12kv 630A Outdoor Automatical Vacuum Circuit Breaker

The ZW43-12 series 12kv 630A Outdoor Automatical Vacuum Circuit Breaker are designed for outdoor use, with a rated voltage of 12kV and a frequency of 50Hz. These breakers are highly efficient, handling load currents, overload currents, and short circuit currents in power systems with ease. They are particularly suited for substations, industrial and mining establishments, and urban and rural distribution networks, where they provide protection and control, especially in applications that require frequent operation and automation. These breakers comply with several standards, including GB/T1984 for high-voltage AC circuit breakers, GB/T11022 for high-voltage switchgear and control equipment, and D1402 for AC high-voltage circuit breaker ordering technical conditions. Additionally, the circuit breaker can be paired with a controller to form a coordinated device, enabling remote control, monitoring, communication, and adjustment capabilities.

Model:ZW43-12

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About us

Kesion Electric Technology Co., Ltd. is a leading company situated in Shenzhen, a vibrant city epitomizing China's reform and open-door policy. Since our establishment in 2016, we have operated from an expansive 11,000-square-meter facility, achieving an annual output value exceeding 90 million yuan. Our workforce of over 100 employees, including 30 skilled engineers and technical experts, enables us to produce more than 3,600 sets of medium-voltage switchgear per year. Throughout the years, our unwavering commitment to developing a comprehensive range of products has set us apart. Our offerings encompass 35kv gas-insulated switchgear (C-GIS and GIS) with current ratings from 630A to 3150A, in addition to circuit breakers, disconnectors, isolating mechanisms, modular controllers, enclosure sheet metal, and busbar systems. We are proud to be at the forefront of technological advancement, utilizing the latest tools and techniques to ensure the quality and reliability of our products.

Moreover, we specialize in 35kV substations, 110kV GIS, 35kV Cable Branch cabinets, 35kV transformers, and 35kV prefabricated substations. Our lineup also features fully insulated and fully enclosed permanent magnet ring main units (research and development products) and environmentally friendly gas ring main units. As a result, all our products are designed, developed, manufactured, marketed, and supported by a reputable power equipment manufacturer. Our company has established a robust management system in accordance with the GB/T standard for performance, company management, and safety production. Safety remains our top priority, and we take pride in housing a technology research and development center with exceptional technical capabilities. Embracing lean production and the fusion of informatization and industrialization, we have developed an advanced production manufacturing system. Our comprehensive range of production and testing equipment includes CNC punching machines, laser cutting machines, robotic welding, automated assembly lines, power frequency withstand voltage devices, shielding partial discharge devices, and vacuum box-type helium leak detection systems. Thanks to our dedication to quality and customer service, our products hold numerous domestic and international certifications and are renowned for their excellence and services worldwide. This has solidified our position as a key strategic partner for numerous reputable manufacturers. With a dedicated technical team and attentive marketing services, we steadfastly uphold the principles of "leading with technology, quick response, and safe electricity use." Our unwavering commitment to cutting-edge technology, competitive pricing, and sincere pre-sales and after-sales services have earned us the trust and admiration of our customers.

Overview

The ZW43-12 series of outdoor high-voltage vacuum circuit breakers are designed for outdoor use with a rated voltage of 12kV and three-phase AC operating at 50Hz. They are capable of handling load currents, overload currents, and short circuit currents in power systems. These circuit breakers are suitable for use in substations, industrial and mining facilities, as well as urban and rural distribution networks for protection and control purposes. They are especially beneficial in sites where frequent operations are required and in city automation distribution networks. The ZW43-12 series adheres to various standards, including GB/T1984 for high-voltage AC circuit breakers, GB/T11022 for common technical requirements in high-voltage switchgear and control equipment, and D1402 for technical conditions when ordering AC high-voltage circuit breakers. By combining the circuit breaker with a controller, a coordinated device can be created to enable remote control, telemetry, remote communication, and remote adjustment functions..

Basic infomation

Service and Installation Conditions

1. Ambient temperature:-15℃-+40℃

2. Relative humidity:The average humidity of a day should be no more than 95%. The average humidity of a month should be no more than 90%.

3. Earthquake intensity: not exceed 8 degrees.

4. The height above sea level:≤1000 m (Except special requirements)

5. It should be installed in the places without fire, explosion, serious filth, and chemical erosion and violent vibration.

Main parameters

Structure Diagram

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