2005
Company Establishment
2009
● Since January 4, 2009, our 1,000kV UHV lightning arrester has been operating safely in the State Grid's AC UHV Test Base with good parameters.
● On November 14, 2009, our 1,000kV UHV lightning arrester and other products passed national-level evaluations:
Gapless Metal Oxide Lightning Arrester for 1,000kV AC Systems
Gapless Metal Oxide Lightning Arrester for 750kV AC Systems
Polymer-housed Metal Oxide Lightning Arrester for 500kV Transmission Lines
Tank-type Metal Oxide Lightning Arrester for 500kV GIS
Gapless Metal Oxide Lightning Arrester for 330kV AC Systems
2010
● Jinguan Electric's lightning arrester series products have passed KEMA witnessed tests for 110kV, 220kV, and 500kV.
● Became one of the four suppliers of UHV lightning arresters.
2012
● Four products for UHV DC systems, including lightning arresters, have passed the new product evaluation of the China Machinery Industry Federation.
±800kV UHV AC Filter Porcelain-housed Lightning Arrester
±800kV UHV AC Filter Porcelain-housed Lightning Arrester
±800kV Polymer-housed Lightning Arrester for UHV Metal Circuit Switching Bus
±800kV Polymer-housed Lightning Arrester for UHV Polarity Bus
● Won the bid for the world's first 750kV substation with fully composite external insulation for equipmen
2013
● Four products, including the 750kV polymer-housed lightning arrester, have passed the new product evaluation of the China Machinery Industry Federation.
● 750kV Polymer-housed Lightning Arrester
● 330kV Polymer-housed Lightning Arrester
● For Protection of 500kV System Series Capacitor Banks
● Porcelain/Polymer-housed Metal Oxide Voltage Limiter
2015
R&D, Production, and Sales of Smart Distribution Network Products.