Patent ID: 11913984
Assignee: LS ELECTRIC CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 10:
11. A device for testing insulation properties of a transformer, comprising:
an iron core, having a longitudinal axis with an adjustable height, wherein the iron core includes an upper yoke and a lower yoke configured to accept different numbers of height adjustment parts therebetween to modify the adjustable height along the longitudinal axis;
a low-voltage winding, arranged around the iron core concentrically to the longitudinal axis and between the upper yoke and the lower yoke;
a high-voltage winding, arranged around the low-voltage winding concentrically to the low-voltage winding and between the upper yoke and the lower yoke;
a low-voltage terminal connected to a first end and a second end of the low-voltage winding; and
a high-voltage terminal connected to a first end and a second end of the high-voltage winding.