Jinhua Dika Electrical Equipment Co., Ltd.
1Yr
Business License
Main Products: transformer, High and low voltage complete cabinet, Circuit breaker, Electrical accessories
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All Articles
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Temperature rise of 40.5kV 3150A environmentally friendly gas insulated switchgear
September 15, 2026Environmentally friendly gas insulated switchgear uses environmentally friendly gases such as nitrogen and dry air to replace sulf
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Connection of copper bars in switchgear
September 14, 2026Switchgear is not simply using copper bars to connect components according to a system diagram, which involves complex system engi
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Internal arc test of North American medium voltage switchgear
September 11, 2026The most commonly referenced arc resistance standards in North America are American standard ANSI/IEEE C37.20.7 and EEMAC G14-1The
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North American solid insulated ring main unit
September 10, 2026A switchgear system capable of operating at voltages up to 27 kV includes an enclosure containing atmosphere and a load circuit br
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North American air insulated ring main unit
September 9, 2026North American Ring Network Distribution SystemRated voltage and insulation voltagePME pad mounted switchgear is used for air insu
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Insulation issues of contact boxes for voltages of 24kV and above
September 8, 2026For medium voltage withdrawable circuit breaker switchgear, the contact box is a key insulation component. The main functions of t
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Typical Primary Scheme and Layout of American Standard Low Voltage Switchgear
September 7, 2026The UL1558/IEEE C37.20.1 standard is the standard for American standard low-voltage power switchgear. As a primary distribution sw
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The difference between Chinese made 40.5kV switchgear and North American 38kV switchgear
September 7, 2026Chinese made 40.5kV switchgear, with a power frequency withstand voltage of 95kV, lightning impulse withstand voltage of 185kV, an
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Application of Low Voltage Switchgear Data Center Prefabricated Warehouse
September 7, 2026Prefabricated warehouses have become the preferred solution for applications such as data centers and new energy. High and low vol
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The history of medium voltage switchgear
September 4, 2026Medium voltage circuit breakerIn 1895, GE developed the first oil circuit breaker, and in 1915, GE installed the first metal armor
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IEC 17.5kV Circuit Breaker Test
September 3, 2026IEC standards and GB standards are relatively close, with the vast majority of parameters requiring GB standards to be equivalent
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The relationship between busbar shape, current carrying capacity, and heat generation
September 2, 2026Principles for selecting busbar specifications for low-voltage switchgear1) Due to the low insulation voltage, the clear distance
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Design of American standard medium voltage switchgear
September 2, 2026Product development requires a solid and serious approach. Firstly, the customer's demand is for authentic American standard a
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Jinhua Dika Electrical Equipment: Manufacturing Transformers and Switchgear in Zhejiang, China
August 31, 2026When a buyer starts looking for a transformer or a complete switchgear set, the hardest part is often not the specification. It is
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Environmentally friendly gas insulated 40.5kV switchgear
August 31, 2026There are two types of 40.5kV environmentally friendly gas insulated switchgear: one is used for ring network power supply, with l
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The use of heat shrink tubing
August 31, 2026For the use of heat shrink tubing, foreign customers accept it as an insulation medium. According to the requirements of RAYCHEM 2
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American standard 38kV metal armored outdoor switchgear
August 31, 2026The power frequency withstand voltage of the 38kV switchgear is 80kV, and the lightning impulse withstand voltage is 150kV. For me
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Transformer Factory Tests: Routine, Type and Special Tests Explained
August 28, 2026An importer once accepted a transformer shipment without reading the test report, only to find the unit failed on site because its
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UL891 distribution panel
August 28, 2026Switchgear and separately separated distribution panels require a rear channel for connecting incoming and outgoing feeder cables.
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Oil-Immersed Transformers for Solar PV Power Plants
August 27, 2026A solar developer once watched a new plant lose several weeks of generation because the transformer feeding the grid connection fa
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Dry-Type vs Oil-Immersed Transformer: How to Choose
August 26, 2026A facilities engineer once had to shut down a hospital wing because the transformer serving it leaked oil onto the floor below. Th
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Foreign project - FAT factory undergoing testing
August 26, 2026For FAT Factory Acceptance Test, as a part of the ISO file system, the factory test documents are generally conducted according to
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What Is a Distribution Transformer and How Does It Work?
