Kstar UPS solution for railway infrastructure

Powering the Railways: Why You Need a Reliable UPS Solution

The development of railway systems has brought convenience to people's lives. Reliable, high-quality power is essential for modern railway networks because even minor power supply or quality disturbances can cause major network disruptions. Such disruptions are not just inconvenient; they can also pose serious threats to health and safety. To prevent power interruptions across railway networks, a reliable UPS backup power solution is essential.

Kstar's railway UPS power protection solutions are critically important because the electricity they protect powers not only trains but also many other essential railway applications. These UPS systems are designed to provide reliable and timely power protection while maintaining high energy efficiency and cost-effectiveness. Among the available options, modular UPS systems are a popular solution.

Kstar modular UPS systems have the following three characteristics that make them suitable for railway applications:

1. Reliable

They feature an N+X parallel redundancy design, in which all UPS modules share the load equally to meet the total power demand. If one UPS module fails, the remaining modules can continue supporting the load. This helps improve system availability and mean time between failures (MTBF), reducing the risk of power interruptions.

2. Easy Operation and Maintenance

The modules are hot-swappable, so they can be added or removed without affecting normal system operation. In addition, the internal power modules are independently controlled. Therefore, a problem with one module will not affect the operation of the entire system. By contrast, when a traditional UPS power supply fails, it generally requires repair by professional technicians.

3. Cost-Effective

During the initial planning stage, customers often underestimate or overestimate their UPS capacity requirements. Modular UPS systems help address this issue through their modular design, allowing customers to build capacity and invest in stages to reduce initial purchasing costs. Additional load capacity and power modules can be added as the business grows. With high power density, a compact size and a lightweight design, these systems also offer advantages in transport, installation and material savings.

UPS Solutions for Operational Control Centres and Monitoring Centres

Kstar has provided railway-specific power protection solutions for many years and has extensive experience in designing, delivering and supporting standard and customised UPS solutions for above-ground and underground railway installations worldwide. The following projects are examples for your reference.

Hangzhou Metro Lines 1, 2, 4, 5 and 6
Kstar supplied a total of 100 customised UPS units for these projects.

Ningbo Metro Lines 1, 2, 3 and 4
Kstar supplied a total of 200 customised UPS units for these projects.

Tianjin Metro Line 1 East Extension and Lines 5, 6 and 9
The projects use multiple sets of Kstar UPS systems, AC power distribution cabinets, power network management systems and other solutions.

Learn more about Kstar UPS railway project references.