Kelman's TAPTRANS unit offers accurate and reliable DGA for both the transformer and the tap changer in one compact unit. Jan. 15, 2008 Kelman's TAPTRANS unit offers accurate and reliable DGA for both ...

A Load Tap Changer (LTC) failure can be catastrophic to the rest of the electric power system. SDMyers, a transfomer reliability company, estimates that about 40 percent of LTC-equipped transformer ...