GIS Tank-Type Surge Arrester

Sulfur hexafluoride tank-type metal oxide surge arrester without gap (GIS arrester) applies to 66kV ~ 220kV gas-insulated metal-enclosed switchgear and controlgear to protect their insulators from being damaged by over-voltage. The arrester performance meets the requirements of GB11032 and IEC60099-4. The arrester is accessible to top, side and bottom wiring methods, as well as single-phase-in-one-tank, three-phase-in-one-tank and other structures. According to the demands of the customers, it can also be set with RS485 communication interface to transmit, save, edit or print the information and data stored in the host computer, realizing remote monitoring and meeting the requirements of unattended operation. It has passed the comprehensive type test of the National Quality Supervision and Inspection Center of Insulators & Surge Arresters. Featured by reasonable structure and reliable performance, the product is widely used in key domestic projects.