Megger 550555 General Standards
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Megger 550555 Details
Megger 550555
Transformer Ratiometer Calibraton Standard.
The Calibration Standard has been designed for use as a reference transformer for checking the accuracy of the Biddle Three-Phase TTR. The standard is also useful for troubleshooting and repairing the instrument. The Calibration Standard is available with a Calibration Certificate of turns ratio and phase shift accuracy traceable to NIST.