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Rail transit industry
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Rail transit industry
summary

The scheme is developed by facing the business needs of the full life cycle of rail transit power supply system. It takes ensuring the safety of power supply operation, improving equipment maintenance efficiency and minimizing the cost of the full life cycle as the core value, and makes full use of modern advanced technologies such as measurement, sensing, control, communication, cloud platform, big data and artificial intelligence, and is characterized by whole station information digitization, digital platform networking, information sharing standardization and intelligent application functions. It provides an overall solution of green, environmental friendly, intelligent, highly reliable and maintenance free rail transit power supply system.


advantage
The most completed industrial chain of power supply system equipment
Primary equipment, secondary equipment, system software, power electronic products and overall solutions, covering the whole process of consulting, finance, design, procurement, construction, installation and commissioning, operation and maintenance and training.
Comprehensive equipment maintenance efficiency increased by 31%
Intelligent operation monitoring and equipment intelligent maintenance
35% reduction in life cycle costs
Safety and efficiency management
related products

High Voltage Gas Insulated Metal Enclosed Switchgear (GIS)

Application: The GIS is composed of circuit breaker, bus bar, disconnector, PT, CT, lightning arrester, bushing, grounding switch and other components, uses SF6 gas with excellent insulation and arc extinguishing performance as insulation and arc extinguishing medium, and seals all high-voltage electric components in grounded metal shell, It is applicable to the power grid with high voltage and high capacity, and used for power distribution and control.

Features: compact structure, small floor area, high reliability, flexible configuration, convenient installation, strong safety, strong environmental adaptability and small maintenance workload.

Voltage level: 126kV, 252kV


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Cubicle type Gas Insulated Metal Enclosed Switchgear (C-GIS)

Application: C-GIS is used in 12-40.5kV power transmission and distribution system to receive or distribute electric energy, and can control, protect, measure, monitor and communicate under normal operation or fault of power system. It can be used in electric power, metallurgy, port, construction, chemical industry, electrified railway and other places, especially suitable for underground, plateau, frozen soil, coastal, humid and other harsh environmental conditions.

Features: small floor area, all components are sealed and free from environmental interference, high operation reliability, convenient operation, long maintenance cycle, small maintenance workload, rapid installation and low operation cost.

Voltage level: 12kV, 24kV, 40.5kV


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DC Traction Switchgear

Application: DC traction switchgear is applicable to 750V / 1500V DC traction power supply system, mainly used in heavy rail transit, urban subway, tram and monorail railway.

Features: It introduce DC switchgear and NDC DC circuit breaker technology of British HSS company, and improve the product in combination with China's market characteristics and user needs. NDC DC circuit breaker uses the patented technology of permanent magnet operating mechanism, standardized and modular design, simple operation, very little maintenance workload, and the product life is more than 30 years, thus reducing the comprehensive cost.

Voltage level: 750V / 1500V


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