![PD-Free High Voltage Test Transformer](https://d27wgn5g4t3wja.cloudfront.net/products/ac152f56-28da-4c70-a8b5-bab3c84c8f57/459904.png)
PD-Free High Voltage Test Transformer
Wuhan Sangao Electrical Test Installations Limit Co. (Sangao)
PD-free HV Testing Transformer is a high-end testing transformer which firstly marketed in China by our company. The high-light characteristic of the equipment reflects the smallness in size, lighter in weight clean ,oil-free,unnecessary static of field investigation ,longer working life without maintenance and slightness in non-partial-discharge. It is used for the insulators' voltage-resistance testing.