Product Description
Oil Immersed Series Transformer:
Introducing the extraordinary S11-M series, a fully sealed oil-immersed power transformer meticulously engineered by Zhejiang Chaotai Complete Equipment Co., Ltd. This distinguished transformer is a marvel of engineering, offering traits of minimal energy consumption, low operational noise, and outstanding efficiency. As a cutting-edge energy solution, it dramatically reduces environmental pollution. Unlike conventional oil-immersed variants, this sophisticated model eliminates the need for an oil conservator. Its innovative design autonomously adjusts to oil volume shifts, using the corrugated oil tank's flexibility to effectively seal the transformer from air exposure. This state-of-the-art feature prevents oil degradation, retards insulation aging, and significantly enhances operational reliability, all while eliminating the need for maintenance during routine operations.
1. Power Capacity: Offering a broad range from 25-2500KVA, with options for 24KV, 30KV, 33KV, 35KV, 36KV, and customizable to meet customer specifications 2. Voltage Level: Available at 10KV, 11KV, 13.8KV, 15KV, 17.5KV, 20KV, 22KV, providing versatility for diverse needs 3. Type of Voltage Regulation: Available in both Off-circuit and On-load variations
4. Tapping Range: Configurable at ±5%, 2x2.5%, or ±4x2.5%, allowing for precise adjustments
5. Frequency: Options available for either 50Hz or 60Hz, accommodating global standards
6. Phases: Available in Three-phase or single-phase configurations, ensuring flexibility in application
7. Connection Symbol: Offered as Dyn11, Yyn0, with customization options as required, aligning with specific installation needs
8. Short-circuit Impedance: Engineered with Standard Impedance for optimal performance
9. Operational Conditions: Suitable for altitudes not exceeding 1000m and ambient temperatures below 40°C, with adjustments following standard industry protocols for differing conditions.
All necessary adjustments will be in strict compliance with industry standards, ensuring reliability and safety.
Power Capacity: Ranging from 25-2500KVA, offering substantial flexibility
Voltage Levels: Spanning 10KV, 11KV, 13.8KV, 20KV, 22KV, 30KV, 33KV, 35KV, 36KV, covering a wide spectrum of applications
Voltage Level Overview:
Type of Voltage Regulation: Available in Off-circuit or On-load options to suit different operational demands
Tapping Range: Offered at ±5%, ±2x2.5%, ±4x2.5%, providing tailored control
Frequency Options: Available in 50Hz or 60Hz modes, catering to international standards
Phases: Options include Three-phase or single-phase, offering versatility for varied applications
Connection Symbol: Configurable as Dyn11, Yyn0, with customization options available upon request, tailored for your specific needs
Short-circuit Impedance: Engineered with Standard Impedance, ensuring dependable performance
Operational Conditions: Designed for altitudes not exceeding 1000m, with ambient temperatures not exceeding 40°C, maintaining optimal operation
In cases where conditions differ, we will perform necessary parameter adjustments in adherence to standard guidelines, ensuring seamless performance.
This fully sealed oil-immersed power transformer, a marvel of innovation from Chaotai Power, is crafted for low energy loss, whisper-quiet operation, and exceptional efficiency. It stands as a premier energy-saving solution, dramatically reducing environmental pollution.
Unlike conventional oil-immersed transformers, this fully sealed design forgoes the oil conservator. It adeptly manages oil volume variations with the elasticity of the corrugated oil tank sheet, ensuring the transformer remains isolated from air. This crucial feature not only prevents oil degradation and insulation aging but also enhances reliability and eliminates 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. stands as a luminary in the dynamic world of electrical integration, epitomizing cutting-edge technology and groundbreaking innovation. As a celebrated high-tech enterprise, we proudly boast a formidable R&D, production, and service team, fortified by an impressive legacy of over 15 years of invaluable industry expertise. Our steadfast dedication to excellence is the cornerstone of our leadership, continually setting unprecedented standards in the industry.
Our expansive and sophisticated product portfolio showcases revolutionary solutions, including high-voltage solid-state soft starters, advanced capacitor cabinets, versatile high and low voltage switchgear, state-of-the-art gas-insulated switchgear, and comprehensive substations. These integral products serve as the backbone across a diverse array of industries, from energy and chemical sectors to metal smelting, electric power grids, and industrial manufacturing. Our influence extends further to academia, healthcare, municipal commerce, water management, hydropower, and road traffic, impacting both commercial and residential realms. Proudly, we are architects of the future through our transformative solutions, making a profound impact across these essential sectors.
Anchored in a philosophy of relentless technological advancement and 'smart manufacturing,' we are dedicated to cultivating a culture of excellence by integrating top-tier technical talents and forward-thinking strategies. This strategic commitment fortifies our core competencies, ensuring we deliver unmatched service value to our clients. Our journey of growth is a tribute to our core values: evolving from modest beginnings to industry leadership through unwavering dedication and innovation. Our business strategy remains unwaveringly focused on quality as the foundation of survival, market reputation as the channel for development, and management efficiency as the key to profitability. Our promise is to leverage 'technology as the guide, standardized management, superior quality, and customer satisfaction' as the pillars of our quality and talent management initiatives. Our strategic vision aims to elevate our market competitiveness, serving China's electric power and grid transmission and distribution sectors with aspirations that soar higher, reach further, and achieve more. Integrity, unmatched quality, extraordinary service, and customer satisfaction lie at the heart of our values. Our relentless quest for excellence compels us to continually innovate, establishing our brand as a beacon of trust. The recognition of our esteemed customers fuels our ambition. We extend our deepest gratitude to our loyal customers, both new and longstanding, and warmly invite you to join Zhejiang Chaotai on a shared journey 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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