Place the high and low-voltage wiring harnesses on different levels of the vehicle body, such as positioning the high-voltage harness at the bottom of the vehicle body and the low-voltage harness in the middle or upper part. Use metal shielding covers to separate. Whether you're dealing with low-voltage (LV) or high-voltage (HV) cables, following the correct procedures prevents failures, reduces maintenance costs, and enhances system longevity. This guide covers the most widely recognized power cable installation standards, including IEC, NEC, and IEEE. In this guide, we'll walk through the step-by-step process of HT & LT cable installation, highlighting key considerations and best practices. HT Cables: HT cables are designed to transmit high-voltage electricity over long distances, typically used in substations and power distribution networks. LT. Both low voltage and high voltage wiring need to maintain some distance from each other or be separated by a barrier within the conduit. The layered layout is currently the most commonly used layout method for high-voltage wiring harnesses. Furthermore, we'll explore unique considerations and specific nuances for projects in Europe, the Americas.