August 25, 2026A project manager once described watching a whole neighborhood go dark because a single pole-mounted unit failed on a hot afternoo
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IEC Vacuum Circuit Breaker Test
August 25, 2026I recently saw a type test report for a 17.5kV vacuum circuit breaker made by a domestic manufacturer according to the IEC standar
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27kV switchgear
August 25, 2026Why do you want to do 27kV when everyone else is doing 24kV? This is a good question. GE China R&D Center serves the world, de
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High and low voltage of UL891 low-voltage cabinet
August 24, 2026The shortage of power equipment in the United States is severe, so many customers come to China to find products. Our switchgear m
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Detailed explanation of the layout of three American standard medium voltage armored switchgear
August 22, 2026ABBAdvance non arc switchgear, typical American standard switchgearAdvance -15kV and below, 4.76/8.25Advance- 27 --27kV，SafeGear a
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Pit of medium voltage switchgear in foreign projects
August 21, 2026Many foreign customers will request domestic manufacturers to provide prototypes for type testing abroad. If the products are prov
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Copper bar specifications and temperature rise level
August 20, 2026The specifications of copper bars are directly related to the temperature rise. If the cross-sectional area of the copper bar is l
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Standard compliance
August 19, 2026The previous netizen said: I think there are printing related standards on the product brand, so I think this equipment has passed
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Copper bar support
August 19, 2026Regarding the mechanical and thermal effects of short-circuit current, the corresponding calculation standard GB/T 35698.1 is for
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Primary contact of American standard medium voltage circuit breaker
August 17, 2026IEEE C37.20.2 standard, primary contact of withdrawable circuit breaker for medium voltage metal armored switchgear.Unlike domesti
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Isolation handcart
August 17, 2026Isolation refers to the separation of two parts to meet safety requirements. Electrical isolation achieves a safe electrical gap b
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Universal American standard medium voltage armored switchgear
August 17, 2026Unlike domestic medium voltage switchgear, which are all KYN28 mid mounted cabinets with the same structural layout and even size.
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Copper bar specifications for American standard medium voltage armored switchgear
August 14, 2026American standard medium voltage armored switchgear, with standard current specifications of 1200, 2000, 3000, 4000A, upper and lo
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Three American standard medium voltage armored switchgear for everyone
August 13, 2026SCHNEIDERFor over 100 years, Square D brand products have been setting quality standards for the power industry and providing reli
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WHY CHOOSE
OUR PRODUCTS?
Jinhua Dika Electrical Equipment Co., Ltd.
Jinhua Dika Electric Co., Ltd. was established in 2016 and is rooted in Jinhua City, Zhejiang Province. It is a high-tech enterprise that integrates research and development, production, sales, and service. The company has been deeply involved in the electrical industry for fifteen years, always driven by technological innovation, and committed to providing safe, efficient, and intelligent electrical solutions for global customers. The company specializes in high and low voltage electrical equipment, intelligent distribution systems, power control components, and new energy supporting products, which are widely used in industrial automation, smart city construction, rail transit, new energy generation, and other fields. With excellent product performance and customized services, our business covers the whole country and is exported to overseas markets, establishing long-term strategic partnerships with multiple well-known enterprises. The company covers an area of 40 acres and has modern standard factories, fully automated production lines, and nationally certified laboratories. It is equipped with advanced testing equipment and has an annual production capacity of one million units (sets). The R&D center gathers industry elites, collaborates deeply with universities and research institutions, and has accumulated more than 50 patented technologies. Multiple products have passed authoritative certifications. Adhering to the concept of "Smart Creation for the Future, Connected World", the company has established a strict quality control system and a comprehensive after-sales service system, responding to customer needs 24 hours a day. In recent years, we have actively laid out the fields of green energy andpromoted the implementation of innovative projects such as "smart grid" and "low-carbon solutions", and assisted the country's "dual carbon" strategy. In the future, Jinhua Dika Electric Co., Ltd. will continue to empower industry upgrading with technology, fulfill the corporate mission of "making electricity more efficient and reliable", and jointly explore new energy ecosystems with partners.
Company Overview
1Yr
Business License
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Manufacturer Business Type
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2025 Year Established
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transformer, High and low voltage complete cabinet, Circuit breaker, Electrical accessories Main Products
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11 - 50 People Total Employees
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1-10 People Sales Staff
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5-10 People Quality Inspectors
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HACCP, TL900, QS9000, SA8000, ISO9001, ISO9004, ISO17799, ISO9000, ISO14000, ISO10441, ISO16949, TS16969, ISO19011:2000, OHSAS18001, Others Product Certifications
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US$1 Million - US$1.5 Million Annual Export Value
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North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe, Central America, Northern Europe, Southern Europe, South Asia, Domestic Market Main Markets
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shanghai, tianjin, guangzhou, ningbo Port of Shipment
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Power Distribution Cabinet & Box Main Industry
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