Product Description:
Introducing the S11-M-30~2500kVA/20-10 Fully Sealed Oil-Immersed Transformer, expertly crafted for AC 50Hz systems with rated voltages of 10kV, 20kV, and below. Ideal for diverse applications in petroleum, metallurgy, chemical, textile, and light industries, this transformer excels in large, dust-prone environments, offering a robust and reliable power distribution solution.
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 unparalleled energy efficiency with our revolutionary oil immersed transformer. Proudly developed by Jiangsu Xinhong Electrical Equipment Co., Ltd., this state-of-the-art transformer is engineered with cutting-edge technology, ensuring unmatched performance and delivering a multitude of advantages to our esteemed clients.
Our oil-immersed transformers stand out for their exceptional low loss and high efficiency. Through meticulous engineering and design, we've minimized energy wastage, translating to substantial power savings. For energy-conscious customers, this means a reduced carbon footprint and significant cost reductions over time, positioning our transformers as the ultimate choice for sustainable power solutions.
Beyond energy savings, our oil-immersed transformers boast an impressive suite of features that elevate performance. Foremost among these is their minimal noise output, achieved through advanced insulation and precision construction, creating a serene workplace environment that enhances comfort and productivity.
Our innovative fully sealed transformers are crafted to eliminate moisture and fire risks. By removing the necessity for oil storage tanks, we enhance safety and reliability. The tank's corrugated plates adjust to oil volume changes, preventing air exposure, reducing oil deterioration, and delaying insulation aging. This pioneering design extends transformer lifespan, slashes maintenance needs, and boosts operational efficiency.
By opting for our oil-immersed transformers, customers secure high-quality products that adhere to the most rigorous industry standards. Constructed from premium materials and subjected to exhaustive testing, our transformers assure optimal performance and longevity. Our unwavering dedication to excellence ensures products that not only meet but exceed customer expectations.
In conclusion, our oil-immersed transformer series heralds a new era in energy-efficient power transformation technology. With attributes like low loss, high efficiency, and resistance to moisture and fire, our transformers deliver extensive benefits across various industries. Selecting our transformers means achieving notable energy savings, pollution reduction, and enhanced reliability and efficiency. Embrace the future of power transformation with our dependable, energy-efficient oil-immersed transformers-a choice that stands the test of time.
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 |
Shipping:

Factory Scene:

Certificates:

FAQ:
1. Are you a trading company or manufacturer?
We are a prestigious professional factory with a decade-long legacy, excelling in the production of high and low voltage switchgears, substations, transformers, and an array of electrical equipment like vacuum circuit breakers and load break switches.
Our factory is the proud leading supplier to the revered State Grid Corporation of China, consistently delivering unmatched quality and reliability in every product.
2. Do you accept customized services?
Our OEM/ODM services are second to none, offering the distinct advantage of customizing your products with your brand logo. Our adept technical and quotation teams are committed to devising a solution tailored to your specific requirements and parameters, guaranteeing complete satisfaction.
3. What is your MOQ?
Our minimum order quantity (MOQ) is remarkably just 1 piece, ensuring accessibility for all your procurement needs.
4. How long is your delivery lead time?
Delivery timelines are tailored to your unique requirements and order volume, with a standard expectation of 5 to 10 working days.
5. How do you solve quality problems?
Should you encounter any quality concerns, we kindly request you to furnish us with detailed photographs. Our devoted technical experts and quality assurance specialists are poised to conduct an exhaustive analysis and will provide you with a gratifying resolution within a swift timeframe of just 2 days.
6. What are your payment terms?
We require a 30% T/T deposit in advance with the remaining 70% due prior to shipment. Additionally, we accept payments via West Union and Letters of Credit (L/C), offering you versatile and convenient payment options tailored to your needs.