What is the operating maximum voltage for a typical residential electrical system in Colorado?

In a typical residential electrical system in Colorado, the operating maximum voltage is primarily recognized as 240 volts. This voltage is commonly used for larger appliances and systems within homes, such as electric ranges, dryers, and HVAC systems.

Most residential electrical systems are supplied through a split-phase system consisting of two 120-volt lines that, when combined, create a 240-volt output. This setup not only provides standard lighting and outlet service at 120 volts but also accommodates the additional voltage requirement for certain high-demand appliances.

Understanding this voltage configuration is crucial for anyone working with residential electrical systems, as it governs the design, installation, and maintenance of electrical circuits within homes. The other voltage options available, such as 480 volts and 600 volts, are typically found in commercial and industrial settings, where higher power requirements are necessary for machinery and industrial equipment.