Siemens SIDOOR ATD4 W Series System Manual page 299

Connecting and commissioning
10.3 Connecting a geared motor to the control unit
– Fasten the round connector in place with screws. Ensure that the round connector is
screwed tightly in place to comply with IP56 degree of protection.
ATD4xxW for industrial applications
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System Manual, 06/2022, A5E51901827B AA