Exploring the Benefits of Oil-Cooled Transformers: A Comparison of Dyn11, Yyno, and YNd11 from a Chinese Manufacturer
Oil-cooled transformers are a popular choice for many applications due to their high efficiency and reliability. In this article, we will compare three oil-cooled transformers from a Chinese manufacturer: Dyn11, Yyno, and YNd11. We will explore the benefits of each transformer and discuss how they compare to one another.
Type
Rated capacity （KVA）
Voltage combination（KV）
No-load losses（W）
Load losses（W）
No-load current (%)
Short-circuit impedance (%)
S11-630
630
33,35/6.3,6.6,10.5,11
830
7870
1.10
6.5
S11-800
800
33,35/6.3,6.6,10.5,11
980
9410
1.00
6.5
S11-1000
1000
33,35/6.3,6.6,10.5,11
1150
11540
1.00
6.5
S11-1250
1250
33,35/6.3,6.6,10.5,11
1410
13940
0.90
6.5
S11-1600
1600
33,35/6.3,6.6,10.5,11
1700
16670
0.80
6.5
S11-2000
2000
33,35/6.3,6.6,10.5,11
2180
18380
0.70
6.5
S11-2500
2500
33,35/6.3,6.6,10.5,11
2560
19670
0.60
6.5
S11-3150
3150
33,35/6.3,6.6,10.5,11
3040
23090
0.56
7.0
S11-4000
4000
33,35/6.3,6.6,10.5,11
3620
27360
0.56
7.0
S11-5000
5000
33,35/6.3,6.6,10.5,11
4320
31380
0.48
7.0
S11-6300
6300
33,35/6.3,6.6,10.5,11
5250
35060
0.48
7.5
S11-8000
8000
33,35/6.3,6.6,10.5,11
7200
38500
0.42
7.5
S11-10000
10000
33,35/6.3,6.6,10.5,11
8700
45300
0.42
7.5
S11-12500
12500
33,35/6.3,6.6,10.5,11
10080
53900
0.40
8.0
S11-16000
16000
33,35/6.3,6.6,10.5,11
12160
65800
0.40
8.0
S11-20000
20000
33,35/6.3,6.6,10.5,11
14400
79500
0.40
8.0
S11-25000
25000
33,35/6.3,6.6,10.5,11
17020
94100
0.32
8.0
S11-31500
31500
33,35/6.3,6.6,10.5,11
20220
112900
0.32
8.0
The Dyn11 transformer is a three-phase transformer with a power rating of up to 10 MVA. It is designed for use in medium-voltage applications and is capable of withstanding high temperatures. It is also equipped with a built-in oil-cooling system, which helps to reduce the risk of overheating and ensures a longer lifespan.
The Yyno transformer is a three-phase transformer with a power rating of up to 20 MVA. It is designed for use in high-voltage applications and is capable of withstanding extreme temperatures. It is also equipped with a built-in oil-cooling system, which helps to reduce the risk of overheating and ensures a longer lifespan.
The YNd11 transformer is a three-phase transformer with a power rating of up to 30 MVA. It is designed for use in high-voltage applications and is capable of withstanding extreme temperatures. It is also equipped with a built-in oil-cooling system, which helps to reduce the risk of overheating and ensures a longer lifespan.
All three of these transformers offer a number of benefits, including high efficiency, reliability, and long lifespans. The Dyn11 transformer is the most cost-effective option, while the Yyno and YNd11 transformers offer higher power ratings and greater temperature resistance. All three transformers are designed to meet the highest safety standards and are backed by a manufacturer’s warranty.
In conclusion, oil-cooled transformers from a Chinese manufacturer offer a number of benefits, including high efficiency, reliability, and long lifespans. The Dyn11, Yyno, and YNd11 transformers all offer different power ratings and temperature resistance, making them suitable for a variety of applications. All three transformers are designed to meet the highest safety standards and are backed by a manufacturer’s warranty.
All three of these transformers offer a number of benefits, including high efficiency, reliability, and long lifespans. The Dyn11 transformer is the most cost-effective option, while the Yyno and YNd11 transformers offer higher power ratings and greater temperature resistance. All three transformers are designed to meet the highest safety standards and are backed by a manufacturer’s warranty.
