Product Description:
The S11-M-30~2500kVA/20-10 fully sealed oil-immersed transformer is an exemplary solution for AC 50Hz systems with a rated working voltage up to 10kV or 20kV. It is specifically engineered for diverse sectors such as petroleum, metallurgy, chemical, textile, and light industry, as well as for large dust-prone environments that require efficient distribution transformers.
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; |
Introducing our state-of-the-art energy-efficient power transformer-the oil-immersed transformer. Crafted and manufactured by Jiangsu Xinhong Electrical Equipment Co., Ltd., this fully sealed transformer utilizes cutting-edge technology to deliver outstanding performance and a multitude of benefits to our esteemed customers.
Our oil-immersed transformers boast a remarkable advantage of low loss and high efficiency. Through meticulous engineering and innovative design, we've drastically minimized energy waste during the transformation process. This innovation results in substantial power consumption savings, making our transformers the perfect choice for energy-conscious users. Opting for our energy-efficient transformers allows businesses to significantly reduce their carbon footprint and realize long-term cost savings.
Beyond energy conservation, our oil-immersed transformers are packed with features that enhance their exceptional performance. Firstly, they are engineered to produce minimal noise output, achieved through advanced insulation materials and expert construction techniques. This ensures a tranquil and comfortable working environment.
Moreover, our fully sealed transformers are expertly designed to resist moisture and fire hazards. By eliminating the necessity for oil storage tanks, we enhance the safety and reliability of our transformers. The elasticity of the corrugated plates in the tank adeptly compensates for oil volume fluctuations and prevents air ingress, thereby reducing the risk of oil degradation and insulation aging. This innovative approach not only extends the transformer's service life but also significantly cuts down on maintenance needs, thereby optimizing cost-efficiency and operational productivity.
Choosing our oil-immersed transformers means investing in top-tier products that adhere strictly to industry standards. Manufactured using premium materials and subjected to rigorous testing, our transformers guarantee optimal performance and longevity. We are dedicated to delivering outstanding products that surpass our customers' expectations.
In summary, our oil-immersed transformer series signifies a revolutionary advancement in energy-efficient power transformation technology. With features like low loss, high efficiency, and resistance to moisture and fire, our transformers offer a myriad of advantages to enterprises across various sectors. By selecting our transformers, customers can achieve remarkable energy savings, minimize environmental impact, and relish heightened reliability and operational efficiency. Elevate your operations with our suite of energy-efficient oil-immersed transformers-a trustworthy choice for your business.
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 distinguished and professional factory, with a decade of expertise in high and low voltage switchgears, substations, transformers, and a wide range of electrical equipment including vacuum circuit breakers and load break switches.
Our factory holds the esteemed position of being the premier supplier for the prestigious State Grid Corporation of China, consistently delivering unparalleled quality and reliability.
2. Do you accept customized services?
We offer exceptional OEM/ODM services with the flexibility to tailor your products under your unique branding. Our expert technical and quotation teams are committed to developing a bespoke solution that aligns perfectly with your specifications and parameters, ensuring utmost satisfaction.
3. What is your MOQ?
Our minimum order quantity (MOQ) is a single piece, providing accessibility for all your diverse needs.
4. How long is your delivery lead time?
Delivery timelines are adaptable to your specific requirements and order volume. Typically, you can anticipate a swift turnaround of 5 to 10 working days.
5. How do you solve quality problems?
In the event of quality concerns, we kindly request detailed photographs to facilitate our analysis. Our dedicated technical and quality assurance teams will perform a comprehensive evaluation and deliver a prompt and satisfactory resolution within just 2 days.
6. What are your payment terms?
Our payment terms are designed to offer flexibility and security. To commence your order, we require a 30% T/T deposit upfront. The remaining 70% is due before the shipment of your products, ensuring a seamless transaction. For your convenience, we also accept payments through Western Union and Letters of Credit (L/C), providing you with multiple options to suit your preferences.