Product Description
Oil Immersed Series Transformer:
Introducing the exceptional S11-M series, an expertly crafted, fully sealed oil-immersed power transformer developed by Zhejiang Chaotai Complete Equipment Co., Ltd. This remarkable transformer embodies superior qualities of minimal energy consumption, whisper-quiet operational sound, and outstanding efficiency. As a leading-edge energy solution, it significantly reduces environmental pollution. Unlike the conventional oil-immersed counterparts, this advanced model does away with the traditional 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 innovative feature prevents oil degradation, slows insulation aging, and significantly enhances operational reliability while completely eliminating the necessity for routine maintenance.
1. Power Capacity: A versatile range from 25-2500KVA with options for 24KV, 30KV, 33KV, 35KV, 36KV, tailored to meet unique 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 or On-load variations, ensuring flexibility for various applications
4. Tapping Range: Customizable at ±5%, 2x2.5%, or ±4x2.5%, allowing precise adjustments to meet specific requirements
5. Frequency: Available in both 50Hz or 60Hz options to align with global standards
6. Phases: Configurations include Three-phase or single-phase options to suit diverse power needs
7. Connection Symbol: Offered as Dyn11, Yyn0, with further customization available to meet specific requirements
8. Short-circuit Impedance: Meticulously designed with Standard Impedance for optimal performance
9. Operational Conditions: Engineered for altitudes not exceeding 1000m with ambient temperatures below 40°C. Should these conditions vary, parameter adjustments will be made following industry-standard protocols.
All necessary adjustments will stringently adhere to industry standards to ensure reliability and performance.
Power Capacity: Versatile range from 25-2500KVA to accommodate various power requirements
Voltage Levels: Comprehensive range including 10KV, 11KV, 13.8KV, 20KV, 22KV, 30KV, 33KV, 35KV, 36KV to suit diverse applications
Voltage Level Overview:
Type of Voltage Regulation: Available in both Off-circuit and On-load options for enhanced flexibility
Tapping Range: Offered at ±5%, ±2x2.5%, ±4x2.5%, providing precise control and adaptability
Frequency Options: Available in both 50Hz and 60Hz modes to align with international standards
Phases: Versatile options include Three-phase or single-phase configurations
Connection Symbol: Available as Dyn11, Yyn0, with further customization options available upon request to meet specific system requirements
Short-circuit Impedance: Expertly engineered with Standard Impedance to ensure robust performance
Operational Conditions: Designed for altitudes not exceeding 1000m, with temperatures not exceeding 40°C, ensuring reliable operation under standard conditions
In scenarios where conditions differ, we will make necessary parameter adjustments, adhering strictly to standard guidelines to maintain optimal performance.
This fully sealed oil-immersed power transformer, a masterpiece of innovation from Chaotai Power, is ingeniously crafted for minimal energy loss, ultra-quiet operation, and outstanding efficiency. It represents a premier energy-saving solution while significantly mitigating pollution.
Unlike traditional oil-immersed transformers, this fully sealed design eliminates the need for an oil conservator. Its adept management of oil volume fluctuations through the flexible corrugated oil tank sheet ensures complete isolation from air. This essential feature not only prevents oil degradation and delays insulation aging but also enhances reliability, removing the necessity 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. stands as a luminary in the field of electrical integration, celebrated for its cutting-edge technology and innovation. As a distinguished high-tech enterprise, our company is defined by our exceptional R&D, production, and service teams, all fortified by over 15 remarkable years of industry expertise. Our steadfast dedication to excellence reinforces our status as a trailblazer, consistently setting new industry standards.
Our expansive and advanced product lineup features groundbreaking solutions, including high-voltage solid-state soft starters, capacitor cabinets, and both high and low voltage switchgear, along with gas-insulated switchgear and substations. These indispensable products serve a vast array of industries, spanning energy, chemical, metal smelting, electric power grids, and industrial manufacturing. Our reach further extends to academia, healthcare, municipal commerce, water management, hydropower, and road traffic, impacting commercial and residential sectors alike. Proudly, we shape the future with our transformative solutions, making a profound impact across these vital industries.
Anchored in our philosophy of unyielding technological advancement and 'smart manufacturing,' we are devoted to fostering a culture of excellence by integrating elite technical talents and innovative strategies. This strategic dedication strengthens our core competencies, ensuring unparalleled service value for our clients. Our growth story exemplifies our core values: evolving from modest origins to industry leadership through unwavering dedication and innovation. Our business strategy remains resolute, emphasizing quality as the bedrock of survival, market reputation as the pathway to growth, and management efficiency as the cornerstone of profitability. We are committed to leveraging 'technology as the guide, standardized management, superior quality, and customer satisfaction' as the foundation of our quality and talent management endeavors. Our strategic vision focuses on enhancing our market competitiveness, serving China's electric power and grid transmission and distribution sectors with aspirations that aim higher, reach further, and achieve more. Integrity, unmatched quality, exceptional service, and customer satisfaction reside at the heart of our values. Our relentless pursuit of excellence fuels perpetual innovation, establishing our brand as a symbol of trust. The recognition from our esteemed customers propels our ambition. We extend heartfelt gratitude to our loyal customers, both new and longstanding, and warmly invite you to join Zhejiang Chaotai on our shared journey toward 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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