Nanchang Metro Line 1

Nanchang Metro Line 1 is the first subway line to be opened and operated in Nanchang City, Jiangxi Province. The first phase of the project has a total length of 28.843 kilometers and 24 stations, connecting the Economic Development Zone, Honggutan New Area, Donghu District, Qingshanhu District, and High tech Zone. The starting and ending stations are Shuanggang Station and Yaohu West Station, respectively. The departure interval of Line 1 is 6 minutes per train.

The Nanchang Metro Line 1 was designed in 2000, and the planned route map was announced in 2004. Construction began on July 29, 2009, and the first phase opened for trial operation on September 10, 2015. It officially began passenger operation on December 26, 2015.

The Nanchang Metro Line 1 uses multifunctional meters and power quality monitoring instruments from Jiangsu Sfere Electric Co., Ltd. to monitor various equipment in real-time and effectively, ensuring the safe and efficient operation of the Line. It includes over 700 PD19 series intelligent measurement and control instruments, which can measure all electrical parameters in three-phase power grids; Equipped with RS485 communication interface, supporting Modbus RTU and DL/T645 communication protocols, facilitating remote monitoring and control of on-site equipment status.