Indoor 3-35KV 630-4000A Embeded-pole Switchgear Vacuum Circuit BreakerLike
Product Range Main products:
Low voltage switchgear enclosure, Medium voltage switchgear cabinet, Vacuum circuit breaker, electrical switchgear componentsTarget Market(s):
Africa(except Middle East); Eastern Europe; Hong Kong/ Macao/ Taiwan; Japan & Korea; Latin America; Mainland China; Middle East; North America; Northern Europe; Oceania; Central & Southern Asia; Southeast Asia; Western & Southern Europe
- Product Details
- Company Profile
Wankong Group Co., Ltd. is a large-scale enterprise group with products as medium voltage & low voltage switchgear, vacuum circuit breaker(VCB), insulator, transformer, current transformer(CT), voltage transformer(VT/PT), earthing switch, switchgear circuit insert, connector and adapter, integrating functions as R&D, Manufacturing, trade, investment and service.
It's the largest manufacture for LV switchgear enclosure all over China. At present, Wecome has a total asset of around RMB 1.7 billion Yuan, 210,000 Square meters factory buildings, over 3000 staff and has separately sets up hi-tech industrial parks in Wenzhou, Lishui, Tianjin and Chengdu. It has 10 wholly-funded subsidiaries, more than 1200 cooperative enterprises and 60 sales agencies.
We are pursuing to be the leader of electrical enclosures in China and striving for the development of electric power industry!
- Guarantee the ambient environment temperature within -15~+40, the daily average temperature not exceed +35;
- Daily average related humidity not exceed 95%, monthly not exceed 90%;
- The altitude not exceed 3000m above the sea level;
- Earthquake intensity is not more than 8 degree horizontal acceleration.
- The ambient air without contamination of erosion and combustible gas, vapor, etc.
- Suit for width switchgear of 650mm,800mm,1000mm.
- Unique embeded-pole design.
- Upgraded into an intelligent embeded pole CB with monitoring on-line function device, which solves abnormal heating problem.
- Options for embedded small size or general size floor type.
- All copper contact arms with silver plated.
- Simple spring operating mechanism,maintenance free in 10,000 times of operation.
- Leading screw driving mechanism equipped with overruning clutch makes movements smooth and easier.
4. Technical Data
Rated lighting impact withstand voltage(peak value)
power frequency withstand voltage (1 min)
630 630 1250
Rated short-circuit breaking current
20 25 31.5
Rated short-time withstand current (virtual value)
20 25 31.5
Rated peak withstand current (peak value)
50 63 80
Rated short-circuit making current (peak value)
50 63 80
Duration of rated short-circuit current
Rated operating order
Rated breaking current of single/symmetrical capacitor bank
Rated making surge current of capacitor bank
Bounce time of contact making
Out of simultaneity of three-phase making and breaking
Average breaking speed
Average making speed
Breaking time (rated voltage)
Making time (rated voltage)
Rated operation voltage of making and breaking
Rated voltage of energy storage motor
Rated Power of energy storage motor
Energy storage time
Permitted abrasion thickness of moving and fixed contacts
Rebound amplitude of contact breaking
Main circuit resistance
|Payment Terms||L/C, T/T|
|Minimum Order||1 unit|
|Lead Time Delivery Time||10 days|
|Sample Available||Yes Ask For Sample|
|Delivery Details||CIF, FOB, EXW, etc.|
|Loading Info||Container, LCL|
|Packing Info||Plywood Cases, Cartons.|
|Target Market(s)||Africa(except Middle East), Central & Southern Asia, Eastern Europe, Hong Kong/ Macao/ Taiwan, Japan & Korea, Latin America, Mainland China, Middle East, North America, Northern Europe, Oceania, Southeast Asia, Western & Southern Europe|
Wankong Group Co., Ltd.
Wankong Group Co., Ltd. is a large-scale enterprise group with products as medium voltage & low voltage switchgear, vacuum circuit breaker, switchgear electrical components and electrical section steel, integrating functions as R , Manufacturing, trade, investment and service. It's the largest manufacture for LV switchgear enclosure all over China.At present, Wecome has a total asset of around 0.24 billion USD, 210,000 Square meters factory buildings, over 3000 staff and has separately sets up hi-tech industrial parks in Wenzhou, Lishui, Tianjin and Chengdu. It has 10 wholly-funded subsidiaries, more than 1200 cooperative enterprises and 60 sales agencies. We passed three management system certificates with respect to ISO9001, ISO14001, OHSAS 18001 as well as the standardization good compliance certificate.We are pursuing to be the leader of electrical enclosures in China and striving for the development of electric power industry!
