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 boasts superior traits of minimal energy consumption, whisper-quiet operation, and outstanding efficiency. As a shining beacon of energy solutions, it dramatically curtails environmental pollution. Unlike traditional oil-immersed variants, this sophisticated model cleverly dispenses with the need for an oil conservator. Its intelligent design autonomously adjusts to oil volume shifts using the innovative flexibility of the corrugated oil tank, effectively sealing the transformer from air exposure. This cutting-edge feature prevents oil degradation, slows insulation aging, and significantly enhances operational reliability, all while completely eliminating maintenance needs in routine operations.
1. Power Capacity: Offering a range from 25 to 2500KVA, with versatile options including 24KV, 30KV, 33KV, 35KV, 36KV, and customizable to meet specific customer specifications 2. Voltage Level: Available in a spectrum of 10KV, 11KV, 13.8KV, 15KV, 17.5KV, 20KV, 22KV 3. Type of Voltage Regulation: Available in Off-circuit or On-load configurations
4. Tapping Range: Configurable options at ±5%, 2x2.5%, or ±4x2.5% for precise tuning
5. Frequency: Flexibility with options for either 50Hz or 60Hz modes
6. Phases: Available in versatile Three-phase or single-phase configurations
7. Connection Symbol: Offered as Dyn11, Yyn0, with customization options readily available as required
8. Short-circuit Impedance: Engineered with Standard Impedance for optimal performance
9. Operational Conditions: Designed to thrive at altitudes not exceeding 1000m and ambient temperatures below 40°C. Should these conditions not be met, adjustments in parameters will strictly follow standard industry protocols.
All necessary adjustments will be in strict compliance with industry standards, ensuring optimal operational integrity.
Power Capacity: Spanning an impressive range from 25 to 2500KVA
Voltage Levels: Covering a comprehensive spectrum from 10KV, 11KV, 13.8KV, 20KV, 22KV, 30KV, 33KV, 35KV, to 36KV
Voltage Level Overview:
Type of Voltage Regulation: Available in adaptable Off-circuit or On-load options
Tapping Range: Offered at precise increments of ±5%, ±2x2.5%, ±4x2.5%
Frequency Options: Available in adaptable 50Hz or 60Hz modes
Phases: Choose from versatile Three-phase or single-phase configurations
Connection Symbol: Configurable as Dyn11, Yyn0, with customization options available to meet specific requirements
Short-circuit Impedance: Designed with Standard Impedance for consistent reliability
Operational Conditions: Optimally engineered for altitudes not exceeding 1000m, with ambient temperatures not exceeding 40°C
In instances where conditions vary, we will promptly perform necessary parameter adjustments, adhering strictly to standard guidelines to ensure seamless performance.
This fully sealed oil-immersed power transformer, a marvel of innovation from Chaotai Power, is expertly crafted for minimal energy loss, whisper-quiet operation, and exceptional efficiency. A premier energy-saving solution, it dramatically reduces environmental pollution.
Unlike conventional oil-immersed transformers, this fully sealed design ingeniously eliminates the need for an oil conservator. It adeptly manages oil volume variations with the innovative elasticity of the corrugated oil tank sheet, ensuring the transformer remains isolated from air contact. This pivotal 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 an illustrious beacon of advanced technology and innovation within the electrical integration sphere. As a celebrated high-tech enterprise, we distinguish ourselves with our dedicated R&D, production, and service teams, each fortified by a rich legacy exceeding 15 years of invaluable industry experience. Our unwavering dedication to excellence reinforces our leadership in innovation, consistently establishing new benchmarks and setting industry standards.
Our expansive and cutting-edge product portfolio features trailblazing solutions such as high-voltage solid-state soft starters, capacitor cabinets, and both high and low voltage switchgear, alongside sophisticated gas-insulated switchgear and substations. These pivotal products serve an array of critical functions across diverse industries—from energy and chemical sectors to metal smelting, electric power grids, and industrial manufacturing. We extend our transformative influence further, impacting academia, healthcare, municipal commerce, water management, hydropower, and road traffic, meeting the dynamic needs of both commercial and residential applications. We proudly empower the future with our innovative solutions, making a substantial impact across these vital sectors.
Guided by a philosophy of relentless technological advancement and 'smart manufacturing,' we commit to fostering a culture of excellence by integrating elite technical talents and innovative strategies. This strategic commitment amplifies our core competencies, ensuring we deliver unparalleled service value to our clients. Our growth narrative is a testament to our core values: evolving from modest beginnings to industry leadership through steadfast dedication and innovation. Our business strategy consistently emphasizes quality as the foundation of survival, market reputation as the path for development, and management efficiency as the key to profitability. We pledge to leverage 'technology as the guide, standardized management, superior quality, and customer satisfaction' as the cornerstones of our quality and talent management initiatives. Our strategic vision is to elevate our market competitiveness, serving China's electric power and grid transmission and distribution sectors with ambitions that aim higher, reach further, and achieve more. Integrity, unparalleled quality, exceptional service, and customer satisfaction are at the core of our values. Our relentless pursuit of excellence propels us to continually innovate, establishing our brand as synonymous with trust. The recognition of our esteemed customers propels our ambition. We extend our deepest gratitude to our loyal customers, both new and long-standing, 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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