11kV-123kV Supplier of Integrated Power Transmission & Distribution Equipment.
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More Than 15 Years Of Experience In Supplying State Grid And Southern Power Grid.
With DGG, you can bring your project concept to life in just a few days.
Our foreign colleague and over 50 experienced engineers are ready to support your project.
We are a seasoned manufacturer of both high- and low-voltage power system products.
Bid No :
REB ITEMS H-7.400B Through 7.800B
REB ITEM:H-1.100
BREB ITEM:C-1,2,3,4,5,10,11&13
MIUEPDSP GD-8 FY 2024-25
MIUEPDSP GD-8 FY 2024-25
27.29.0000.012.07.012.25- 739
20-2025
EDMS 17-401-2
EDMS 17-400-2
ICB/DCSD-082/83-08
DD1/P&D/ICB/2025/028/D
CEB SPECIFICATION 082:2019
DD4/P&D/ICB/2024/010/D
CEB/AGM(DD3)/P&D/ICB/2025/25/BPC
TENDER Y103092
NO-DIS-MA-2205
NO-DIS-MA-6003
NO-DIS-MA-7006
NO-DIS-MA-7007
...
For more information, please feel free to contact us.
GW9-24 Series
Outdoor High Voltage AC Single Machine Isolation Switch
The GW9-24 series outdoor high-votage AC single pole isolation switch (hereinater referred to as "isolation switch") is an outdoor high-voltage distribution equipment with a rated voltage of 24kV and three-phase AC 50Hz.
It is suitable for cutting off and closing single-phase or three-phase circuits without load and voltage on 20kV high-voltage transmission lines.
The rated current of the isolation switch is 200A,400A, 600A and 1000A.
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Rated voltage
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Rated frequency
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Rated current
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Rated short-term withstand current
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Rated peak withstand current
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Duration of rated short-term withstand current
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1min power frequency withstand voltage
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Rated lightning impulse withstand voltage
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125/145(fracture surface)
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Mechanical lifespan
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Note: If the parameters requested by the user are beyond the scope of the above table, they can be determined after consutaion with our company.
Outline & Installation Dimensions
Denggao Electric Co., Ltd.
Why Choose DGG
Denggao Electric Co., Ltd.
DGG has successfully passed various certifications including IEC, KEMA, TUV, Type Test Reports.
Our team consists of highly experienced professionals. We have continually invested in advanced production and testing equipment that meets global standards.
· Strong Support: The sales engineers you engage with are experienced and certified in English proficiency. We have several English-speaking team members and foreign colleagues, along with a dedicated group of over 50 experienced engineers who ensure smooth communication and provide viable design solutions.
· Strong Production Capacity: Currently, we operate four production bases encompassing an area of 40,000 square meters, employing over 300 staff members. We have more than 2,000 sets of our own molds, leading to an annual output value exceeding 500 million.
· Quality Assurance: Additionally, we maintain independent laboratories and hold numerous certificates and test reports, including those from IEC, KEMA, CNAS, and CSIT, as well as various Type Tests.
1. A Legacy of Over 30 Years of Experience: With over three decades of rich experience, we have expertly navigated and resolved countless challenges within the ever-evolving technology sector, ensuring our capabilities remain unmatched.
2. Network of Reliable Suppliers: Our robust connections with industry-leading suppliers ensure that we consistently access the highest quality materials available, maintaining our standard of excellence.
3. Skilled and Experienced Workforce: Our dedicated team of expert workers each bring over ten years of invaluable experience, guaranteeing superior results in every task undertaken.
4. Cost-Effective and Efficient Solutions: Leveraging our integrated production facility and direct sales approach, we offer significant cost savings to both agents and direct buyers, making us the smart choice for value-driven excellence.
DGG takes pride in our fully independent laboratories, where we conduct rigorous testing on every developed product. We maintain a comprehensive database of product information, ensuring we are fully prepared to address any customer concerns efficiently and effectively in the future.
DGG Power is a manufacturer of integrated medium and high voltage power transmission and distribution equipment, supplying solutions for voltage levels from 11kV to 123kV. Our product portfolio includes circuit breakers, load break switches, disconnect switches, instrument transformers, fuse cutouts, surge arresters, and complete power distribution solutions. DGG Power equipment is widely used in power grids, substations, industrial plants, mining projects, and infrastructure distribution systems. We serve national and regional power utilities, EPC contractors, local distributors, and industrial project owners worldwide. With in-house testing facilities, our products are supported by complete type test reports in accordance with IEC standards. We also provide OEM and ODM services, offering customized designs to meet project specifications, technical drawings, and tender requirements. Through integrated manufacturing and quality control processes, DGG Power ensures stable production capacity and reliable delivery for international projects, aiming to be a long-term partner for medium and high voltage power applications.
DGG's Cooperative Partner
Denggao Electric Co., Ltd.
DGG Projects
Denggao Electric Co., Ltd.
DGG's Certifications & Test Reports
Denggao Electric Co., Ltd.
Note:If you need more information about DGG's certificates & test reports,please contact us.
Get Project Support Easily
At DGG, we make complexity simple! Follow these 3 steps to get started now!
1.Tell Us What You Need:
Describe your needs as specifically as possible. Please provide drawings, reference pictures, and share your ideas.
2.Receive Solutions and Quotation:
We will create the best solution based on your requirements and drawings. You will receive a specific quotation within 24 hours.
3.Approval for Mass Production:
We will begin production once we receive your approval and deposit, and we will arrange the shipment thereafter.
Choose DGG and become your most worry-free partner.
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FAQ
Q1: What voltage range do your products cover?
A: Our products cover medium and high voltage levels from 11kV to 123kV, depending on the product type.
Q2: Do you provide IEC type test reports?
A: Yes, selected products can be supplied with complete IEC type test reports.
Q3: Do you support OEM or ODM services?
A: Yes, we offer OEM and ODM services based on technical drawings and project requirements.
Q4: What applications are your products used for?
A: Our products are widely used in power grids, substations, industrial plants, and infrastructure projects.
Q5: How are the products packaged for export?
A: Products are packed with suitable protective materials and can be supplied in cartons, wooden cases, or pallets.
Q6: What transportation methods are available?
A: We support sea freight, land transportation, and multimodal shipment.
Q7: Can you support overseas projects?
A: Yes, we have experience supporting international power distribution and EPC projects.
Q8: Do you provide technical support before and after sales?
A: Yes, technical support is available throughout the project lifecycle.