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PA401.2: TWO Systems Landed on ONE Bus Bar Array Using dc power systems1 in parallel connection to a bus bar array is one of the most common design architectures2 deployed for redundancy. A very common product conversation starts with the question along these lines; “Need to know if I can run two systems to different breakers on a panelboard as a redundant scheme?” Nutshell Answer: “YES, you can operate two systems connected to a common dc bus bar (panelboard) through individual ci...
