Product Description
Oil Immersed Series Transformer:
Introducing the S11-M series, a marvel in fully sealed oil-immersed power transformers by Zhejiang Chaotai Complete Equipment Co., Ltd. This cutting-edge product is crafted to deliver unparalleled performance with its low loss, remarkably quiet operation, and supreme efficiency. Enjoy significant energy savings and reduced environmental impact. The innovative design eliminates the need for an oil conservator, with the corrugated oil tank's elasticity providing automatic oil volume adjustments. This ensures the transformer remains isolated from the air, significantly curbing oil deterioration and insulation aging. Experience enhanced operational reliability and the convenience of maintenance-free functionality under typical conditions.
1. Power Capacity Range: 25-2500KVA, with voltage options of 24KV, 30KV, 33KV, 35KV, 36KV and tailored specifications to meet your needs. 2. Voltage Level Options: 10KV, 11KV, 13.8KV, 15KV, 17.5KV, 20KV, 22KV 3. Type of Voltage Regulation: Choose between Off-circuit or On-load to suit your requirements.
4. Tapping Range: Options available at ±5%, ±2x2.5%, and ±4x2.5% for precise voltage control.
5. Frequency Compatibility: Operates seamlessly with both 50Hz and 60Hz systems.
6. Phases Available: Select between Three-phase or Single-phase configurations.
7. Connection Symbol: Available in Dyn11, Yyn0, or customized as per request.
8. Short-Circuit Impedance: Set to Standard Impedance for dependable performance.
9. Altitude Consideration: Suitable for installations at altitudes not exceeding 1000m, with ambient temperatures up to 40°C. Custom adjustments available for varying conditions.
Our dedicated team will tweak parameters to uphold standards if your conditions deviate from the norm.
Power Capacity: Spanning a robust 25-2500KVA.
Voltage Options: IOKY, 11KY, 13.8KY, 15KY, 17.5KY, 20KY, 22KY, 30KV, 33KV, 35KV, 36KV.
Voltage Level Options:
Voltage Regulation Type: Available in Off-circuit or On-load configurations.
Tapping Range: Customizable at ±5%, ±2x2.5%, ±4x2.5% for enhanced control.
Frequency Options: Compatible with both 50Hz and 60Hz.
Phase Choices: Provided in Three or Single-phase versions.
Connection Symbol Variations: Options include Dyn11 and Yyn0, or as per request.
Short-Circuit Impedance: Adhering to Standard Impedance for optimal performance.
Consideration for Altitude: Suitable for sites up to 1000m in altitude and temperatures not exceeding 40°C.
For conditions beyond these specifications, we commit to adjusting parameters to meet standard regulations.
The fully sealed oil-immersed power transformer from Chaotai Power is engineered for excellence, boasting low energy loss, quiet operation, and high efficiency. It promises enhanced energy savings and is crucial in minimizing environmental impact.
In contrast to conventional oil-immersed transformers, this advanced fully sealed version negates the need for an oil conservator. It smartly manages oil volume changes through the elasticity of its state-of-the-art corrugated oil tank. This innovation ensures the transformer remains air-isolated, significantly slowing oil degradation and insulation aging, thus elevating operational reliability and fostering a maintenance-free experience in normal conditions.
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 expertise in electrical integration. Proudly classified as a high-tech enterprise, our company houses an elite team of professionals specializing in research, development, production, and customer service, all fortified by over 15 years of profound industry experience.
Our diverse product portfolio boasts high-voltage solid-state soft starters, advanced capacitor cabinets, both high and low voltage switchgear, cutting-edge gas-insulated switchgear, and robust substations. These exceptional products are intricately woven into a multitude of sectors, serving the energy and chemical landscapes, metal smelting, extensive electric power grids, industrial manufacturing hubs, academia and research purists, the medical and pharmaceutical fields, municipal and commercial enterprises, water conservancy and hydropower projects, road traffic systems, and both residential and commercial domains.
Dedicated to pioneering technological advancement, we champion the 'smart manufacturing' ethos. By actively recruiting top-tier technical talent, we fortify our core competitive edge, offering unparalleled services to our esteemed clientele while aspiring to forge the pinnacle brand within our industry. From our humble beginnings, we have transformed and excelled, reinforced by a steadfast commitment to innovation. Our modern business ethos is founded on thriving through excellence, nurturing our market presence, building our reputation, and optimizing management for efficiency. We staunchly adhere to principles of technology leadership, stringent standardization, superior quality, and unwavering customer satisfaction, enhancing our market stance. We ambitiously serve China's electric power and grid sectors, aiming for swift, robust, and elevated achievements. With integrity as our foundation, quality as our hallmark, and service as our devotion, customer satisfaction remains our eternal mission. Striving for excellence and relentless innovation, we are determined to establish a brand synonymous with trust. The recognition and support from our loyal customers fuel our journey, and Zhejiang ChaoTai Complete Equipment Co., Ltd. eagerly anticipates partnering with you for a future replete with shared success and prosperity.
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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