US 11,677,348 B2
Safety bus in an industrial device assembly
Roberto S. Marques, Cedarburg, WI (US); Calvin Steinweg, Hartford, WI (US); James K. Newbern, Slinger, WI (US); and Robert Dilgard, Shorewood, WI (US)
Assigned to Rockwell Automation Technologies, Inc., Mayfield Heights, OH (US)
Filed by Rockwell Automation Technologies, Inc., Mayfield Heights, OH (US)
Filed on Aug. 31, 2021, as Appl. No. 17/446,524.
Prior Publication US 2023/0066880 A1, Mar. 2, 2023
Int. Cl. H02P 29/024 (2016.01); H02K 11/30 (2016.01)
CPC H02P 29/024 (2013.01) [H02K 11/30 (2016.01)] 20 Claims
OG exemplary drawing
 
1. A motor control center (MCC) for an industrial system, the MCC comprising:
a housing comprising:
a section comprising one or more units, wherein each of the one or more units comprises one or more industrial automation devices;
a safety distribution unit configured to:
communicatively couple to a safety device external to the MCC, wherein the safety device is configured to detect a safety hazard and output one or more safety signals indicative of the safety hazard being present and
receive the one or more safety signals from the safety device; and
a safety bus comprising:
a first terminal block communicatively coupled to the safety distribution unit and configured to receive the one or more safety signals from the safety distribution unit and
a second terminal block communicatively coupled to the first terminal block and included in the section, wherein the second terminal block is configured to:
receive the one or more safety signals from the first terminal block; and
deliver the one or more safety signals to each unit of the one or more units.