Learn how to select the right current transformer for metering and protection applications, including CT ratio, burden, accuracy, and application requirements.

Learn how to perform CT saturation testing with a CT analyzer, including excitation tests, knee point tests, result analysis, and testing steps.

Learn the difference between CT saturation and CT accuracy, including accuracy class, protection CT performance, burden, and saturation risks.

Learn how CT saturation affects differential, transformer, busbar, and overcurrent protection systems and why CT performance matters.

Learn the CT commissioning procedure before substation energization, including testing steps, preparation, safety checks, and performance verification.