Product Description
Oil Immersed Series Transformer:
Introducing the state-of-the-art S11-M series fully sealed oil-immersed power transformer, a marvel of engineering crafted by Zhejiang Chaotai Complete Equipment Co., Ltd. Recognized for its groundbreaking low energy loss, serenely quiet operation, and unrivaled efficiency, this transformer sets a new benchmark in energy conservation. It not only significantly diminishes pollution but also lessens environmental impact. Ingeniously removing the need for a traditional oil conservator, this avant-garde design features a corrugated oil tank that smartly self-adjusts to oil volume changes, creating a perfectly sealed environment that protects the transformer from air exposure. This innovative approach prevents oil degradation, drastically extends the insulating material lifespan, and greatly boosts operational reliability, all while eliminating the need for routine maintenance under standard conditions.
1. Power Capacity: Offering a broad range from 25-2500KVA, with customizable configurations and multiple options including 24KV, 30KV, 33KV, 35KV, 36KV, designed to meet diverse customer needs. 2. Voltage Level: Available in a wide array of options such as 10KV, 11KV, 13.8KV, 15KV, 17.5KV, 20KV, and 22KV. 3. Type of Voltage Regulation: Featuring both Off-circuit and On-load options for enhanced adaptability.
4. Tapping Range: Offers an array of options including ±5%, 2x2.5%, or ±4x2.5%, designed to meet a range of power requirements.
5. Frequency: Available in versatile options of both 50Hz and 60Hz, ensuring it meets regional specifications with ease.
6. Phases: Available in both Three-phase and single-phase configurations, catering to a variety of application needs.
7. Connection Symbol: Standard configurations include Dyn11, Yyn0, with options for full customization to meet precise specifications effortlessly.
8. Short-circuit Impedance: Assured reliable performance with Standard Impedance engineering.
9. Operational Conditions: Engineered for optimal performance at altitudes up to 1000m and ambient temperatures below 40°C. Should conditions change, parameters are adjusted in accordance with standard protocols.
Every modification strictly complies with industry standards, ensuring peak performance and unparalleled dependability.
Power Capacity: Offers a versatile range from 25-2500KVA, catering to a wide spectrum of energy demands.
Voltage Levels: Spanning from 10KV to 36KV, including 11KV, 13.8KV, 20KV, 22KV, 30KV, 33KV, and 35KV, offers extensive adaptability to varying requirements.
Voltage Level Overview:
Type of Voltage Regulation: Available in both Off-circuit and On-load versions for flexible and precise control options.
Tapping Range: Provides options such as ±5%, ±2x2.5%, and ±4x2.5% to perfectly align with specific needs.
Frequency Options: Offers a choice between 50Hz and 60Hz to seamlessly align with local standards and requirements.
Phases: Available in both Three-phase and single-phase configurations to suit diverse applications seamlessly.
Connection Symbol: Standard configurations include Dyn11, Yyn0, and options for full customization are readily available to fit your precise needs.
Short-circuit Impedance: Engineered with Standard Impedance to ensure reliable and consistent operation.
Operational Conditions: Designed for superior performance at altitudes not exceeding 1000m and temperatures below 40°C.
If operational conditions shift, necessary parameter adjustments will be made in full compliance with established standard guidelines.
The fully sealed oil-immersed power transformer, a shining testament to Chaotai Power's pioneering innovation, excels with spectacularly low energy loss, whisper-quiet operation, and top-tier efficiency. It serves as a significant energy-saving solution that markedly reduces pollution.
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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. is a beacon of innovation and technological brilliance in the ever-evolving realm of electrical integration. As a recognized high-tech enterprise, our team is celebrated for over 15 years of unmatched industry expertise, positioning us as frontrunners in research, development, production, and service excellence. Our steadfast dedication to groundbreaking innovation sets us as trailblazers, perpetually advancing the frontiers of excellence.
Our diverse and expansive product portfolio stands as a testament to our pioneering innovations. We provide top-tier high-voltage solid-state soft starters, cutting-edge capacitor cabinets, a comprehensive array of high and low voltage switchgear, state-of-the-art gas-insulated switchgear, and innovative substations. These exceptional offerings are crucial across a vast array of sectors such as energy, chemical industries, metal smelting, electric grids, industrial production, academia, healthcare, municipal commerce, water management, hydropower, and road traffic. Catering to both commercial enterprises and residential needs, we are at the forefront of empowering the future with our groundbreaking solutions.
Our philosophy of 'smart manufacturing' and relentless pursuit of technological progress propels us to foster a culture of excellence. By integrating premier technical expertise, we amplify our core strengths, consistently delivering exceptional value to our clients. Our remarkable journey of growth mirrors our ethos of evolving from inception to industry leadership through unwavering dedication. Innovation lies at the heart of our strategic approach, with quality as the foundation of our enduring success, market reputation as our path to growth, and management efficiency as the engine of profitability. Our steadfast commitment to 'technology as the guide, standardized management, superior quality, and client satisfaction' stands as the pillars of our quality and talent management philosophy. We endeavor to enhance market competitiveness, serving China's electric power and grid sectors with visionary ambition. Integrity, unparalleled quality, exceptional service, and client satisfaction form the essence of our core values. We relentlessly pursue excellence, continually innovating to establish a brand synonymous with trustworthiness. The appreciation of our clients inspires our aspirations, and we extend sincere gratitude to our loyal patrons, both new and enduring. Join us alongside Senhang Technology on a shared journey toward a luminous 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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