POWER SUB-FEED DEVICE

A power sub-feed device includes a plurality of bus bars comprising a line bus bar and a load bus bar; a plurality of terminals including a line terminal, a power deviation terminal, a power reception terminal, and a load terminal; a collar assembly attached to the plurality of bus bars; a frame that receives the collar assembly and the plurality of bus bars and covers at least the collar assembly and the plurality of bus bars, where the power sub-feed device is structured to deviate primary power to a secondary device via the power deviation terminal, the secondary device including an automatic transfer switch coupled to a secondary power source, receive power from the secondary device via the power reception terminal, and supply the power from a selected power supply source a load coupled to the main power panel via the load terminal.