GB1984-2003 Electrical Sectionalizer 180kg Manually Automatically With Smart Controller

ZW20-12(F) Vacuum Electrical Sectionlizer Manually/Automatically Used With Smart Controller For Distribution System

Product Description:

ZW20-12(F) vacuum circuit breaker is three phase AC 50Hz outdoor HV switchgear is mainly used for rural and urban 10 kV outdoor distribution network, as a separate and combined load current, overload current, short circuit current and other similar places.

Its whole structure is a three-phase common box type, which is composed of an operating mechanism, a conductive circuit, an insulating system, a sealing element and a shell.

And it is supporting the corresponding intelligent remote terminals to meet the application needs of distribution automation.

Characteristics of the controller:

1.Multiple Communication Options: The ZW20-12 circuit breaker offers flexible communication options, including a 485/232 communication interface for local monitoring and control. It can also support long-distance monitoring through fiber optics or wireless communication, providing versatile connectivity solutions to meet different system requirements.
2.Automatic Acceleration to Trip: In the event of a permanent fault, the circuit breaker automatically accelerates to trip. This feature helps ensure a swift and reliable response to fault conditions, minimizing potential damage to the electrical system and enhancing overall system safety.
3.Remote Control and Manual Reclosing with Acceleration to Trip: The ZW20-12 circuit breaker supports both remote control and manual reclosing operations. In cases where the line is repaired and power is restored but the grounding knife switch is accidentally left in place, the circuit breaker accelerates to trip, providing an additional safety measure to prevent potential hazards.
4.Adjustable Reclosing Delay: The delay time for reclosing can be adjusted for all three reclosing attempts. This adjustable feature allows for fine-tuning the reclosing timing based on specific system requirements, optimizing the coordination with other protective devices and improving system reliability.
5.Anti-Reclosing Functionality and False Operation Prevention: The trip/reclosing circuit of the ZW20-12 circuit breaker is designed to prevent false operations. It incorporates mechanisms and safeguards to minimize the risk of unintended reclosing, ensuring that the circuit breaker operates only when intended and avoiding potentially hazardous scenarios.
6.Fault Differentiation with Zero-Sequence Current: The circuit breaker utilizes zero-sequence current analysis to differentiate between faults occurring inside and outside the protected zone. This capability helps localize and identify faults accurately, enabling efficient fault isolation and reducing downtime in the electrical system.
7.Design for Remote Control False Operation Prevention: The remote control trip/reclosing feature of the circuit breaker is designed to prevent false operations. Specific measures and safeguards are implemented to minimize the risk of unintended tripping or reclosing caused by external factors, ensuring reliable and accurate remote control functionality.

Feature:

1.Vacuum Interruption Technology: The ZW20-12 circuit breaker utilizes vacuum interrupters as the arc extinguishing medium. Vacuum interrupters are highly effective in quenching arcs and provide excellent dielectric strength, ensuring reliable interruption of high voltage currents.
2.Outdoor Application: This circuit breaker is specifically designed for outdoor installation, making it suitable for use in substations, distribution networks, and other outdoor electrical systems. It is built to withstand harsh environmental conditions, including temperature variations, humidity, and exposure to dust, rain, and UV radiation.
3.High Voltage Rating: The ZW20-12 circuit breaker is designed for high voltage applications, with a rated voltage of 12 kilovolts (kV). It can handle electrical systems operating at this voltage level.
4.Compact Design: The circuit breaker features a compact design, allowing for easier installation and integration into outdoor switchgear or substation arrangements. The compact size also facilitates space-saving and efficient use of available installation area.
5.Reliable Operation: The ZW20-12 circuit breaker is engineered for reliable operation. It incorporates high-quality materials, precision-engineered components, and advanced mechanisms to ensure stable and efficient switching operations, minimizing the risk of faults or failures.
6.Safety Features: The circuit breaker is equipped with safety features to enhance operator and system safety. These may include interlocking mechanisms to prevent incorrect operation, mechanical and electrical indicators to provide status information, and safety shutters to prevent accidental contact with live parts.
7.Remote Control and Monitoring: Some versions of the ZW20-12 circuit breaker may support remote control and monitoring capabilities. This allows for convenient operation and monitoring of the circuit breaker from a central control room or through a supervisory control and data acquisition (SCADA) system, enhancing system management and maintenance.

 
 
 
Application

1.Substations: The ZW20-12 circuit breaker is often employed in outdoor substations as a part of the primary distribution system. It is used to protect and control electrical equipment such as transformers, generators, and busbars.
2.Distribution Networks: This circuit breaker is suitable for outdoor distribution networks where high voltage power is distributed to multiple locations. It helps to ensure reliable and safe operation by interrupting fault currents and isolating faulty sections of the network.
3.Industrial Facilities: The ZW20-12 circuit breaker is utilized in outdoor high voltage systems found in industrial facilities such as factories, manufacturing plants, and mining operations. It provides protection for critical electrical equipment and ensures the continuity of power supply.
4.Renewable Energy Installations: In outdoor renewable energy installations like wind farms or solar power plants, the ZW20-12 circuit breaker is employed to protect the electrical infrastructure and switch the power generated by renewable sources.
5.Railways: This circuit breaker is used in outdoor high voltage systems associated with railway electrification. It ensures the safe and reliable supply of power to railway systems, including overhead catenary systems and traction substations.
6.Oil and Gas Industry: The ZW20-12 circuit breaker finds application in outdoor high voltage systems within the oil and gas industry. It is used to protect electrical equipment and control power distribution in offshore platforms, refineries, and pumping stations.
7.Infrastructure Projects: The ZW20-12 circuit breaker is suitable for various outdoor infrastructure projects such as airports, seaports, and power transmission lines. It plays a crucial role in protecting critical infrastructure and ensuring uninterrupted power supply.

 
 
 
Technical Parameters:

Technical Parameter of Controller: