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wind energy ground switch

Frequency wind energy earthing switch JNH18 Series

Simple structure and lower installation height. It is suitable for F-C network double-deck cabinet, single-deck cabinet and double-deck cabinet, frequency converter cabinet, wind energy, etc. with compact structure and narrow space.
DC intelligent control switch

DC Automatic control ground switch JNH15-12D Series

It is an intelligent control switch which integrates manual and automatic operation. With DC motor, reducer cabinet and clutch device, the clutch device will automatically release and connect according to demand, and realize automatic conversion between manual electric operation.
35KV ABB grounding switch

35KV Indoor earthing switch JNH1-40.5G Series

This 40.5kV earthing switch can make great use of electric power in design. Thus, the operating force is greatly reduced and pass safety test.
Indoor grounded power switch

Indoor Grounded power switch JN15-12 Series

It is the optimization of JN15 series. All energy storage parts are metal materials. It avoids brittle cracking and bouncing caused by plastic parts. It also improves the design according to the special needs of customers, and improves the electrical and mechanical performance better.
Isolation Switch for Inspection Equipments

GN19 Indoor high voltage isolation switch

GN19 Indoor high voltage isolation switch       Isolation switch is designed to provide safety isolation from high voltage without load for the purpose of installation and maintenance. Our Serie GN19-12 are indoor HV isolation switches with three-phase AC 50Hz and rated voltage of 12kV. It meets the requirements of GB1985-2004,GB/T11022-1999,and IEC62271-102, providing a more reliable performance by replacing traditional porcelain isolator with Epoxy resin. Raled Voltage (kV) Rated Current (A) Short-time Withstand Current (kA/4S) Dynamic Heat Stable Current (kA) 12 630 20 50 12 1000 31.5 80 12 1250 40 100 7.2 1600 31.5   (1s) 80 
Steel bevel gear mechanism

EK6 series steel bevel gear mechanism

Bevel gear mechanism is made of 45 # steel. It is the transmission device between the operating mechanism and the switch. It is different from the castings on the market. It has the advantages of high strength, tight tooth shape, no wear and distortion in use.

years of r & d production grounding switch experience

Jiangshan Electrical Technology Development Co., Ltd.
About Jiangshan Electrical Technology Development Co., Ltd. Jiangshan Electrical Technology Development Co., Ltd.is a Hi-Tec manufacturer founded in 1994 in China. The product scope covers Medium Voltage 3.6kV to 40.5kV (4kA to 63kA) for Earthing Switch (indoor) and Interlock mechanism. In the past 20 years, we have accumulated lots of experience in R&D and Quality Control which earned us a good reputation within the market. We are the main supplier for General Electric, Schneider Electric, ABB, Siemens etc. There is a professional process for the NPI program management, which is led by the expertise team for the DoE and Quick Response, and the product is designed from modulization and reliability requirements. We have multiple equipment at machining, test and inspection, and a stable quality management system for the process control and supply chain management. We are focus on the high-technology R&D and Manufacture with brand customer, and will provide the total solution at grounding & safety interlock market to customer. Company Development History 1990 - R&D Center for fire-proof interlock of high-voltage switch gear  1994 - JSE TECHNOLOGY CO., LTD. 2004 - Certified by ISO9001 2005 - Be supplier of GE 2006 - Get 1st Patent 2007 - New plant starts production 2010 - KEMA test in Holland 2011 - NPI optimized product 2016 - Key supplier for GE Nuclear 2017 - Excellent Supplier honored by GE 2018 - Helping Xiamen Huadian to Complete E2 Level Experiments of Earthing Switches 2019 - Qualified Supplier of Shanghai Siemens Profile of Founders (Since 1990) The founder-Jiheng Zhou, is the 1st generation locomotive engineer of Zhejiang-Jiangxi Railway Line. Then, is responsible for the design and manufacture of fire engine. The founder-Xinhui Zhou, is the leader of 1st generation in the research and development of fire-proof interlocking products for high-voltage switchgear in 1980s. He designed the 1st High-voltage earthing switch. We have a deep inheritance of mechanical and electrical design. Now, we are Provincial Science and Technology Enterprises. Professional research and development, strict inspection, perfect after-sales service. Patents Workshop Enterprise Culture Our Vision:To become a long-term partner of customers  |  To become a long-term partner of customers Our Goal: Proffesional, Strictly, Innovation, Development  |  Supply a comprehensive solution of earthing and interlocking
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Our Customer
there is a professional process for the npi program management.
customer1
customer2
customer3
customer4
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Our products are tested by KEMA
Our products are tested by KEMA
We have a deep inheritance of mechanical and electrical design. Now, we are Provincial Science and Technology Enterprises.
  • Founder
    Founder
    The founder-Xinhui Zhou, is the leader of 1st generation in the research and development of fire-proof interlocking products for high-voltage switchgear in 1980s. He designed the first earthing switch  in china.
  • Accept customer customization
    Accept customer customization
    We are focus on the high-technology R&D and Manufacture with brand.
latest news

News

there is a professional process for the npi program management, which is led by the expertise team for the doe and quick response

Excellent supplier

Our company has won the excellent supplier of  GE 2017.
Feb 11, 2018 read more

40kA's products pass the E2 level test in the customer cabinet.

40kA's products pass the E2 level test in the customer cabinet.
Oct 27, 2018 read more

The company passed the supplier audit of Siemens.

The company passed the supplier audit of Siemens.
Apr 01, 2019 read more

The 31.5kA product passed the E2 test

The 31.5kA product passed the E2 test.
Jul 25, 2019 read more
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