Product Description:
Introducing the S11-M-30~2500kVA/20-10 fully sealed, oil-immersed transformer, expertly crafted for AC 50Hz power systems with rated working voltages of 10kV, 20kV, and below. This powerhouse of a transformer is the ideal solution for a variety of industries, including petroleum, metallurgy, chemical, textile, and light industry, as well as environments with large dust concentrations, ensuring robust and reliable current distribution.
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; |
We take immense pride in presenting our innovative energy-efficient power transformer, the oil-immersed transformer. Brought to life through the state-of-the-art technology of Jiangsu Xinhong Electrical Equipment Co., Ltd., this transformer stands as a testament to superior engineering and unmatched performance, delivering unrivaled advantages for our valued customers.
Our oil-immersed transformers are synonymous with high efficiency and minimal energy loss. Through meticulous engineering and design refinement, we've drastically reduced energy wastage, making our transformers the top choice for energy-conscious clients. By selecting our transformers, businesses not only lessen their environmental impact but also enjoy long-term financial savings.
Beyond energy efficiency, our oil-immersed transformers boast a suite of features that enhance their functionality. They operate with exceptionally low noise, thanks to advanced insulation materials and skilled craftsmanship, ensuring a serene and productive environment.
Our fully sealed transformers are engineered to be moisture and fire-resistant. By removing the need for oil storage tanks, we've heightened safety and reliability. The innovative corrugated plate design absorbs oil volume fluctuations, averting air exposure, minimizing oil degradation, and insulating aging. This pioneering design enhances the transformer's lifespan, decreases maintenance needs, and boosts operational efficiency.
By choosing our oil-immersed transformers, customers are guaranteed high-quality products that meet the industry's highest standards. Meticulously crafted from premium materials, each transformer undergoes stringent testing to ensure superior performance and durability. Our unwavering commitment to excellence ensures that we exceed client expectations every time.
In conclusion, our oil-immersed transformers signify a remarkable advancement in energy-efficient power transformation technology. With unparalleled features such as low energy loss, superb efficiency, and resistance to moisture and fire, these transformers offer substantial benefits across multiple industries. Opting for our products means enjoying substantial energy savings, reducing environmental impact, and achieving superior reliability and efficiency. Discover the excellence of our energy-efficient oil-immersed transformers-your dependable solution.
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 prestigious professional manufacturing powerhouse with a decade of experience, specializing in high and low voltage switchgears, substations, transformers, and an extensive range of electrical equipment including vacuum circuit breakers and load break switches.
Our factory stands at the forefront as the leading supplier for the renowned State Grid Corporation of China, consistently delivering unmatched quality and dependability.
2. Do you accept customized services?
We offer superior OEM/ODM services, allowing you to personalize products with your branding. With an adept technical team and responsive quotation department, we tailor solutions to meet your specific requirements, ensuring complete satisfaction.
3. What is your MOQ?
Our minimum order quantity (MOQ) is a mere 1 piece, providing accessibility for all levels of procurement.
4. How long is your delivery lead time?
Delivery schedules are tailored to your individual needs and order quantity. Generally, expect a swift turnaround time of 5 to 10 working days.
5. How do you solve quality problems?
For quality-related concerns, please submit detailed images. Our diligent technical and quality assurance teams will conduct a comprehensive evaluation and offer a satisfactory resolution within a prompt 2-day timeframe.
6. What are your payment terms?
To facilitate a seamless and secure transaction, we require a 30% T/T deposit to be paid in advance. The remaining 70% is to be settled prior to the shipment of goods. For your convenience, we are pleased to accept payments using West Union as well as Letters of Credit (L/C), providing you with multiple options to suit your needs.