VTSYIQI Transformer Turns Ratio Meter Digital TTR Tester with Variable Ratio Range 0.9-10000 5-inch Touch Screen Overload Protection 500 Groups Data Storage for Single-Phase Transformer Three-Phase Transformer Z-Type Transformer PT CT

VTSYIQI Transformer Turns Ratio Meter Tester for Three-phase Transformer Single-phase Transformer PT CT Z-type Transformer Ratio Group and Polarity Testing with 100 Group Data Storage Range 0.8～10000TTR Thermal Printer Printing Function

VTSYIQI Transformer Turns Ratio Meter Transformer Windings Ratio Tester with Radio Range 0.9~10000 Full Color LCD Display for Ratio And Group Testing Of Single Phase Transformer Three Phase Transformers Z -type Transformers PT CT

VTSYIQI Transformer Turns Ratio Meter TTR Tester with 500 Group Data Storage Single Phase Transformer Three Phase Transformers Z -type Transformers PT CT Specimen Type Radio Range 0.9~10000 Full Color LCD Display Overload Protection

VTSYIQI Transformer Turns Ratio Tester Meter TTR Tester Transformer Ratio Tester with 5 Inch Touch Screen Data Access Function Overload Protection for Ratio And Group Testing Of Single Phase Transformer Three Phase Transformers Z -type Transformers PT CT

VTSYIQI Transformer Turns Ratio Tester Meter with Range 0.8～10000TTR Three-phase Transformer Single-phase Transformer PT CT Z-type Transformer Ratio Group and Polarity Testing Function CT Ratio Polarity Test Function

VTSYIQI Transformer Turns Ratio Tester Transformer Ratio Tester with 5 Inch Touch Screen Charging Function Specimen Type Single Phase Transformer Three Phase Transformers Z -type Transformers PT CT 500 Group Data Storage

VTSYIQI Transformer Turns Ratio Tester TTR Tester with Radio Range 0.9~10000 Overload Protection 5 Inch Touch Screen for Ratio And Group Testing Of the Three Phase Transformers And Single-phase Transformers PT And CT

VTSYIQI Transformer Turns Ratio Tester TTR Tester with Range 0.8～10000TTR Large High-resolution LCD Display Thermal Printer Printing Function 100 Group Data Storage Easy To Use in The Field

VTSYIQI Transformer Turns Ratio Testers Single-Phase Three-Phase Transformer Tester with Variable Ratio Range 0.9-10000 5-inch Touchscreen for Single-Phase Three-Phase Z-Type Transformer PT CT

VTSYIQI Transformer Turns Ratio Testers Transformer Windings Ratio Tester with Resolution 0.9～9.9999（0.0001）10～99.999（0.001）100～999.99（0.01）1000～9999.9（0.1） 10000（1） Range 0.8～10000TTR 100 Group Data Storage

VTSYIQI Transformer Turns Ratio Testers TTR Tester with Overload Protection Radio Range 0.9~10000 500 Group Data Storage Full Color LCD Display for Ratio and group testing of Single Phase Transformer Three Phase Transformers Z -type Transformers PT CT