Electronics Projects

General Information

GDB-II is a new generation of transformer turns ratio tester. With its easy operation, full functions, good stability and high speed, it has been a popular device for testing big and small transformers.

Features
Fully automatic testing, no manual balancing
Test single phase and three phase transformers
Measure transformer connection groups automatically
Switch measuring range automatically
Calibrate automatically
Calculate ratio error automatically
Save the test data automatically
Recall and print last 30 records
Truly portable, Weight less than 10kg

Specifications
Power supply: AC 220V±10%, 50Hz±1;
Ratio span: 1:10000;
Display: Large LCD screen;
Accuracy: 1-999.99 0.2% 1000-9999.9 0.5 %;
Test voltage: H.V : AC 190V(Selectable); L.V.: AC 0.19V～190V (vary with ratio);
Operation condition: Ambient temperature -10～40oC; Ambient humidity < 85% RH;
Dimension: 430*320*215mm;
Weight: about 10kg;