Essential Protection for DC Power Systems
Our High Voltage DC Breaker addresses the unique needs of modern DC power systems. This unit covers voltage levels from DC1000V and DC1500V to DC35kV and DC110kV. It is designed for photovoltaic plants and energy storage systems. It also works well in flexible DC transmission projects. DC current has no natural zero-crossing point. This makes arc extinction much harder than in AC systems. Our product uses a special arc chamber and powerful magnetic blow-out technology. These features force the arc to extinguish reliably in DC circuits. We invest significant R&D resources in DC arc interruption technology. Our team studies DC arc behavior extensively. We test our designs against various fault scenarios. This research ensures our breakers operate safely under all DC fault conditions. The breaker responds quickly to system faults. This fast response is critical in DC systems where fault currents rise rapidly. Our product completes opening within milliseconds of fault detection. This minimizes the affected area and limits equipment damage.
High Breaking Capacity for Renewable Energy
This High Voltage DC Breaker offers breaking currents from 5kA to 20kA. This range covers most PV system DC side protection needs. It also matches battery cluster protection in large energy storage plants. The breaker also suits converter station protection in flexible DC transmission. We know that short-circuit currents rise extremely fast in DC systems. This demands very fast protection response. Our breaker uses a high-speed operating mechanism for this purpose. The mechanism trips rapidly when a fault occurs. This speed minimizes thermal and mechanical stress on system components. The product supports multiple mounting styles for different applications. Indoor DC cabinet installation works for most distribution rooms. Outdoor DC collection station installation suits large solar farms. Our design includes strong arc erosion resistance for long life. The contacts use special alloy materials that withstand repeated DC arc exposure. These materials extend maintenance intervals and reduce total ownership costs.
Comprehensive Support for DC Projects
Our High Voltage DC Breaker comes with complete application support. We help you select the right breaker for your specific DC system. Our engineers analyze your system parameters and recommend optimal configurations. We provide detailed technical documentation with each shipment. These documents support system design and commissioning. Our 12-month warranty covers the product from delivery. We offer technical support throughout the product lifecycle. Our team can help with system protection coordination studies. We are committed to supporting the growth of clean energy. DC systems are becoming more common as renewable energy expands. Our products help make these systems safer and more reliable. The ZHDC series is our primary DC breaker offering. It serves photovoltaic, battery storage, and flexible DC transmission applications. Choose our High Voltage DC Breaker for reliable protection in your DC power projects.
Product Parameters
|
Parameter |
Value |
|
Product Series |
ZHDC Series |
|
Voltage Ratings |
DC1000V, DC1500V, DC35kV, DC110kV |
|
DC Breaking Current |
5kA - 20kA |
|
Core Technology |
DC Arc Withstand and Forced Extinction |
|
Typical Applications |
Photovoltaic Plants, Energy Storage Systems, Flexible DC Transmission |
|
Warranty Period |
12 months from delivery date |
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