Product Description
Oil Immersed Series Transformer - A marvel of engineering excellence and sustainable design.
Introducing the groundbreaking S11-M series fully sealed oil-immersed power transformer, a masterpiece of precision and innovation by Zhejiang Chaotai Complete Equipment Co., Ltd. This remarkable transformer boasts exceptionally low energy loss, whisper-quiet performance, and unparalleled efficiency. It stands as a beacon of energy conservation, significantly reducing pollution and leaving a minimal environmental footprint. Unlike traditional oil-immersed transformers, this state-of-the-art model eliminates the need for an oil conservator. The ingenious design of the corrugated oil tank allows it to self-regulate and compensate for oil volume changes, maintaining a perfectly sealed environment that shields the transformer from air exposure. This pioneering feature effectively prevents oil degradation, extends the life of insulation materials, and greatly enhances operational reliability—all while requiring no routine maintenance under normal conditions.
1. Power Capacity - Ranging from 25-2500KVA, offering flexible options like 24KV, 30KV, 33KV, 35KV, 36KV, with customizable configurations tailored to meet specific customer requirements. 2. Voltage Level - Available in 10KV, 11KV, 13.8KV, 15KV, 17.5KV, 20KV, 22KV, providing a wide array of choices. 3. Type of Voltage Regulation - Offers both Off-circuit and On-load options, ensuring versatile functionality and adaptability.
4. Tapping Range - Offers a diverse range of ±5%, 2x2.5%, or ±4x2.5% to accommodate various power needs and preferences.
5. Frequency - Available in both 50Hz and 60Hz, catering to different regional requirements and standards.
6. Phases - Available in both Three-phase and single-phase configurations, perfectly matching various applications and needs.
7. Connection Symbol - Choose from standard options like Dyn11, Yyn0, or customize to meet your exact specifications with ease and flexibility.
8. Short-circuit Impedance - Equipped with Standard Impedance, ensuring consistently reliable performance and stability.
9. Operational Conditions - Expertly engineered for altitudes up to 1000m and ambient temperatures under 40°C. Adjustments will be made as needed per standard protocols if these conditions vary.
All modifications strictly adhere to industry standards, ensuring optimal performance and compliance with regulatory requirements.
Power Capacity - Ranges from 25-2500KVA, designed to meet diverse energy demands and offer unmatched flexibility.
Voltage Levels - Available in 10KV, 11KV, 13.8KV, 20KV, 22KV, 30KV, 33KV, 35KV, 36KV, providing extensive adaptability and choice.
Voltage Level Overview - A comprehensive offering to suit various operational requirements.
Type of Voltage Regulation - Offered in both Off-circuit and On-load variants, providing adaptable control and precision.
Tapping Range - Provides options like ±5%, ±2x2.5%, ±4x2.5% to precisely match specific requirements and ensure optimal performance.
Frequency Options - Choose from 50Hz or 60Hz to meet regional standards and operational needs.
Phases - Available in both Three-phase and single-phase, offering versatile applications and adaptability.
Connection Symbol - Standard options include Dyn11, Yyn0, with fully customizable configurations available to meet specific needs.
Short-circuit Impedance - Features Standard Impedance to ensure dependable operation and robust performance.
Operational Conditions - Designed to function optimally at altitudes not exceeding 1000m and temperatures below 40°C, ensuring consistent reliability.
Should operational conditions deviate, appropriate parameter adjustments will be made in accordance with standard guidelines to maintain optimal functionality.
The fully sealed oil-immersed power transformer epitomizes Chaotai Power's innovative prowess, thriving with incredibly low energy loss, silent operations, and superior efficiency. It is a potent energy-saving device that substantially minimizes pollution, embodying the spirit of sustainability.
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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. is a beacon of technological mastery within the ever-evolving domain of electrical integration. We are distinguished as a high-tech enterprise, backed by an elite team in research, development, production, and service with over 15 years of robust industry acumen. Our relentless pursuit of exceptional excellence sets us apart as pioneers of innovation and advancement.
Our expansive and diverse product lineup is a testament to cutting-edge innovation, featuring remarkable solutions like high-voltage solid-state soft starters, advanced capacitor cabinets, high and low voltage switchgear, sophisticated gas-insulated switchgear, and comprehensive substations. These outstanding products are indispensable across a multitude of sectors including energy, chemical industries, metal smelting, electric power grids, industrial manufacturing, academia, healthcare, municipal commerce, water management, hydropower, and road traffic. They extend their usability to both commercial and residential spheres, proudly empowering the future with our revolutionary solutions.
Driven by a philosophy of relentless technological evolution and 'smart manufacturing,' we are earnestly committed to fostering a culture of excellence by integrating top-tier technical talents. This strategic focus amplifies our core capabilities, ensuring we consistently deliver unparalleled service value to our clients. Our extraordinary growth journey is a testament to our ethos: evolving from inception to industry leadership through steadfast dedication. Our business strategy is firmly rooted in innovation, with a steadfast commitment to quality as the foundation of our survival, market reputation as our path to growth, and management efficiency as the catalyst for profitability. We are devoted to harnessing 'technology as the guide, standardized management, superior quality, and customer satisfaction' as the pillars of our quality and talent management endeavors. Our strategic vision is to elevate our market competitiveness, serving China's electric power and grid transmission and distribution sectors with aspirations that soar to new heights. Upholding integrity, unmatched quality, exceptional service, and customer satisfaction at the heart of our values, we persistently strive for excellence. Ceaselessly innovating, we aim to establish a brand synonymous with trust and reliability. The appreciation from our customers fuels our ambition, and we wholeheartedly express our deepest gratitude to our loyal customers, both new and longstanding. We warmly invite you to join us in a shared journey with Senhang Technology towards a brighter tomorrow.
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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