Current Transformer Testing 1 Student Guide SKU: CT1-STU - Current Transformer Testing 1 Student Guide Details Current Transformer Testing 1 describes the application, construction, accuracy class ratings, and operation of current transformers in typical instal... DetailsBackDetailsCurrent Transformer Testing 1 describes the application, construction, accuracy class ratings, and operation of current transformers in typical installations at substations. Explains two methods of checking current transformer polarity.5-1/2" x 8-1/2" 28 pages By Alexander Publications $15.00 Quantity Add to Cart QuantityPrice