Product Description
Oil Immersed Series Transformer:
Introducing the S11-M series fully sealed oil-immersed power transformer, a masterpiece of engineering and innovation from Zhejiang Chaotai Complete Equipment Co., Ltd. This extraordinary transformer is characterized by its outstanding attributes of reduced energy loss, quiet operation, and exceptional efficiency. It stands as a beacon of energy conservation, markedly diminishing pollution and environmental impact. Ingeniously designed, this model foregoes the need for an oil conservator, thanks to its smart design that autonomously regulates oil volume changes using the elasticity of the corrugated oil tank. This ensures a perfect seal from air exposure, preventing oil degradation, delaying insulation aging, and significantly enhancing operational reliability. Maintenance-free under normal conditions, this transformer is a paragon of practical and sustainable design.
1. Power Capacity: Ranging from 25KVA to 2500KVA, with voltage options of 24KV, 30KV, 33KV, 35KV, 36KV, and customization available to meet specific customer needs. 2. Voltage Level: Spanning 10KV, 11KV, 13.8KV, 15KV, 17.5KV, 20KV, 22KV, offering flexibility for various applications. 3. Type of Voltage Regulation: Choose between Off-circuit or On-load regulation, tailored to your operational requirements.
4. Tapping Range: Versatile options of ±5%, 2x2.5%, and ±4x2.5% to cater to diverse electrical demands.
5. Frequency: Available in 50Hz or 60Hz to suit different regional standards.
6. Phases: Offered in either three-phase or single-phase configurations, accommodating different power systems.
7. Connection Symbol: Dyn11, Yyn0, with customization possible to match specific connection needs.
8. Short-circuit Impedance: Engineered with standard impedance for optimal performance.
9. Operational Conditions: Designed to function effectively at altitudes not exceeding 1000m and ambient temperatures below 40°C. Should these conditions vary, parameters will be adjusted in line with standard protocols to ensure consistent performance.
All parameter adjustments will conform strictly to industry standards, guaranteeing operational integrity.
Power Capacity: From 25KVA to 2500KVA, providing scalable solutions for various power needs.
Voltage Levels: Comprehensive range including 10KV, 11KV, 13.8KV, 20KV, 22KV, 30KV, 33KV, 35KV, 36KV, offering extensive compatibility.
Voltage Level Overview:
Type of Voltage Regulation: Flexibility with options for either Off-circuit or On-load regulation, ensuring adaptability.
Tapping Range: Customizable to ±5%, ±2x2.5%, ±4x2.5%, meeting diverse operational needs.
Frequency Options: Available in standard frequency options of 50Hz or 60Hz, adaptable to regional requirements.
Phases: Configurable as three-phase or single-phase, suitable for a variety of power distribution systems.
Connection Symbol: Available in Dyn11, Yyn0 configurations, with customization upon request to fit specific system designs.
Short-circuit Impedance: Built with standard impedance for reliable and efficient operation.
Operational Conditions: Designed for optimal performance at altitudes up to 1000m and temperatures not exceeding 40°C.
Should operational conditions deviate, necessary adjustments will be made following standard guidelines to maintain performance quality.
The fully sealed oil-immersed power transformer, an innovative triumph by Chaotai Power, offers minimal energy loss, quiet functionality, and unparalleled efficiency. It is the epitome of energy-saving solutions, dramatically reducing environmental pollution.
Setting a new standard in transformer design, this fully sealed model from Chaotai Power eliminates the need for an oil conservator. It smartly adapts to oil volume changes through the corrugated oil tank's elasticity, ensuring the transformer remains sealed from air exposure. This critical feature not only prevents oil degradation and extends insulation life but also enhances reliability and negates the necessity 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. represents a pinnacle of technological excellence in the field of electrical integration. As a prominent high-tech enterprise, we are equipped with a highly skilled R&D, production, and service team, enriched by more than 15 years of invaluable industry experience. Our unwavering commitment to excellence has firmly established us as pioneers of innovation.
Our extensive product portfolio showcases state-of-the-art solutions, including high-voltage solid-state soft starters, innovative capacitor cabinets, advanced high and low voltage switchgear, pioneering gas-insulated switchgear, and cutting-edge substations. These indispensable products serve a vast array of sectors, such as energy, chemical industries, metal smelting, electric power grids, industrial manufacturing, academia, healthcare, municipal commerce, water management, hydropower, and road traffic, extending their transformative impact to both commercial and residential applications. We take immense pride in driving the future with our groundbreaking solutions.
Rooted in a philosophy of continuous technological advancement and 'smart manufacturing,' we are dedicated to cultivating a culture of excellence by integrating top-tier technical talents. This strategic focus enhances our core competencies, ensuring the delivery of exceptional service value to our clients. Our growth journey is a testament to our ethos: evolving from inception to industry leadership through unwavering dedication. Our business strategy is firmly anchored in innovation, with a steadfast commitment to quality as the cornerstone of our survival, market reputation as the path to development, and management efficiency as the key to profitability. We pledge to harness 'technology as the guide, standardized management, superior quality, and customer satisfaction' as the foundations of our quality and talent management initiatives. Our strategic vision is to amplify our market competitiveness, serving China's electric power and grid transmission and distribution sectors with aspirations that reach faster, stronger, and higher. Integrity, unrivaled quality, exceptional service, and customer satisfaction form our core values. We are relentless in our pursuit of excellence, perpetually innovating to establish a brand that embodies trust. The acknowledgment of our customers fuels our ambition. We extend our deepest gratitude to our loyal customers, both new and longstanding, and warmly invite you to join Senhang Technology 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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