual page 39

Note
The plug-in connection may differ from the standard layout in the case of special orders.
In the version "without sensor", an armored conduit union is located here.
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A5E00215731A AD
Siemens AG Operating Instructions 2.02 1PL618
Transport, assembly, and connection
3.3 Electrical connection
37