Ningbo Rail Transit Line 4 Opens Tomorrow (December 23, 2020)

November 22, 2020 Ningbo Rail Transit Line 4 opens tomorrow (December 23)

As the subway line with the longest mileage in Ningbo at one time, Line 4 has a total length of 35.95 kilometers and 25 stations, including 4 transfer stations, transfer to Line 1 at Daqingqiao Station, transfer to Line 2 at Ningbo Railway Station, transfer to Line 3 at Children's Park Station, and transfer to Future Line 5 at South Higher Education Park Station.
Line 4 starts from Cicheng in the north of the Yangtze River, connecting important transportation hubs such as Zhuangqiao Railway Station, Ningbo Railway Station, Ningbo East Railway Station, Dongqian Lake Tourism Transportation Distribution Center, Cicheng, Olympic Sports Center, Sanjiangkou, Dongqian Lake New City and other important urban functional plates.

Shengdao (China) Electric Co., Ltd. mainly provides power guarantee for Ningbo Metro Line 4, involving the product low-voltage switch cabinet project.

Product advantages:
SIVACON 8PT low-voltage switchgear is a Siemens authorized cabinet carefully produced by Shengdao (China) Electric Co., Ltd. It is suitable for power supply systems with three-phase AC 50(60)Hz, rated working voltage 400V, 660V, rated current 6300A and below. It is applied to power, power distribution, motor centralized control and capacitance compensation of power systems such as power plants, substations, building hotels, airport docks, large commercial complexes, data centers, etc, beautiful appearance and excellent performance to ensure reliable operation of the system.
Product parameters:
▶Rated working voltage: 400/660V
▶Rated insulation voltage: 1000V
▶Rated working current: horizontal bus 6300A, vertical bus 1250A(MCC cabinet withdrawal type), 2500A(MCC cabinet plug-in type)
▶Rated short-time withstand current (1s): horizontal busbar 100kA

Line 4 driving message
Line 4 is planned to use a single junction from Cicheng to Dongqian Lake to organize traffic. The first and last buses leave at 6:00 at Cicheng Station and Dongqian Lake Station, and the last buses leave at 22:00 and 22:10 respectively.
On weekdays, the peak driving interval is 4 minutes and 25 seconds, the flat peak driving interval is 6 minutes and 25 seconds, and the low peak driving interval is about 10 minutes. The driving interval between 8:00 and 20:00 on weekends is 6 minutes and 25 seconds, and the driving interval at other times is about 10 minutes.