Perform Precision Measurements With Raytech TR-Spy TTRs

The Raytech TR-Spy family of TTRs have quickly become recognized as the World’s most advanced Three Phase Transformer Ratiometers.

Raytech TR-Spy Mark IIA rugged, lightweight instrument that automatically measures Turns Ratio, Voltage Ratio, Excitation Current, Phase Relationship, and Phase Displacement, the Raytech TR-SPY Mark II Three Phase TTR (Transformer Turns Ratio) is a fully automatic instrument that can perform precision laboratory measurements, as well as function extremely well in the field for routine maintenance testing.

• Select transformer type using simple user interface
• Measure voltage/turns ratio, current and phase displacement
• Store 100 test results on unit or export using RS-232 interface
• Ratio Measurement of .08 to 13000 turns
• Five test voltage ranges – 1V, 10V, 40V, 100V and Automatic
• Automatic phase vector detection

 

Raytech TR-Spy Mark IIIThe Raytech TR-SPY Mark III Three Phase TTR (Transformer Turns Ratio) is used in routine maintenance and acceptance testing and for investigating the core, windings, and tap changer settings of transformers for common problems, such as:  

• Shorted turns & turn errors
• Defective or incorrect tap settings
• Mislabeled terminals & nameplates
• Degradation of performance due to aging

 

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