Product Description:
Introducing the S11-M-30~2500kVA/20-10 fully sealed oil-immersed transformer, a pinnacle of advanced power distribution technology. This transformer is perfectly tailored for AC 50Hz environments, with rated working voltages of 10kV and 20kV, making it ideal for power systems in sectors such as petroleum, metallurgy, chemical, textile, and light industry, as well as in large, dust-laden environments. Its exceptional design and construction ensure reliable operation in a variety of challenging conditions.
Product Parameters:
 |
Iron core
The core is cold rolled silicon steel sheet with high permeability magnetic grain orientation. The iron core is a core type iron core, the full oblique joint stacking type iron core, the iron core column is a multi-step circular cross-section, the iron bar and the iron core are equal cross-section.
winding
The winding adopts corrugated oil channel, no paint dipping process, and tight tape binding; The windings are concentric coils: the high voltage winding has a tap required for the tap voltage, which is led to the tap switch, the switch is installed on the box cover, and the voltage transfer of 10kV and 20KV can be achieved after the power is cut off, and the tap voltage is changed.
Safety protection device
30~2000kVA transformer equipped with pressure relief valve:
Gas relays with alarm and tripping terminals can be installed according to user requirements; |
Discover the pinnacle of energy efficiency with our latest innovation, the oil-immersed transformer. Developed by Jiangsu Xinhong Electrical Equipment Co., Ltd., this fully sealed powerhouse employs state-of-the-art technology to offer unparalleled performance and a host of benefits designed to meet the needs of discerning customers.
Our oil-immersed transformers are engineered for excellence, providing low loss and high efficiency. Through meticulous design, we have slashed energy waste, leading to substantial savings. Ideal for businesses aiming to reduce their carbon footprint, our transformers promise prolonged cost benefits. Choose our green power solutions for a sustainable and economically favorable future.
Beyond energy savings, our oil-immersed transformers boast an impressive suite of features to enhance their performance. They operate with minimal noise thanks to advanced insulation materials and superior construction technology, creating a tranquil and conducive working environment.
Our cutting-edge, fully sealed transformer design prevents moisture and fire hazards. By removing the need for oil storage tanks, we ensure greater safety and reliability. The innovative use of corrugated plates allows for oil volume adjustments without air contact, minimizing the risks of oil degradation and insulation aging. This forward-thinking design extends the transformer's lifespan, reduces maintenance needs, and boosts operational efficiency.
Invest in our oil-immersed transformers and gain the assurance of high-quality products that adhere to the strictest industry standards. Fabricated with premium materials and subjected to rigorous testing, our transformers guarantee optimal performance and durability. We are committed to surpassing customer expectations with exceptional products.
In summary, our oil-immersed transformer series signifies a leap forward in energy-efficient power transformation. Featuring low loss, high efficiency, and robust resistance to moisture and fire, our transformers offer significant advantages across diverse industries. Embrace our transformers for outstanding energy savings, reduced pollution, and enhanced reliability. Elevate your operations with our energy-efficient transformers-a choice of steadfast dependability.
Technical Parameters:
Rated capacity (kVA) |
High voltage(KV) |
Voltage Combination |
Connective group label |
No-load loss(KW) |
Load loss
(KW) |
No-load current(%) |
Short circuit impedance (%) |
Weight (KG) |
High pressure tap range |
Low voltage(KV) |
Weight of oil |
Total weight |
30 |
20/10 |
±5*2.5%
±2*2.5% |
0.4 |
Dyn11 |
0.09 |
0.66 |
2.1 |
5.5 |
180 |
420 |
50 |
0.13 |
0.96 |
2.0 |
150 |
495 |
63 |
0.15 |
1.145 |
1.9 |
170 |
560 |
80 |
0.18 |
1.37 |
1.8 |
190 |
635 |
100 |
0.2 |
1.65 |
1.6 |
215 |
710 |
125 |
0.24 |
1.98 |
1.5 |
250 |
840 |
160 |
0.29 |
2.42 |
1.4 |
285 |
945 |
200 |
0.33 |
2.86 |
1.3 |
340 |
1125 |
250 |
0.4 |
3.35 |
1.2 |
390 |
1295 |
315 |
0.48 |
4.01 |
1.1 |
445 |
1475 |
400 |
0.57 |
4.73 |
1.0 |
515 |
1712 |
500 |
0.68 |
5.66 |
1.0 |
6.0 |
460 |
1995 |
630 |
0.81 |
6.82 |
0.9 |
565 |
2450 |
800 |
0.98 |
8.25 |
0.9 |
635 |
2765 |
1000 |
1.15 |
11.33 |
0.7 |
840 |
3650 |
1250 |
1.35 |
13.2 |
0.7 |
970 |
4220 |
1600 |
1.63 |
15.95 |
0.6 |
1105 |
4800 |
2000 |
1.95 |
19.14 |
0.6 |
1205 |
5240 |
2500 |
2.34 |
22.22 |
0.5 |
1300 |
5650 |
Factory Scene:
Certificates:

FAQ:
1. Are you a trading company or manufacturer?
We are a renowned professional factory with over ten years of expertise, specializing in high and low voltage switchgears, substations, transformers, and diverse electrical equipment like vacuum circuit breakers and load break switches.
Our factory is the leading supplier to the prestigious State Grid Corporation of China, ensuring unmatched quality and reliability.
2. Do you accept customized services?
We excel in delivering outstanding OEM/ODM services, allowing you to brand products with your logo. Our specialized technical and quotation teams are devoted to crafting solutions precisely tailored to your specifications, ensuring full satisfaction.
3. What is your MOQ?
Our minimum order quantity (MOQ) is conveniently set at just 1 piece, catering to all your needs.
4. How long is your delivery lead time?
Delivery timelines are customized based on your specific demands and order volume. Generally, anticipate a prompt turnaround of 5 to 10 working days.
5. How do you solve quality problems?
For quality issues, kindly provide detailed photographs. Our dedicated technical and quality assurance teams will conduct a comprehensive analysis and provide a satisfactory resolution within 2 days.
6. What are your payment terms?
Our payment terms are designed to meet your convenience while ensuring security and efficiency in transactions. We require a 30% T/T deposit in advance to commence production, with the remaining 70% to be paid before shipment to ensure a smooth and timely delivery. Additionally, we provide flexible payment options by accepting payments through West Union and Letters of Credit (L/C), allowing you to choose the method that best suits your financial processes.