Product Description
Oil Immersed Series Transformer:
Unveiling the cutting-edge S11-M series fully sealed oil-immersed power transformer. A marvel of engineering by Zhejiang Chaotai Complete Equipment Co., Ltd., this exceptional transformer is distinguished by its unparalleled attributes: low energy loss, whisper-quiet operation, and unmatched efficiency. It embodies an ideal energy-saving paradigm, dramatically mitigating pollution and fostering environmental sustainability. Breaking away from the norms of conventional oil-immersed transformers, this advanced model is innovatively designed to forego the oil conservator. Utilizing the corrugated oil tank's elasticity, it intelligently adjusts and balances oil volume shifts, ensuring a hermetic seal against air. This groundbreaking feature safeguards the oil's integrity, retards insulation degradation, and significantly boosts operational reliability, obviating maintenance needs during standard use.
1. Power Capacity: A versatile range from 25 to 2500KVA, with voltage options of 24KV, 30KV, 33KV, 35KV, 36KV, and fully customizable to client specifications. 2. Voltage Level: Offers varied options including 10KV, 11KV, 13.8KV, 15KV, 17.5KV, 20KV, 22KV. 3. Type of Voltage Regulation: Choose between Off-circuit or On-load regulation to suit your operational needs.
4. Tapping Range: Options include ±5%, 2x2.5%, ±4x2.5% to cater to diverse requirements.
5. Frequency: Available in standard options of 50Hz or 60Hz to align with global standards.
6. Phases: Flexible configurations of either three-phase or single-phase are available.
7. Connection Symbol: Choose between standardized Dyn11 or Yyn0, or customize to your specific needs.
8. Short-circuit Impedance: Standard Impedance offered to ensure reliability and performance.
9. Operational Conditions: Suitable for altitudes up to 1000m and temperatures below 40°C. If these conditions vary, adjustments will be made following standard protocols to maintain optimal performance.
All necessary adjustments will strictly comply with established industry standards to ensure quality and reliability.
Power Capacity: Ranges from 25KVA to a robust 2500KVA to accommodate varying energy demands.
Voltage Levels: A comprehensive selection including 10KV, 11KV, 13.8KV, 20KV, 22KV, 30KV, 33KV, 35KV, 36KV tailored for diverse applications.
Voltage Level Overview:
Type of Voltage Regulation: Opt for Off-circuit or On-load regulation, depending on your operational preferences.
Tapping Range: Flexibility in options includes ±5%, ±2x2.5%, ±4x2.5% to perfectly match your requirements.
Frequency Options: Standard industry frequencies of 50Hz or 60Hz are available to fit any locale.
Phases: Availability in either three-phase or single-phase to suit diverse power needs.
Connection Symbol: Offered in Dyn11 or Yyn0, with customization options for specific project needs.
Short-circuit Impedance: Standard Impedance ensures steadfast performance and safety.
Operational Conditions: Designed for altitudes up to 1000m and temperatures not exceeding 40°C. Should conditions deviate, adjustments will be made to ensure continued optimal operation.
If operational conditions differ from the standard, we will implement necessary adjustments in accordance with industry guidelines to ensure consistent performance and reliability.
The fully sealed oil-immersed power transformer by Chaotai Power epitomizes innovation, delivering outstanding energy efficiency, quiet operation, and minimal energy loss. An excellent energy-saving solution that plays a crucial role in reducing environmental pollution.
This advanced fully sealed design surpasses conventional oil-immersed transformers by eliminating the need for an oil conservator. It skillfully manages oil volume variations through the elasticity of the corrugated oil tank sheet, maintaining an air-tight environment. This critical feature not only averts oil degradation and insulation aging but also enhances reliability and removes 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. is a shining beacon of technological prowess within the innovative sphere of electrical integration. As an esteemed high-tech enterprise, we proudly feature a dynamic R&D, production, and service team, fortified by an impressive legacy of over 15 years of invaluable industry expertise. Our unwavering commitment to excellence elevates us to the forefront of innovation.
Our illustrious product portfolio exemplifies cutting-edge innovation, showcasing exceptional offerings such as high-voltage solid-state soft starters, capacitor cabinets, high and low voltage switchgear, gas-insulated switchgear, and substations. These transformative products are indispensable across a vast array of sectors, including energy, chemical industries, metal smelting, electric power grids, industrial manufacturing, academia, healthcare, municipal commerce, water management, hydropower, and road traffic, seamlessly extending their benefits to both commercial and residential applications. With pride and precision, we power the future through our revolutionary solutions.
Embracing a philosophy of relentless technological innovation and 'smart manufacturing,' our commitment to fostering a culture of excellence is unwavering. By integrating high-caliber technical talents, we strategically enhance our core competencies, ensuring unparalleled service value for our clients. Our remarkable growth journey epitomizes our ethos: evolving from inception to industry leadership through unyielding dedication. Anchored in innovation, our business strategy prioritizes quality as the cornerstone of our survival, market reputation as our developmental pathway, and management efficiency as the key to profitability. Our pledge is to harness 'technology as the guide, standardized management, superior quality, and customer satisfaction' as the foundational pillars of our quality and talent management initiatives. Our strategic vision aims to amplify our market competitiveness, serving China's electric power and grid transmission and distribution sectors with aspirations that strive for speed, strength, and elevated goals. Integrity, unparalleled quality, exceptional service, and customer satisfaction form our core values. We are relentless in our pursuit of excellence, perpetually innovating to establish a brand synonymous with trust. The acknowledgment and trust of our customers fuel our ambition. With heartfelt gratitude, we extend our deepest thanks to our loyal customers, both new and longstanding, and warmly invite you to join Senhang Technology on our 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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