Product Description
Oil Immersed Series Transformer:
Introducing the groundbreaking S11-M series fully sealed oil-immersed power transformer, masterfully crafted by Zhejiang Chaotai Complete Equipment Co., Ltd. This remarkable transformer is celebrated for its exceptionally low energy loss, whisper-quiet operation, and unparalleled efficiency. As a beacon of energy preservation, it significantly minimizes pollution and environmental footprint. Unlike traditional oil-immersed transformers, this state-of-the-art model eliminates the necessity for an oil conservator. The cleverly designed corrugated oil tank skillfully self-regulates to accommodate oil volume changes, ensuring a perfectly sealed environment that protects the transformer from air exposure. This pioneering feature effectively prevents oil degradation, greatly extends insulation material life, and notably boosts operational reliability—all while requiring no routine maintenance under standard conditions.
1. Power Capacity: Offering a spectrum from 25-2500KVA, with diverse options such as 24KV, 30KV, 33KV, 35KV, 36KV, along with customizable configurations crafted to meet specific customer needs. 2. Voltage Level: Available in 10KV, 11KV, 13.8KV, 15KV, 17.5KV, 20KV, and 22KV. 3. Type of Voltage Regulation: Provides both Off-circuit and On-load options for versatile functionality.
4. Tapping Range: Offers a variety of selections like ±5%, 2x2.5%, or ±4x2.5% to accommodate diverse power needs.
5. Frequency: Available in both 50Hz and 60Hz, ensuring compatibility with regional standards.
6. Phases: Offered in both Three-phase and single-phase configurations to suit a range of applications.
7. Connection Symbol: Choose from standard configurations like Dyn11, Yyn0, or customize to your specific requirements with ease.
8. Short-circuit Impedance: Equipped with Standard Impedance, ensuring dependable performance.
9. Operational Conditions: Expertly designed for altitudes up to 1000m and ambient temperatures below 40°C. If these conditions vary, parameters will be adjusted as per standard protocols.
All modifications strictly adhere to industry standards, ensuring optimal performance and reliability.
Power Capacity: Offers a range from 25-2500KVA to fulfill diverse energy requirements.
Voltage Levels: Ranging across 10KV, 11KV, 13.8KV, 20KV, 22KV, 30KV, 33KV, 35KV, 36KV, providing extensive adaptability.
Voltage Level Overview:
Type of Voltage Regulation: Available in both Off-circuit and On-load variants for flexible control options.
Tapping Range: Features configurations such as ±5%, ±2x2.5%, ±4x2.5% to meet specific demands.
Frequency Options: Choose either 50Hz or 60Hz to comply with local standards.
Phases: Available in both Three-phase and single-phase to accommodate a variety of applications.
Connection Symbol: Standard selections include Dyn11, Yyn0, with fully customizable configurations readily available.
Short-circuit Impedance: Furnished with Standard Impedance for reliable and consistent operation.
Operational Conditions: Optimized for peak performance at altitudes up to 1000m and temperatures below 40°C.
Should operational conditions deviate, appropriate adjustments will be performed in accordance with standard guidelines.
The fully sealed oil-immersed power transformer is a testament to Chaotai Power's revolutionary innovation, distinguished by extraordinarily low energy loss, silent operation, and superior efficiency. It serves as an outstanding energy-saving solution that significantly 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. stands as a beacon of innovation and technological brilliance in the dynamic realm of electrical integration. As a recognized high-tech enterprise, our stellar team, with over 15 years of unmatched industry prowess, positions us as trailblazers in research, development, production, and service. Our steadfast dedication to groundbreaking innovation distinguishes us as leaders, consistently advancing the frontiers of excellence.
Our diverse product lineup exemplifies our commitment to cutting-edge innovation. We specialize in high-voltage solid-state soft starters, capacitor cabinets, an array of high and low voltage switchgear, gas-insulated switchgear of the highest caliber, and sophisticated substations. These outstanding products are indispensable across a wide spectrum of sectors, such as energy, chemical industries, metal smelting, electric grids, industrial production, academia, healthcare, municipal commerce, water management, hydropower, and road traffic. Supporting both commercial ventures and residential needs, we are forging the future with our pioneering solutions.
Driven by a philosophy of 'smart manufacturing' and relentless technological progress, we foster a culture of excellence. By integrating elite technical talent, we bolster our core capabilities, persistently delivering exceptional value to our clientele. Our extraordinary growth trajectory mirrors our ethos of transforming nascent ideas into industry supremacy through relentless dedication. Innovation is the keystone of our strategy, quality is the foundation of our endurance, market reputation charts our growth path, and management efficiency propels our profitability. Our unwavering commitment to 'technology as the guide, standardized management, superior quality, and customer satisfaction' epitomizes the pillars of our quality and talent management. We aim to enhance market competitiveness, serving China's electric power and grid sectors with visionary zeal. Integrity, unparalleled quality, exceptional service, and customer satisfaction constitute the essence of our values. We strive for perfection, incessantly innovating to forge a brand synonymous with trust. Our customers' appreciation fuels our drive, and we extend heartfelt gratitude to our loyal supporters, both new and seasoned. Join us with Senhang Technology on a collaborative journey towards a more 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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