Lhotser's Corona Rings can be used for power transformers, high voltage insulator, high voltage bushing, arrestor, reactors, HV DC system, high voltage test lab... and so on.
The corona ring surface are smooth, with excellent performance on controlling the HV corona. 

Our Best Service For You
1. Pre sale service
A. Make technical solution
B. Send quotation, technical data sheet and drawing
C. Prepare power transmission plan, testing plan,and shipment plan
2. In sale service
A. Supervise the manufacturing schedule totally in accordance with the plan
B. Send photos to customer during every manufacturing process(hold point)
C. Inform the customer one week before testinng.
3. After sale service
A. Installation and commissioning, training the workers
B. Quick response within 12 hours any time

For more details, welcome to our website: http://www.lhotser.com

Email: info@lhotser.com