Product Description
A switchgear serves as a critical component in electrical engineering, playing an essential role in the seamless opening, closing, controlling, and safeguarding of electrical apparatus. It is indispensable across various stages, including generation, transmission, distribution, and energy conversion within power systems, ensuring robust and efficient operation.
Structure
High voltage switchgear is meticulously designed to include distinct compartments such as the busbar room, circuit breaker room, secondary control room (instrument room), and feeder room. Each compartment is securely isolated using steel plates to enhance safety and reliability. For instance, the KYN28A-12 model is thoughtfully arranged with the instrument room on the top, the circuit breaker room in the middle, and the cable room at the bottom, demonstrating a well-structured and organized layout for optimal performance.
Low voltage switchgear can be classified based on the installation method into fixed and drawer types. The drawer type switchgear is ingeniously crafted with a fixed cabinet body and a movable device part, offering both flexibility and convenience in operations.
Internal Components
The internal components of switchgear are vital for its functionality, comprising circuit breakers, isolating switches, load switches, operating mechanisms, transformers, and various protective devices, all working in harmony to ensure safe and effective electrical control.
Classification
Switchgear can be categorized in multiple ways: by circuit breaker installation method into movable and fixed types; by cabinet structure into open, metal enclosed, and metal enclosed armored types; by voltage levels into high-voltage (above AC1000V) and low-voltage (below AC1000V) switchgear; by voltage waveform into AC and DC switchgear; and by purpose into incoming cabinets, outgoing cabinets, metering cabinets, and compensation cabinets, each tailored to specific needs and applications.
Effect
Control Function: The switchgear empowers operators to seamlessly connect and disconnect circuits, enabling precise start-stop control of power equipment, thereby enhancing operational efficacy.
Protection Function: Equipped with advanced technology, the switchgear automatically interrupts circuits during overloads, short circuits, leakages, and other faults, providing uncompromising safety for both equipment and personnel.
Application Location
This versatile switchgear is ideally suited for a broad range of applications, including power plants, substations, petrochemical industries, metallurgical steel rolling, light industry textiles, factories, mines, residential areas, and high-rise buildings, making it an integral part of modern infrastructure across diverse sectors.
Product Parameters
| Installeo power |
100-2000KW |
| The number of inverter input channels |
1 way-5way(The above suggested matching AC combiner box) |
| Grid-connected output channels |
1way |
| Grid connection requirements |
Three-phase grid-connected cabinet |
| Grid-connected voltage |
AC:380V-AC:500V |
| Protective function: |
|
| Short circuit protection |
Have |
| Overload protection |
Have |
| Lightning protection |
Have (nominal current: In:20KA,lmax: 40KA, Up≤4KV) |
| Isolation Protection (Visual Breakpoints) |
Have(knife switch/disconnector) |
| Optional function |
1. Online power quality monitor |
| 2. Anti-islanding protection device |
| 3.Accident Degradation Column Device |
| Panel manual openingand closing |
have |
| Overvoltage and undervoltage protection |
have |
| Automatic reclosing |
have |
| Grid-connected switch |
|
| Plastic case reclosing100-800A (optional) |
1. When the power grid is powered off or the bias voltage is greater than 20%. it wilautomatically trip (0~10s delayed tripping time is adjustable)
2. When the power grid returns to normal, it will automatically close
3. Manual operation and automatic operation can be switched
4.Phase loss protection, zero break protection
5. Check for pressure closing |
| |
| |
| Universal frame circuitbreaker 200~4000A(optional) |
|
| Applicable environment. |
|
| Temperature, humidity |
Working temperature: -25 to +60 'c Storage temperature. -40 to +70 'C, humidity. 0-90% nocondensation, no corrosive gas place (if any, please specify) |
| Use altitude |
|
| Salt spray resistant |
Standard salt spray test 336 hours |
| General parameters. |
|
| Box material |
Cold-rolled plate spraying, stainless steel |
| Use place |
Indoor type (can be customized outdoor type) |
| Type of cabinet |
Power distribution cabinet, metering cabinet, transformer cabinet, isolation switch cabinet |
Main product
Company Profile
Welcome to Zhejiang ChaoTai Complete Equipment Co., Ltd., a beacon of innovation in electrical integration. As a distinguished high-tech enterprise, we proudly boast a stellar team dedicated to R&D, production, and service. With over 15 years of rich experience, we are the epitome of expertise and trust in the industry.
Our comprehensive product range includes cutting-edge high-voltage solid-state soft starters, efficient capacitor cabinets, versatile high and low voltage switchgear, advanced gas-insulated switchgear, and robust substations. These products drive progress across diverse sectors such as energy and chemical industries, metal smelting, electric power grids, industrial manufacturing, universities, research institutions, as well as the medical and pharmaceutical sectors. Moreover, they play a pivotal role in municipal commerce, water conservancy and hydropower, road traffic systems, and both commercial and residential infrastructures.
At Zhejiang ChaoTai, innovation is our heartbeat, guided by the philosophy of 'smart manufacturing'. We relentlessly attract top-tier technical talents to elevate our core strengths, delivering immense value to our clients and striving to set the benchmark in our industry. Since our inception, we have embarked on a remarkable journey from inception to excellence, fueled by unwavering commitment to quality. We adhere to a modern business philosophy: thrive on quality, expand through reputation, and optimize efficiency through astute management. Our ethos is clear: lead with technology, enforce standardized management, uphold exemplary quality, and ensure customer delight. Our mission is to bolster our market stance and facilitate the transmission and distribution sectors of China's electric power and grid with heightened speed, strength, and ambition. Integrity is our foundation, quality our hallmark, service our creed, and customer satisfaction our eternal goal. We cherish excellence and perpetual innovation, aiming to forge a brand synonymous with trust. Your appreciation fuels our progress. We extend our heartfelt gratitude to all our customers for their unwavering support and look forward to collectively crafting a brighter future with you.
Our Advantages
Certifications
After Sales Service
FAQ
Q1. Are you a factory or trading company?
A.We are a factory.
Q2. Where is your factory located? How can I visit there?
A. Our factory is located in Wenzhou City, Zhejiang Province, China. You can fly to Longwan airport directly. All our clients,from home or abroad, are warmly welcome to visit us!
Q3. What's the payment term?
A. We accept TT. 30% deposit and 70% before shipment, Western Union, L/C At Sight is ok! We'll l show you the photos of the products and packages before you pay the balance.
Q4. Tell me the standard of package? What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons, If vou have leaallyl registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q5. Would you accept to use our logo?
A. If you have good quantity,it absolute no problem to do OEM.
Q6. How about the transport?
A. If the number of aoods is small we usually use TNT.DHL.FEDEX.EMS and some express voull offered. If the number of the goods is big usually we use the FWD you offered or we provided. Either by sea or by air is OK.
Q7. What is your Production lead time /delivery time?
A: Generally, it will take 25 to 30 days after receivina vour advance payment.
The specificl delivery time depends on the items and the quantity of your order. Silicone rubber's reqular product is 1,000/ week, Porcelain's need 2-3 weeks about 1000 pcs.
Q8. How do you make our business long-term and good relationship?
A:l. We keep aood auality and competitive price to ensure our customers benefit:
A: 2. We respect every customer as our friend and we sincerely do business and make friendsl with them, no matter where they come from.
A: 3.Most goods we have the type report according the IEC STANDARD
Q9. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the courier cost.
Q10. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q11. What is your terms of delivery?
A: EXW, FOB, CFR, CIF.
Q12.What certificates do you have?
A:ISO9001,OHSAS18001,ISO14001 certificate and Type test report of product.
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