????????????
ELECTRIC, Automatic Variable Ratio Group Tester,
Feature:
1. Full three-phase sinusoidal inverter output, the output voltage is automatically adjusted, with soft start, soft stop function, so the test speed is fast, high precision;
2. Three-phase transformer, single-phase transformer, PT, Z type transformer ratio, group, polarity test function;
3. Blind test function, that is, variable ratio and group test when high and low pressure connection mode is not known;
4. CT variable ratio polarity test function;
5. Angle difference test function for single-phase test;
5 out of 5 from 1 reviews