10kV 12kV Permanent Magnetic Circuit Breaker Switch Three Phase For Smart Grid

Product Introduction

Product overview

---Outdoor high-voltage fast permanent magnet vacuum circuit breaker is an outdoor distribution vacuum circuit breaker with a rated voltage of 12kV and three-phase AC 50Hz.

---Outdoor high-voltage vacuum circuit breaker is a new generation of outdoor column vacuum circuit breaker developed to meet the needs of the smart grid.

--- It is used to switch loads of different properties and frequent operations, and can break short-circuit current many times.

---It can be used as the 10kV side outgoing line of the main transformer of the substation and the switch on the column of the distribution network.

---It is the preferred equipment to realize the intellectual, automation, and miniaturization of the distribution network.

Technical parameters

Working conditions

1. Ambient air temperature: upper limit + 70 ºC, lower limit - 40 ºC

2. Air relative humidity: the daily average value shall not be greater than 95%, and the monthly average value shall not be greater than 90%;

3. Altitude: < 2000m;

4. Wind pressure: no more than 700pa (equivalent to wind speed of 34m / s)

5. Pollution level: Class V (specific creepage distance ≥ 31mm / kV)

6. Icing thickness: ≤ 10mm;

7. Seismic intensity: ≤ 8 degrees;

8. Installation site: there shall be no fire, explosion hazard, serious pollution, chemical corrosion, or violent vibration.

Main Functions

1. protection: it is equipped with three-stage voltage blocking directional overcurrent protection, inverse time overcurrent protection, zero sequence protection, acceleration protection, overload protection, low-frequency load shedding, low-voltage splitting, and three-phase triple reclosing;

2. Measurement: three-phase voltage, current, power factor, frequency, etc.

3. control function: automatic reclosing, local control, and remote control can be set

4. Communication function: standard RS232, RS485, or Ethernet interface, supporting optical fiber, distribution network carrier, wireless, twisted pair, and other communication modes, GPRS short message or communication, etc.

5. Other functions: local display, parameter setting, fault recording and alarm, etc.

Shenzhen  Dongshengyuan  Electrical  Equipment  Co., Ltd was established in  2005  with a registered capital of  50.6  million yuan. It is a modern high-tech company specializing in the research and development, manufacturing, sales, and service of high and low-voltage transmission and distribution equipment, distribution line protection, and power automation products. Technology enterprise. It is a qualified supplier of many central enterprises and large enterprises such as State Grid and China Southern Power Grid.

The company currently has more than 2,000 square meters of office buildings and more than 12,000 square meters of production workshops. The sheet metal workshop has  Han's  G3015F  high-power fiber laser cutting machine, AMADA  HS2204  CNC  bending machine, AG-6020(dual axis)CNC  bending machine, HPS- 1250X Taiwan Laifu CNC turret punch, QC12Y-6*3200 shearing plate Sheet metal equipment such as machines,pnching machines,e tc.; the gas-flled switchgear workshop has automatic gas-filled switchgear production lines, Panasonic welding robots, automatic helium quality general leak detectors and other production equipment, the quality inspection workshop has intelligent temperature rise, partial discharge, shielding rooms, Various test equipments such as pressure tester, mechanical property tester, etc. The company has strong production capacity, advanced production technology, perfect inspection process and specifications, and an ERP system management throughout the entire process from design to production.

The company currently employs 200 people, including 40 technicians, accounting for 20.8%of the company's total number of employees. The company has always adhered to the development strategy of  "science and technology promotes development, technology creates brand, and innovation increases strength", promotes technological progress with scientific research, transforms scientific and technological achievements with technological practice, and solves various problems that restrict production through continuous scientific and technological innovation. So far, Shenzhen Dongshengyuan has obtained more than 60 patents, and its business scope covers all parts of the country and overseas.

The company's plan completion rate is as high as 98%, product qualification rate is 9%, excellent quality, high-quality service, established a good company brand image, achieved the company's goal of taking a sustainable development path, and made "Dongshengyuan" an industry leader. Quality brand.

Since its establishment, the company has always adhered to  "people-oriented", advocated and promoted the enterprise spirit of integrity, dedication, unity, and innovation,  and the business philosophy of  "quality first,reputation-based, and excellent service".The excellent external environment of the special zone and the strong support of the municipal and district governments have made considerable progress.  The company has introduced several senior industry experts with national invention patents for technical cooperation, and has several senior engineers and senior technicians. And according to the third-level power engineering construction general contracting and the fourth-level qualification for installation (repairing and testing), it has been rated as a good faith management enterprise by the industry association for many years.

In  2007, the company passed the  ISO9000  quality management system certification, and in  2014, the company passed the  OHSAS18000  environmental management system certification the ISO14000 environmental certification system. The company is based on a high starting point, high quality, and high level. In 2014, it fully implemented  ISO9001:2000 international quality management and established a sound quality assurance system. Now it has internationally advanced research and development, testing, and production equipment, and has a fixed capital of nearly 20 million yuan. Lay a solid foundation to ensure product quality. The products produced have been highly recognized and widely praised by customers in the practical operation of the power grid system.

Our company has set up a full-time after-sales service organization to ensure a 4-6-hour response time to the scene to deal with emergencies. For common accessories and switchgear bodies, our company has carried out inventory stocking, can actively and quickly respond to emergency repair tasks, and has received high praise from multiple power supply systems.

The company adheres to the development vision of "Together in the same boat and create great achievements together“, adheres to the development strategy of "survive by quality, technology-oriented, reputation for development, and management to create benefits", relying on its own advantages to give full play to the advantages of technology and product research and development. To better serve users.

In  February 2020, the company established a wholly owned subsidiary of Dongshengyuan (Guangdong) Intelligent Electric Co., Ltd. in Zhuhai, to undertake the manufacturing business of the parent company. Covering an area of 30 acres, with a construction area of 50,000 square meters, the company's production will be relocated as a whole by the end of 2021, with an annual output value of about one billion production capacity.