Exploring the Benefits of Oil Type Transformers from Chinese Manufacturers: A Comparison of 15KV, 20KV, and 22KV Models

Oil type transformers are a popular choice for many businesses and organizations due to their reliability and cost-effectiveness. Chinese manufacturers offer a wide range of oil type transformers in various voltage ratings, including 15KV, 20KV, and 22KV models. In this blog post, we’ll explore the benefits of these transformers and compare the features of each voltage rating. Oil type transformers are known for their durability and long-term reliability. The oil-filled design helps to protect the transformer’s internal components from the elements, making them ideal for outdoor applications. Additionally, the oil helps to dissipate heat, allowing the transformer to operate at higher temperatures than other types of transformers.

Type	Rated capacity （KVA）	Voltage combination（KV）	No-load losses（W）	Load losses（W）	No-load current （%）	Short-circuit impedance （%）
SZ11-2000	2000	33,35/6.3,6.6,10.5,11	2300	19240	0.80	6.5
SZ11-2500	2500	33,35/6.3,6.6,10.5,11	2720	20640	0.80	6.5
SZ11-3150	3150	33,35/6.3,6.6,10.5,11	3230	24710	0.72	7.0
SZ11-4000	4000	33,35/6.3,6.6,10.5,11	3870	29160	0.72	7.0
SZ11-5000	5000	33,35/6.3,6.6,10.5,11	4640	34200	0.68	7.0
SZ11-6300	6300	33,35/6.3,6.6,10.5,11	5630	36800	0.68	7.5
SZ11-8000	8000	33,35/6.3,6.6,10.5,11	7870	40600	0.60	7.5
SZ11-10000	10000	33,35/6.3,6.6,10.5,11	9280	48100	0.60	7.5
SZ11-12500	12500	33,35/6.3,6.6,10.5,11	10940	56900	0.56	8.0
SZ11-16000	16000	33,35/6.3,6.6,10.5,11	13170	70300	0.54	8.0
SZ11-20000	20000	33,35/6.3,6.6,10.5,11	15570	82800	0.54	8.0

The 15KV, 20KV, and 22KV models offer different levels of power output. The 15KV model is suitable for applications that require a lower power output, such as residential or small commercial buildings. The 20KV model is ideal for medium-sized businesses and organizations, while the 22KV model is suitable for larger applications, such as industrial facilities.

Each of these models also offers different levels of efficiency. The 15KV model is the most efficient, with a power factor of 0.95. The 20KV model has a power factor of 0.93, while the 22KV model has a power factor of 0.91. This means that the 15KV model is the most efficient option, while the 22KV model is the least efficient. Finally, the cost of these transformers varies depending on the voltage rating. The 15KV model is the most affordable, while the 22KV model is the most expensive. However, the cost difference between the 15KV and 22KV models is relatively small, making them both cost-effective options. In conclusion, oil type transformers from Chinese manufacturers offer a variety of benefits, including durability, reliability, and efficiency. The 15KV, 20KV, and 22KV models offer different levels of power output and efficiency, while the cost difference between the models is relatively small. For businesses and organizations looking for a reliable and cost-effective transformer, oil type transformers from Chinese manufacturers are an excellent choice.