Distribution automation: How should it be evaluated?

A distribution automation (DA) system enhances the efficiency and productivity of a utility. It also provides intangible benefits such as improved public image and market advantages. A utility should evaluate the benefits and costs of such a system before committing funds. The expenditure for distribution automation is economical when justified by the deferral of a capacity increase, a decrease in peak power demand, or a reduction in O&M requirements. The three modules of a distribution automation system are examined along with the costs of distribution automation