Product Description
Oil Immersed Series Transformer:
Introducing the S11-M series fully sealed oil-immersed power transformer from Chaotai Power, a marvel of engineering designed for superior performance. This transformer series stands out with its low loss, reduced noise, and exceptional efficiency, paving the way for substantial energy savings and minimized environmental impact. Departing from traditional designs, this transformer eliminates the need for an oil conservator. Its innovative structure allows automatic adjustment of oil volume via the flexible corrugated sheet within the oil tank. This design ensures the transformer remains sealed from air exposure, significantly slowing oil deterioration and insulation aging, thus boosting reliability and eliminating the need for regular maintenance.
1. Power Capacity: Ranging from 25KVA to 2500KVA, with voltage options including 24KV, 30KV, 33KV, 35KV, 36KV and customizable configurations to meet specific customer requirements. 2. Voltage Level: Options available at diverse levels including 10KV, 11KV, 13.8KV, 15KV, 17.5KV, 20KV, 22KV. 3. Type of Voltage Regulation: Available in Off-circuit or On-load configurations, offering flexibility to suit various operational needs.
4. Tapping Range: Offering ±5%, 2x2.5%, and ±4x2.5% options for diverse operational requirements.
5. Frequency: Available in both 50Hz or 60Hz, catering to different regional electrical standards.
6. Phases: Configurable in either three-phase or single-phase systems to align with specific power distribution needs.
7. Connection Symbol: Options include Dyn11, Yyn0, or customized as requested for optimal integration.
8. Short-circuit Impedance: Adheres to standard impedance parameters ensuring safe and consistent performance.
9. Altitude: Designed for altitudes up to 1000m with ambient temperatures not exceeding 40°C. Should environmental conditions exceed these parameters, we offer parameter adjustments in
accordance with standard guidelines to maintain optimal performance.
Power Capacity: Engineered to support a range of 25-2500KVA, providing versatile solutions to meet various application needs.
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Voltage Level: Precisely engineered for a variety of applications with levels including
Type of Voltage Regulation: Choose between Off-circuit or On-load configurations to ensure optimal voltage management for your setup.
Tapping Range: Comprehensive tapping options of ±5%, ±2x2.5%, ±4x2.5% enhance adaptability and precision in voltage regulation.
Frequency: Compatible with 50Hz or 60Hz, our transformers are designed to seamlessly integrate into diverse electrical systems.
Phases: Our transformers accommodate both three-phase and single-phase systems, offering flexibility for different power distribution schemes.
Connection Symbol: Available connection symbols include Dyn11, Yyn0, or can be tailored to specific requests, ensuring compatibility and efficiency.
Short-circuit Impedance: Built with standard impedance to ensure safety and reliability across various operational conditions.
Altitude: Capable of operating at altitudes up to 1000m, withstanding ambient temperatures not exceeding 40°C, adaptable for diverse geographic conditions.
If environmental conditions exceed these specifications, we offer parameter adjustments in accordance with standard guidelines to ensure optimal transformer performance.
The fully sealed oil-immersed power transformer by Chaotai Power excels with its low loss, minimal noise, and high efficiency, offering remarkable energy savings and reduced environmental impact.
This advanced transformer cancels the need for an oil conservator, with oil volume adjustments seamlessly handled by the elasticity of the corrugated oil tank sheet. Isolated from air, it prevents oil deterioration and insulation aging, enhancing operational reliability and eliminating the need for regular 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 pioneering high-tech company expertly navigating the realm of electrical integration. Backed by a seasoned team dedicated to research, development, production, and service, we boast a remarkable legacy of over 15 years in the industry.
Our sophisticated product lineup features advanced high-voltage solid-state soft starters, efficient capacitor cabinets, versatile high and low voltage switchgear, state-of-the-art gas-insulated switchgear, and robust substations. These cutting-edge solutions serve a diverse array of sectors including energy, chemical, metal smelting, electric power grids, industrial manufacturing, academia, medical and pharmaceutical fields, municipal commerce, water conservancy and hydropower, road traffic, and both commercial and residential areas.
Embracing the forefront of technological innovation, we champion the philosophy of 'smart manufacturing.' By integrating top-tier technical talent, we significantly amplify our core competitiveness, ensuring we deliver unparalleled value to our clientele while striving to establish an industry-leading brand. Since inception, our journey has been one of relentless progress—from mere beginnings to achieving excellence. Our steadfast commitment to innovation is complemented by a contemporary business ethos focusing on quality-driven survival, market responsiveness, reputation-based growth, and management-led efficiency. Our guiding principles—'technology as the compass, standardized management, exemplary quality, and utmost customer satisfaction'—are the pillars that bolster our market presence, enabling us to ambitiously serve China's power transmission and distribution sectors with heightened speed, strength, and ambition. Integrity is our bedrock, quality our hallmark, service our beacon, and customer satisfaction our enduring mantra. As we pursue relentless excellence, continuous innovation, and the construction of a trusted brand, we recognize that your support fuels our momentum. We extend our heartfelt gratitude to all our new and established patrons, and, together with Senhang Technology, we eagerly anticipate the shared creation of a brighter 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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