Product Description
Oil Immersed Series Transformer:
Discover the remarkable S11-M series, a fully sealed oil-immersed power transformer, meticulously crafted by Zhejiang Chaotai Complete Equipment Co., Ltd. This exceptional transformer is a testament to state-of-the-art engineering, boasting unrivaled features such as minimal energy consumption, low operational noise, and outstanding efficiency. As an exemplary energy solution, it significantly mitigates environmental pollution. Unlike traditional oil-immersed types, this sophisticated model eliminates the need for an oil conservator. Its intelligent design autonomously adapts to oil volume changes through the flexible corrugated oil tank, effectively shielding the transformer from air exposure. This cutting-edge feature prevents oil degradation, delays insulation aging, and dramatically enhances operational reliability, all while eradicating the need for routine maintenance.
1. Power Capacity: Versatile range from 25-2500KVA, with options for 24KV, 30KV, 33KV, 35KV, 36KV, and customizable to match customer specifications 2. Voltage Level: Available at 10KV, 11KV, 13.8KV, 15KV, 17.5KV, 20KV, 22KV 3. Type of Voltage Regulation: Offered in both Off-circuit and On-load variations
4. Tapping Range: Configurable at ±5%, ±2x2.5%, or ±4x2.5%
5. Frequency: Options available for either 50Hz or 60Hz
6. Phases: Available in both Three-phase and single-phase configurations
7. Connection Symbol: Offered in Dyn11, Yyn0, with customization options as needed
8. Short-circuit Impedance: Crafted with Standard Impedance
9. Operational Conditions: Suitable for altitudes not exceeding 1000m and ambient temperatures below 40°C. If conditions vary, adjustments will follow trusted industry protocols.
All necessary adjustments will adhere to strict industry standards.
Power Capacity: Spanning 25-2500KVA
Voltage Levels: Ranging from 10KV, 11KV, 13.8KV, 20KV, 22KV, 30KV, 33KV, 35KV, 36KV
Voltage Level Overview:
Type of Voltage Regulation: Available in Off-circuit and On-load options
Tapping Range: Offered at ±5%, ±2x2.5%, ±4x2.5%
Frequency Options: Available in 50Hz or 60Hz modes
Phases: Available in Three-phase or single-phase configurations
Connection Symbol: Customizable as Dyn11, Yyn0, with options available upon request
Short-circuit Impedance: Crafted with Standard Impedance
Operational Conditions: Designed for altitudes up to 1000m and ambient temperatures not exceeding 40°C
Should conditions diverge, necessary parameter adjustments will be conducted in line with standard guidelines.
This fully sealed oil-immersed power transformer, an innovation marvel from Chaotai Power, is engineered for minimal energy loss, whisper-quiet operation, and exceptional efficiency. It stands as a leading energy-saving solution, substantially reducing pollution.
In stark contrast to conventional oil-immersed transformers, this fully sealed design dispenses with the oil conservator. It skillfully manages oil volume variations through the elasticity of the corrugated oil tank sheet, keeping the transformer isolated from air. This crucial feature not only prevents oil degradation and delays insulation aging but also enhances reliability and eradicates the need for routine maintenance.
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. embodies the pinnacle of technological prowess and revolutionary innovation in the sphere of electrical integration. As a celebrated high-tech enterprise, we stand out with our specialized R&D, production, and service teams, fortified by a rich legacy of over 15 years of pivotal industry experience. Our unyielding pursuit of excellence cements our leadership status in innovation, consistently setting industry benchmarks and raising the bar for excellence.
Our sophisticated and versatile product suite includes trailblazing solutions like high-voltage solid-state soft starters, capacitor cabinets, high and low voltage switchgear, gas-insulated switchgear, and substations. These indispensable products serve a broad spectrum of industries, spanning from energy and chemical sectors to metal smelting, electric power grids, and industrial manufacturing. Our reach extends seamlessly into academia, healthcare, municipal commerce, water management, hydropower, and road traffic, catering to both commercial and residential demands. With great pride, we shape the future through our transformative solutions, making a profound impact across these critical sectors.
Anchored in a doctrine of ceaseless technological progress and 'smart manufacturing,' we strive to cultivate a culture of superiority by merging elite technical acumen with groundbreaking strategies. This strategic dedication bolsters our core strengths, ensuring we deliver unmatched service value to our clientele. Our narrative of growth is a testament to our foundational values: from modest beginnings to industry dominance through relentless dedication and cutting-edge innovation. Our business strategy remains firmly rooted in quality as the foundation of our survival, market reputation as the path for growth, and management efficiency as the cornerstone of profitability. We pledge to leverage 'technology as the beacon, standardized management, premium quality, and client satisfaction' as the cornerstones of our quality and talent management strategy. Our vision is to amplify our market competitiveness, serving China's electric power and grid transmission and distribution sectors with ambitions that soar higher, extend further, and accomplish more. Integrity, unparalleled quality, outstanding service, and customer satisfaction are the core of our values. Our relentless quest for excellence fuels our continuous innovation journey, establishing our brand as a symbol of trust. The recognition from our valued customers propels our ambition. We express our deepest gratitude to our loyal customers, both new and enduring, and warmly invite you to embark on a shared voyage towards a radiant future with Zhejiang Chaotai.
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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