The Megger TTR25 is an automatic hand-held battery operated transformer turns ratio test set. It is used to measure the turns ratio, excitation current and polarity of windings in single- and ...

Vanguard Instruments Co. has added two new products to its family of transformer turns-ratio testers: the ATRT-03 S2 and the Tri-Phase May 6, 2008 Vanguard Instruments Co. has added two new products ...