Product Description
Oil Immersed Series Transformer:
Introducing the remarkable S11-M series, a state-of-the-art, oil-immersed power transformer meticulously crafted by Zhejiang Chaotai Complete Equipment Co., Ltd. This exceptional transformer boasts cutting-edge features, including minimal energy consumption, whisper-quiet operation, and extraordinary efficiency. As an ideal energy solution, it significantly reduces environmental impact. Unlike traditional oil-immersed models, this advanced transformer eliminates the need for an oil conservator. Its innovative design smartly adapts to oil volume changes using the flexibility of the corrugated oil tank, ensuring complete protection from air exposure. This modern feature prevents oil degradation, slows insulation aging, and considerably boosts operational reliability, while also removing the need for maintenance in routine operations.
1. Power Capacity: Ranges from 25-2500KVA, with customizable options for 24KV, 30KV, 33KV, 35KV, 36KV, tailored to meet specific customer needs 2. Voltage Level: Available at 10KV, 11KV, 13.8KV, 15KV, 17.5KV, 20KV, 22KV 3. Type of Voltage Regulation: Offered in both Off-circuit or 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: Configurable in Three-phase or single-phase setups
7. Connection Symbol: Offered as Dyn11, Yyn0, with customization options as needed
8. Short-circuit Impedance: Engineered with Standard Impedance
9. Operational Conditions: Designed for altitudes up to 1000m, with ambient temperatures below 40°C. If these conditions are not met, adjustments will adhere to standard industry protocols.
All necessary adjustments will strictly adhere to industry standards, ensuring top performance and reliability.
Power Capacity: Offering a range from 25-2500KVA to suit diverse energy needs
Voltage Levels: Comprehensive range spanning 10KV, 11KV, 13.8KV, 20KV, 22KV, 30KV, 33KV, 35KV, 36KV
Voltage Level Overview:
Type of Voltage Regulation: Available in Off-circuit or On-load configurations
Tapping Range: Available at ±5%, ±2x2.5%, ±4x2.5% to ensure optimal performance
Frequency Options: Tailored options for 50Hz or 60Hz modes
Phases: Versatile options including Three-phase or single-phase
Connection Symbol: Flexibly configurable as Dyn11, Yyn0, with available customization upon request
Short-circuit Impedance: Expertly engineered to feature Standard Impedance
Operational Conditions: Optimized for altitudes up to 1000m, with ambient temperatures kept below 40°C
For cases where conditions vary, we ensure all parameter adjustments are performed in strict adherence to standard guidelines.
Introducing this fully sealed oil-immersed power transformer, a marvel of ingenuity from Chaotai Power, designed for minimal energy loss, ultra-quiet operation, and unrivaled efficiency. It stands out as a leading energy-saving solution, significantly reducing environmental pollution.
In contrast to traditional oil-immersed transformers, this fully sealed model dispenses with the oil conservator. It skillfully accommodates oil volume variations via the elasticity of the corrugated oil tank sheet, keeping the transformer entirely air-insulated. This critical feature not only hinders oil degradation and insulation aging but also boosts reliability, negating the need for regular 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. stands as a distinguished beacon of technological innovation and excellence in electrical integration. Celebrated as a high-tech enterprise with an illustrious record, we take pride in our meticulous R&D, production, and service teams, each fortified by over 15 years of profound industry experience. Our fervent dedication to setting new standards and our relentless pursuit of excellence underscore our leadership in innovation, constantly redefining benchmarks within the industry.
Our extensive and advanced product suite embodies pioneering solutions, featuring high-voltage solid-state soft starters, capacitor cabinets, and both high and low voltage switchgear. We are at the forefront with our cutting-edge gas-insulated switchgear and substations. These indispensable products serve a spectrum of industries, including energy, chemical, metal smelting, and electric power networks, playing pivotal roles in industrial manufacturing as well. Our influence extends seamlessly into academia, healthcare, municipal commerce, water management, hydropower, and road traffic, catering to both commercial and residential spheres. With pride, we shape the future with transformative solutions that leave a lasting impact on these critical sectors.
Anchored in a philosophy of relentless technological advancement and 'smart manufacturing,' we foster a culture of excellence by integrating elite technical talent with innovative strategies. This commitment bolsters our core strengths, ensuring unparalleled service value for our clients. Our growth journey reflects our core values, evolving from modest origins to industry vanguard through steadfast dedication and innovation. Our strategic focus is unwavering: quality is the cornerstone of survival, market reputation is the pathway for growth, and management efficiency is the linchpin of profitability. We pledge to uphold 'technology as the guide, standardized management, superior quality, and customer satisfaction' as the pillars of our initiatives in quality and talent management. Our vision is to enhance market competitiveness, serving China's electric power and grid transmission sectors with aspirations that reach higher, extend further, and achieve greater heights. Integrity, unrivaled quality, extraordinary service, and customer satisfaction are at the heart of our ethos. Our unwavering pursuit of excellence motivates us to innovate continuously, anchoring our brand as a bastion of trust. The esteem of our valued customers fuels our ambition, and we express our deepest gratitude to both new and enduring patrons. We warmly invite you to join Zhejiang Chaotai on a shared journey towards an even brighter 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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