How to determine the isolation switch contacts is overheating? A: According to the isolation switch or change the paint color of the test piece the contact portion of warm color to judge, but also can be determined based on the color of hair or dark blade. Now generally based on the results of infrared temperature measurement to determine. Fracture of porcelain must be comprehensive management Jining isolating switch, first to ensure that the overall structure of the isolation switch disconnectors reasonable Texas, followed by manufacturing enterprises should strengthen porcelain choice Linyi isolating switch, you can specify the isolation switch manufacturers use superior quality, credibility Good porcelain manufacturing enterprise products. In addition, you can carry out NDT techniques isolation switch, porcelain regularly tested. Operating personnel to strengthen surveillance, particularly the observation of porcelain veneer surfaces. To the right way when you run the operation, such as when operating difficulties should not force operations. Zibo isolation switch _ Huayi Electric Power (certified) _ isolating switch is provided by Xian Huayi power plant. Xian Huayi power plant (www.xahy.com) is a leader in Xi'an, high voltage circuit breakers, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Huayi power in leadership with the staff warmly welcome all inquiries negotiations to create electricity Huayi a better future.