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Qld-Bb Fully Automatic Transformer Ratio Tester
In the production process of semi-finished products and finished products of power transformers, before the newly installed transformer is put into operation, according to the preventive test regulations of the state power ministry, it is required that the turn ratio or voltage ratio of the operating transformer be tested periodically.
Functional characteristics
Wide Test Range, variable ratio can be measured up to 10000;
Built-in three-phase digital power supply to improve test stability.
Small size, light weight, fast test speed, complete three-phase test in 10 seconds;
Ζ type connection transformer test;
With blind test ratio, group test function;
Non-power-off clock and date display, data storage function (optionally save data to U disk) ;
High and low voltage reverse connection protection, short circuit protection function;
Thermal printer output function, high speed, low noise;
Full transparent large screen LCD, can be clearly displayed in the sun.
Technical parameters
Measurement Range 0.9-10000
Minimum Resolution 0.0001
Accuracy Rating 0.2
Output Voltage 160V, 10V
Dimensions 345 mm × 295 mm × 175 mm
The weight of the instrument is 5 kg
Conditions of use
Ambient temperature -10 °cー50 °C
Ambient humidity ≤85% Rh
AC220V ± 10%
Power frequency 50 Hz ± 1 Hz
