This chapter describes how to connect the power modules in the chassis and to power on the switch. Ensure all power connection wiring conforms to the rules and regulations in the National Electrical Code (NEC) as well as. In the entire network cabling project, cabinet wiring is a meticulous task. How to make the cabinet wiring neat and orderly is a major test of the professional skills of our novice in the low-voltage field. The Importance of Standardized Cabinet Wiring. It ensures that servers, routers, and other devices receive reliable and efficient power. Current plans are a 9u startech rack mounted to the wall that will contain 24 port patch panel, 24 port switch, ubiquity router and a microatx server chassis for NVR.