Product classification
One or two times fusion column circuit breaker
The integrated column circuit breaker is suitable for three-phase AC 50Hz power systems with a rated voltage of 10kV. It is mainly used for breaking load current, overload current, short-circuit current, and for implementing automatic devices for line fault monitoring, judgment, and processing. The design integrates the switch body, energy acquisition unit, measurement unit, and control unit, deeply incorporating advanced technologies such as AC voltage, current sensors, energy acquisition modules, and line loss collection modules. It features simple installation and convenient maintenance. The product can be used in main lines, branch lines, and user entrances, achieving line segmentation, connection, branching, and user boundary applications, playing roles in disconnection, control, and protection in distribution lines.
- Description
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Product Overview:
The primary and secondary fusion column circuit breaker is suitable for three-phase AC 50Hz power systems with a rated voltage of 10kV. It is mainly used for breaking load current, overload current, short-circuit current, and for implementing automated devices for line fault monitoring, judgment, and processing. It integrates the switch body, energy acquisition unit, measurement unit, and control unit into a single design, deeply integrating advanced technologies such as AC voltage, current sensors, capacitive energy acquisition modules, and line loss collection modules. It features simple installation and convenient maintenance. The product can be used in main lines, branch lines, and user entrances to achieve line segmentation, connection, branching, and user demarcation, playing roles in disconnection, control, and protection in distribution lines.
Main Technical Parameters:
Rated Voltage: 12KV
Rated Current: 630A
Rated Short-Circuit Breaking Current: 20kA
Mechanical Life: 10,000 times
EPW-12 Type Column Vacuum Circuit Breaker
Product Features:
▪ The main circuit adopts a three-phase column structure;
▪ The pole column is equipped with built-in current sensors and zero-sequence voltage sensors;
▪ The spring mechanism has a fully enclosed structure with strong corrosion resistance;
▪ It has characteristics of high and low temperature resistance, UV resistance, and aging resistance;
▪ External isolating switch, with a clearly visible break point in the isolating switch tripped state;
▪ Intelligent automation terminal for smart control and communication;
▪ Ultra-fast breaking function, achieving breaking time of less than 3ms (optional function).
NKLW-12 Type Box-Type Sulfur Hexafluoride Circuit Breaker
Product Features:
▪ The main circuit is a fully enclosed box structure;
▪ The arc-extinguishing structure uses a rotating arc design to extinguish the arc, with no inrush current during opening and closing, ensuring reliable operation; no operating overvoltage, eliminating the impact of operating overvoltage on the system;
▪ Suitable for high altitude, high pollution, high condensation, high salt fog, and extremely cold regions; the protection level of the mechanism and main circuit reaches IP67;
▪ Intelligent automation terminal for smart control and communication.
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