Hitachi Energy Jiangsu High Voltage Apparatus Co., Ltd.

Hitachi Energy Jiangsu High Voltage Apparatus Co., Ltd. is a company wholly owned by Hitachi Energy, which focuses on the design, manufacture, sales, and service of high voltage disconnector and high voltage instrument transformer. The company was officially put into operation in November 2012, covering an area of 113871.26 m². The company's leading products are high voltage disconnector, high voltage current transformer, and voltage transformer. The company passed the ISO 9001, ISO 14001, OHSAS 18001, ISO 50001 and ISO 27001 system certification, the products passed the testing of STL member test institutions and national authoritative testing centers, and live up to the requirements of GB, IEC and IEEE standards.The company is the backbone enterprise of the national high voltage power transmission and transformation manufacturing industry. The products are exported to Asia, Europe, America, Africa Oceania and other regions, and sold to 32 provinces, municipalities (autonomous regions) in China.

The main products of high voltage disconnector are:

• 40.5-550 kV GW54 Pantograph disconnector
• GW55 Center break disconnector
• GW56 Double break disconnector
• GW57 Horizontal knee disconnector
• DSSP Semi-pantograph disconnector
• DDHV V-type center break disconnector
• JW11 Earthing switch and others

The main products of high voltage current and voltage transformer are:

• 40.5-300 kV Oil insulated hairpin type current transformer
• 40.5-550 kV Oil insulated top core type current transformer
• 40.5-550 kV SF₆ insulated top core type current transformer
• 40.5-800 kV Capacitor voltage transformer
• 40.5 - 245 kV Inductive voltage transformer
• 72.5-1100 kV GIS/PASS/DTB supporting current transformer
• 72.5-800 kV station service voltage transformer
• 40.5-1100 kV CCB coupling capacitor