Product Description
Oil Immersed Series Transformer:
Introducing Zhejiang Chaotai Complete Equipment Co., Ltd.'s groundbreaking marvel, the S11-M series fully sealed oil-immersed power transformer. This state-of-the-art transformer is celebrated for its remarkably low energy loss, whisper-quiet functionality, and unparalleled efficiency. As a beacon of energy conservation, it remarkably reduces pollution and minimizes environmental impact. Unlike traditional oil-immersed transformers, this pioneering model eliminates the necessity of an oil conservator. Its exquisitely crafted corrugated oil tank automatically regulates itself to adapt to oil volume changes, maintaining an impeccably sealed environment that protects the transformer from air exposure. This ingenious feature effectively prevents oil degradation, significantly extends the lifespan of insulation materials, and immensely enhances operational reliability, all while requiring no routine maintenance under standard conditions.
1. Power Capacity: Extends from 25-2500KVA, offering versatile options including 24KV, 30KV, 33KV, 35KV, 36KV, along with customizable configurations designed to satisfy unique customer demands. 2. Voltage Level: Available in 10KV, 11KV, 13.8KV, 15KV, 17.5KV, 20KV, and 22KV, providing extensive adaptability. 3. Type of Voltage Regulation: Features both Off-circuit and On-load options for dynamic functionality.
4. Tapping Range: Provides a variety of options such as ±5%, 2x2.5%, or ±4x2.5% to meet diverse power requirements.
5. Frequency: Available in both 50Hz and 60Hz, accommodating regional standards.
6. Phases: Offered in both Three-phase and single-phase configurations to suit a wide range of applications.
7. Connection Symbol: Select from standard configurations like Dyn11, Yyn0, or customize to your specifications effortlessly.
8. Short-circuit Impedance: Expertly engineered with Standard Impedance, ensuring reliable and steadfast performance.
9. Operational Conditions: Designed to perform optimally at altitudes up to 1000m and ambient temperatures below 40°C. If conditions vary, parameters will be adjusted in accordance with standard protocols.
All modifications adhere strictly to industry standards, ensuring consistent performance and reliability.
Power Capacity: Ranges from 25-2500KVA, catering to diverse energy demands.
Voltage Levels: Including 10KV, 11KV, 13.8KV, 20KV, 22KV, 30KV, 33KV, 35KV, 36KV, offering extensive flexibility.
Voltage Level Overview:
Type of Voltage Regulation: Available in Off-circuit and On-load variants, providing flexible control options.
Tapping Range: Offers configurations like ±5%, ±2x2.5%, ±4x2.5% to align with specific needs.
Frequency Options: Choose between 50Hz or 60Hz to match local standards.
Phases: Available in both Three-phase and single-phase to accommodate varied applications.
Connection Symbol: Standard choices include Dyn11, Yyn0, with custom configurations easily accessible.
Short-circuit Impedance: Equipped with Standard Impedance for reliable and dependable operation.
Operational Conditions: Optimized for peak performance at altitudes not exceeding 1000m and temperatures below 40°C.
If operational conditions differ, necessary parameter adjustments will be made according to standard guidelines.
The fully sealed oil-immersed power transformer from Chaotai Power, a testament to groundbreaking innovation, excels with its exceptionally low energy loss, silent operation, and superior efficiency. It is an exemplary energy-saving solution that substantially reduces pollution.
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Product Parameters
| Oil immersed transformer product parameters |
| Rated capacity kVA |
Voltage combination |
NO-load loss W |
Load loss W |
No-load current% |
Short-circuit |
| HV (KV ) |
HV tapping range |
LV (KV) |
Connection symbol |
Impedance |
| 30 |
6.3kV
10.5kV
11kV
13.2kV
13.8kV
15kV |
±2
× 2.5%;
Or ±5% |
0.4 |
Dyn11 or Yyn0 |
90 |
660 |
2.1 |
5.5 |
| 50 |
130 |
960 |
2 |
| 63 |
150 |
1145 |
1.9 |
| 80 |
180 |
1370 |
1.8 |
| 100 |
200 |
1650 |
1.6 |
| 125 |
240 |
1980 |
1.5 |
| 160 |
290 |
2420 |
1.4 |
| 200 |
330 |
2860 |
1.3 |
| 250 |
400 |
3350 |
1.2 |
| 315 |
480 |
4010 |
1.1 |
| 400 |
570 |
4730 |
1 |
| 500 |
680 |
5660 |
1 |
| 630 |
810 |
6820 |
0.9 |
6 |
| 800 |
980 |
8250 |
0.8 |
| 1000 |
1150 |
11300 |
0.7 |
| 1250 |
1350 |
13200 |
0.7 |
| 1600 |
1630 |
15950 |
0.6 |
| 2000 |
1950 |
19140 |
0.6 |
| 2500 |
2340 |
22200 |
0.6 |
Main product
Company Profile
Zhejiang Chaotai Complete Equipment Co., Ltd. emerges as a beacon of technological prowess and innovation in the ever-evolving realm of electrical integration. Celebrated as a distinguished high-tech enterprise, our elite team of experts carries a legacy of over 15 years of unrivaled industry mastery, positioning us at the forefront of research, development, production, and service excellence. Our steadfast dedication to pioneering innovation elevates us as trailblazers, perpetually redefining the standards of excellence.
Our expansive and diverse product portfolio stands as a testament to our forward-thinking innovations. We proudly present high-voltage solid-state soft starters, dynamic capacitor cabinets, an extensive range of high and low voltage switchgear, cutting-edge gas-insulated switchgear, and sophisticated substations. These exceptional products are indispensable across a myriad of sectors, including energy, chemical industries, metal smelting, electric grids, industrial production, academia, healthcare, municipal commerce, water management, hydropower, and road traffic. Catering to the diverse demands of commercial enterprises and residential consumers, we are driving the future forward with our pioneering solutions.
Our philosophy of 'smart manufacturing' and relentless pursuit of technological advancement propels us to nurture a culture steeped in excellence. By integrating premier technical talent, we amplify our core competencies, consistently delivering unparalleled value to our esteemed clients. Our phenomenal growth journey embodies our ethos of transforming inception into industry dominance through unwavering commitment. Innovation is the bedrock of our strategy, with quality as the foundation of our enduring success, market reputation as our growth path, and management efficiency as the catalyst of profitability. 'Technology as the guide, standardized management, superior quality, and customer satisfaction' are the pillars of our quality and talent management framework. Our aspiration is to enhance market competitiveness, serving China's electric power and grid sectors with visionary zeal. Integrity, unparalleled quality, exemplary service, and customer satisfaction are the essence of our core values. We pursue excellence, continuously pushing the boundaries of innovation to forge a brand synonymous with trustworthiness. Our customers' appreciation fuels our ambitions, and we extend heartfelt gratitude to our loyal patrons, both new and longstanding. Join us, alongside Senhang Technology, on an inspiring journey towards a luminous future.
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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