1. Powerful Functionality
A. Direct 10kV voltage output, without any external step-up device, can complete ratio and polarity measurement of various voltage transformers (electromagnetic or capacitive) above 10kV;
B. Measures transformer ratio, polarity, group error.
C. Auto-calculates measurement error.
2. Protection Functions
Over-voltage and over-current protection with clearly marked primary/secondary terminals. Reverse connection protection with error prompt without damaging the instrument.
3. Anti-Interference
Strong anti-interference capability for accurate field measurement under electric field interference.
4. Simple Operation
Large LCD display with Chinese interface. Microcontroller controlled, high precision, fast measurement, accurate data, good repeatability, auto printout.
Accuracy: ?0.5%, 1-1000 Class 0.2
Technical Specifications
Operating Environment
Dimensions: 320×280×140mm
Weight: 10kg
Power: AC220V±22V, 50Hz±5Hz
Ratio Range: 1~10000, ±(0.2% reading + 3 digits), Min Resolution: 0.0001

Note: The above information and technical parameters are compiled and published by Yangzhou Darui Electric Co., Ltd.