| 1. | Uses frequency conversion for accurate measurement under strong E-field interference. |
| 2. | Chinese menu, microcomputer auto measurement. |
| 3、 | Also for workshop/lab/research D/L measurement. Oil D/L testing: convenient, simple, accurate. |
| 4、 | Normal/reverse wiring for grounded/ungrounded HV equipment. Also measures CVT tgδ and C1/C2 capacitance. |
| 5、 | Built-in HV transformer with zero-cross switching and lightning protection. 0.5-10kV output, safe operation. |
