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HVDC Circuit Breakers
Adopting "Artificial Current Zero Crossing" interruption tech, the HVDC circuit breaker has simple structure, low on-state loss and reliable operation.
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Dependable Breaking Performance
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Simplified System Architecture
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Optimized Equipment Footprint
Product Highlights
Dependable Breaking Performance
Optimizing high-speed switch parameters, adopting artificial zero-crossing tech, this DC breaker clears faults within 3ms.
Simplified System Architecture
The main circuit uses all-mechanical switches and static power parts, no complex cooling/control systems needed, simple structure.
Optimized Equipment Footprint
Adopting integrated and compact layout, the complete set of DC high-voltage circuit breaker takes up minimal installation space.
Technical Specification
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Rated Voltage
±535kV
Rated Current
3000A
Rated Breaking Current
25kA
Breaking Operation Time
≤3ms
Rated DC Withstand Voltage
535kV*1.6/535kV*1.1
Peak Value of Rated Switching Impulse Withstand Voltage
1175kV
Peak Value of Rated Lightning Impulse Withstand Voltage
1425kV
Mechanical Life
3000 Times
