1. Ratio measurement range:1—10000
2. Group measurement:1—12
3. Phase measurement error:1 degree
4. Ratio measurement error:1—2000 ± 0.2%RDG 2000—10000 ± 0.5%RDG
5. Test voltage:0~80V, frequency 50Hz
6. Power supply:AC220V ± 10%, 50Hz/60Hz
7. Environment temperature: 0?50?C
8. Humidity: =85?RH
9. Size 400?350?200 mm3 Weight 7kg
transformer ratio tester