Megger TTR300 Three Phase Transformer Turns Ratio Test Set

Megger TTR300-47 Three Phase Transformer Turns Ratio Test Set

Stand-alone or remote-control operation
Accurately measures ratio, phase deviation and excitation current
Field upgradeable without compromise to calibration
Built-in capability for storing and downloading test results in an XML format, via RS-232, Ethernet or USB ports (depending on model)
Works in the presence of high interference/high voltage
Highest ratio measurement (45,000:1); highest accuracy (0.1%)
Displays % error vs. name plate with pass/fail limits