Oil immersed transformers are a popular choice for many electrical applications due to their high efficiency and reliability. In this article, we will explore the benefits of Oil immersed transformers by comparing three of the most common types: Dyn11, Yyno, and YNd11.
Type
Rated capacity （KVA）
No-load losses（W）
Voltage combination （KV）
Load losses（W）
No-load current （%）
Short-circuit impedance （%）
S11-M-30
30
100
6,6.3,10,10.5,11/0.4
600
2.3
4.0
S11-M-50
50
130
6,6.3,10,10.5,11/0.4
870
2.0
4.0
S11-M-63
63
150
6,6.3,10,10.5,11/0.4
1040
1.9
4.0
S11-M-80
80
180
6,6.3,10,10.5,11/0.4
1250
1.9
4.0
S11-M-100
100
200
6,6.3,10,10.5,11/0.4
1500
1.8
4.0
S11-M-125
125
240
6,6.3,10,10.5,11/0.4
1800
1.7
4.0
S11-M-160
160
280
6,6.3,10,10.5,11/0.4
2200
1.6
4.0
S11-M-200
200
340
6,6.3,10,10.5,11/0.4
2600
1.5
4.0
S11-M-250
250
400
6,6.3,10,10.5,11/0.4
3050
1.4
4.0
S11-M-315
315
480
6,6.3,10,10.5,11/0.4
3650
1.4
4.0
S11-M-400
400
570
6,6.3,10,10.5,11/0.4
4300
1.3
4.0
S11-M-500
500
680
6,6.3,10,10.5,11/0.4
5100
1.2
4.0
S11-M-630
630
810
6,6.3,10,10.5,11/0.4
6200
1.1
4.5
S11-M-800
800
980
6,6.3,10,10.5,11/0.4
7500
1.0
4.5
S11-M-1000
1000
1150
6,6.3,10,10.5,11/0.4
10300
1.0
4.5
S11-M-1250
1250
1360
6,6.3,10,10.5,11/0.4
12800
0.9
4.5
S11-M-1600
1600
1640
6,6.3,10,10.5,11/0.4
14500
0.8
4.5
S11-M-2000
2000
2280
6,6.3,10,10.5,11/0.4
17820
0.6
5.0
S11-M-2500
2500
2700
6,6.3,10,10.5,11/0.4
20700
0.6
5.0
S11-M-30-
30
90
20,22/0.4
660
2.1
5.5
S11-M-50-
50
130
20,22/0.4
960
2
5.5
S11-M-63-
63
150
20,22/0.4
1145
1.9
5.5
S11-M-80-
80
180
20,22/0.4
1370
1.8
5.5
S11-M-100-
100
200
20,22/0.4
1650
1.6
5.5
S11-M-125-
125
240
20,22/0.4
1980
1.5
5.5
S11-M-160-
160
290
20,22/0.4
2420
1.4
5.5
S11-M-200-
200
330
20,22/0.4
2860
1.3
5.5
S11-M-250-
250
400
20,22/0.4
3350
1.2
5.5
S11-M-315-
315
480
20,22/0.4
4010
1.1
5.5
S11-M-400-
400
570
20,22/0.4
4730
1
5.5
S11-M-500
500
680
20,22/0.4
5660
1
5.5
S11-M-630
630
810
20,22/0.4
6820
0.9
6
S11-M-800
800
980
20,22/0.4
8250
1.8
6
S11-M-1000
1000
1150
20,22/0.4
11330
0.7
6
S11-M-1250
1250
1350
20,22/0.4
13200
0.7
6
S11-M-1600
1600
1630
20,22/0.4
15950
0.6
6
The Dyn11 transformer is a popular choice for many applications due to its high efficiency and low noise levels. It is also known for its excellent overload protection and low maintenance requirements. This type of transformer is ideal for applications that require a high degree of accuracy and reliability.
The Yyno transformer is another popular choice for many applications. It is known for its high efficiency and low noise levels, as well as its excellent overload protection. This type of transformer is also known for its low maintenance requirements and its ability to handle high voltage loads.
Finally, the YNd11 transformer is a great choice for applications that require a high degree of accuracy and reliability. This type of transformer is known for its excellent overload protection and low maintenance requirements. It is also known for its high efficiency and low noise levels.
Overall, all three types of Oil immersed transformers offer excellent performance and reliability. Each type has its own unique advantages and disadvantages, so it is important to consider the specific needs of your application before making a decision. With careful consideration, you can find the right transformer for your needs.
Understanding the Quality of Oil immersed transformers from Chinese Manufacturers: A Comprehensive Guide
When it comes to purchasing Oil immersed transformers from Chinese manufacturers, it is important to understand the quality of the product you are buying. This comprehensive guide will provide you with an overview of the factors to consider when assessing the quality of Oil immersed transformers from Chinese manufacturers.
First and foremost, it is important to understand the reputation of the manufacturer. Chinese manufacturers have a wide range of reputations, ranging from excellent to poor. It is important to research the manufacturer and read reviews from previous customers to get an idea of the quality of their products.
Second, it is important to consider the materials used in the construction of the transformer. Chinese manufacturers often use lower quality materials than those used in transformers from other countries. It is important to ask the manufacturer about the materials used in the construction of the transformer and to ensure that they are of a high quality.
Third, it is important to consider the testing and certification of the transformer. Chinese manufacturers often do not have the same level of testing and certification as those from other countries. It is important to ask the manufacturer about the testing and certification of the transformer and to ensure that it meets the necessary standards.
Finally, it is important to consider the warranty offered by the manufacturer. Chinese manufacturers often offer limited warranties on their products. It is important to ask the manufacturer about the warranty and to ensure that it is sufficient for your needs.
By understanding the quality of Oil immersed transformers from Chinese manufacturers, you can make an informed decision when purchasing a transformer. This comprehensive guide has provided you with an overview of the factors to consider when assessing the quality of Oil immersed transformers from Chinese manufacturers.
Exploring the Benefits of Oil-Cooled Transformers: A Look at the Most Popular Models from China Manufacturers Oil-cooled transformers are becoming increasingly…
Second, it is important to consider the materials used in the construction of the transformer. Chinese manufacturers often use lower quality materials than those used in transformers from other countries. It is important to ask the manufacturer about the materials used in the construction of the transformer and to ensure that they are of a high quality.
Third, it is important to consider the testing and certification of the transformer. Chinese manufacturers often do not have the same level of testing and certification as those from other countries. It is important to ask the manufacturer about the testing and certification of the transformer and to ensure that it meets the necessary standards.
Finally, it is important to consider the warranty offered by the manufacturer. Chinese manufacturers often offer limited warranties on their products. It is important to ask the manufacturer about the warranty and to ensure that it is sufficient for your needs.
By understanding the quality of Oil immersed transformers from Chinese manufacturers, you can make an informed decision when purchasing a transformer. This comprehensive guide has provided you with an overview of the factors to consider when assessing the quality of Oil immersed transformers from Chinese manufacturers.
