Auto Transformers in Motor Test Benches- A Guide to Commissioning Tests

https://voltage-control-explained.brightpathdigest.com/posts/servo-controlled-voltage-stabilizers-in-cold-storage-sites-a-guide-to-fault-finding

Auto Transformers in Motor Test Benches: A Guide to Commissioning Tests Every site has small details that change how its power gear performs. In motor test benches, motors and drives can draw very different currents across a work cycle