isolation transformer single phase
An isolation transformer single phase is a crucial electrical device designed to transfer electrical power between two circuits through electromagnetic induction while keeping them physically separated. This specialized transformer comprises primary and secondary windings that are electrically isolated but magnetically coupled. Operating at a 1:1 ratio, it provides the same voltage output as input while maintaining complete galvanic isolation between circuits. The transformer's core function is to eliminate electrical noise and protect sensitive equipment from power surges and ground loops. Its unique construction features reinforced insulation between windings, typically achieving an isolation voltage rating of 2000-4000V AC. The device employs high-quality magnetic cores and copper windings to ensure minimal power loss and maximum efficiency. These transformers are extensively used in medical equipment, testing laboratories, industrial control systems, and sensitive electronic installations where electrical isolation is paramount. They provide essential safety features by breaking ground loops and preventing dangerous fault currents from reaching the secondary circuit. Modern isolation transformers often include additional features such as electrostatic shielding, temperature monitoring, and various tapping arrangements for voltage adjustment. Their robust construction ensures long-term reliability and consistent performance in demanding applications.