Trenching is the process of digging a narrow channel in the ground to house the electrical conduits that connect your solar panels to your home's electrical system. . Large-scale solar energy systems require a team with specialized skillsets—from the developer to the solar engineer and installer to the excavator and everyone in between. The Essentials of Groundwork for a 91kWp Array: 🔹 Trenching: Excavating and preparing trenches for manholes and sleeves—this protects the critical. . To deliver a fully decarbonised grid by 2035, the government is banking on a near fivefold increase in solar capacity. Can it be done? Yes, but it won't be easy. To ensure the wire is up to the task, it undergoes rigorous testing to earn a specific UL mark.