|Year of Establishment||1991|
|Capital||Above US$100 Million|
|Sales Volume||Above US$100 Million|
|Export Percentage||1% - 10%|
|Delivery Time||10 days|
|Minimum Order Quantity||1 set|
|Payment Terms||T/T L/C|
|Production Lines||10 lines|
|Factory Size||210,000 square meters|
|Monthly Capacity||21,700 columns|
|Investment on Manufacturing Equipments||Above US$100 Million|
|No. of Staffs||Above 1000 People|
|No. of R/D Staffs||51 - 60 People|
|No. of Engineers||Above 100 People|
|No. of QC Staffs||71 - 80 People|
Factory Info: Wankong Group Co.,Ltd
|Country/Region||Wenzhou, Zhejiang, China|
|Address||Lishui city (Zhejiang); Tianjin city; Chengdu city; Wenzhou city (Zhejiang)|
|Factory Introduction||With its inception in 1991, formally called Yueqing Wanjia Controlgear Factory, Wecome Group is promoted to a national nonregional enterprise group involving several fields after getting approval from State Administration for Industry & Commerce in 2006. It is such a large-scale enterprise group with dominant products as high voltage & low voltage switchgear panel enclosures, high voltage vacuum circuit breakers, electrical components and devices, and electrical section steel integrating functions as R&D, manufacturing, trade, investment and service. At present, the Group has a total asset of RMB 1,000 million Yuan, factory buildings of 210,000 square meters in area, over 3,000 staff and has separately set up hi-tech industrial parks in Wenzhou, Lishui, Tianjin and Chengdu. Meanwhile, it has 10 wholly-funded subsidiaries, more than 1,200 cooperative enterprises and 60 sales agencies outside with an annual output exceeding RMB 1,700 million Yuan. And it has passed three management system certifications with respect to quality system ISO9001, Environment system ISO14001 and vocational health and safety system OHSAS18001 as well as standardization certification. Wankong sticks to the business philosophy "specialty plus quality equals double trust" and management concept "pragmatism, normalization, innovation and high efficiency", fully recognizes customers' demand and continuously renders satisfactory services, fully respects the values of partners to achieve win-win to the maximum. It advocates humanistic communication, joint participation, entire empowerment and happy at work. For the future, Wankong never stops pursuing innovation and refinement as to create values for customers and the society at large, and strives to make it into a world-famous enterprise with patterning operation, scientific management and international branding.|
Factory Info: Wankong(Tianjin) Electric Co.,Ltd
|Country/Region||Tianjin, Tianjin, China|
|Address||Beichen Technology Industrial Area|
|Factory Introduction||Wankong (Tianjin) Electric Co., Ltd. has its location in Tianjin Beichen Technology Industrial Park, neighboring Beijing and the coast of Bohai Sea. Subordinate to Wankong Group, it is a China-Hong Kong joint venture integrating R&D, manufacturing, trade and service. It has floor space of 6.67 hectares, total investment amounting to RMB 220 million Yuan and 1000 staff or more. Meanwhile, it is equipped with sound facilities and sophisticated equipment like MITSUBISHI Laser Cutting Machine and AMADA CNC lathe. The company mainly makes high voltage & low voltage switchgear cabinets, high voltage vacuum circuit breakers and SF6 load break switches. The company is possessed with well-ordered enterprise management operation system, always sticks to innovation not only in management but also in technology and spares no efforts to its sustainable development.|
Factory Info: Lishui Wankong Electric Co., Ltd
|Country/Region||Lishui, Zhejiang, China|
|Factory Introduction||Lishui Wankong Electric Co., Ltd. has its location in Zhejiang Green Valley-Lishui Industrial Park, adjacent to No. 53 National Highway and Jinhua-Lishui-Wenzhou Highway with beautiful environment, well-equipped facilities and easy access to transportation. The company is established in 2004 with total investment exceeding RMB 70 million Yuan It has a land coverage of 3.67 hectares and a building area approximating 30,000 square meters. It is designed to have an annual output of RMB 300 million Yuan. For the present, it has over 850 staff, among which nearly one hundred are for technical and R&D personnel for R&D, manufacturing, sales and service of switchgear panel enclosures. It is one of the biggest charity enterprises in Lishui City and one of the biggest industrial enterprises in Liandu District. With the great supports from all sectors of life, the company has gained fast and healthy development, which can be witnessed by such honorary titles as "China Outstanding Charity Enterprise", "Zhejiang Credit Enterprise for Labor Security", "Zhejiang Advanced Enterprise for Helping the Disabled", "Lishui Liandu Key Industrial Enterprise", "Lishui Star Enterprise", "Lishui Top 10 Enterprises with Compassion", "Patent Exemplary Enterprise".|
Factory Info: Wankong Group(Chengdu) Electric Co., Ltd
|Country/Region||Chengdu, Sichuan, China|
|Address||Pixian Modern Industrial Port|
|Factory Introduction||Wankong Group(Chengdu) Electric Co., Ltd. is wholly funded by Wankong Group with its location in Pixian Modern Industrial Port, Chengdu City, extra-large core city of Southwest China. It has strategic location and easy access to transportation due to its close proximity to No. 317 National Highway, Chengdu-Dujiangyan Highway, Ring Expressway, Chengdu-Dujiangyan High-speed Railway and other arterial roads crossing four directions. It has total land coverage of 4.32 hectares and factory area approximating 20,000 square meters with a planned annual output of RMB 350 million Yuan. It is equipped with world sophisticated Japan-made metal plate laser cutting, CNC processing equipment and large-size dust-free painting line as well as other top-end production facilities. It mainly manufactures high voltage & low voltage switchgear panel enclosures, high voltage vacuum circuit breakers, SF6 load break switches, electrical components and devices, and electrical section steel. It sticks to the development of technology and quality innovation guided by technology, and has established advanced project design system, quality management system and metrology testing management system, sparing no efforts to provide quality services for customers. Wankong upholds the business philosophy "specialty plus quality equals double trust" and management concept "pragmatism, normalization, innovation and high efficiency", fully recognizes customers' demand and continuously renders satisfactory services, fully respects the values of partners to achieve win-win to the maximum. It advocates humanistic communication, joint participation, entire empowerment and happy at work. For the future, Wankong never stops pursuing innovation and refinement as to create values for customers and the society at large.|