Resin insulated dry type transformers are increasingly becoming the go-to option for various electrical applications due to their safety and efficiency. These transformers utilize a resin-based insulation system that eliminates the need for traditional oil, making them environmentally friendly. They are particularly suitable for installations where space is limited or where fire safety is a concern, such as in commercial buildings and industrial facilities. One of the key advantages of these transformers is their ability to operate in harsh environments without compromising performance. The resin insulation provides excellent protection against moisture, dust, and other contaminants, ensuring reliability and longevity. Additionally, they require minimal maintenance compared to oil-filled transformers, making them a cost-effective solution over time.
Features of Fan-Cooled Resin Insulated Dry Type Transformers
Type
Rated capacity （KVA）
Voltage combination（KV）
No-load losses（W）
Load losses（W）
No-load current （%）
Short-circuit impedance （%）
SC12-30
30
6,6.3,6.6,10,11/0.4
150
710
2.0
4.0
SC12-50
50
6,6.3,6.6,10,11/0.4
215
1000
2.0
4.0
SC12-80
80
6,6.3,6.6,10,11/0.4
295
1380
1.5
4.0
SC12-100
100
6,6.3,6.6,10,11/0.4
320
1570
1.5
4.0
SC12-125
125
6,6.3,6.6,10,11/0.4
375
1850
1.3
4.0
SCB12-160
160
6,6.3,6.6,10,11/0.4
430
2130
1.3
4.0
SCB12-200
200
6,6.3,6.6,10,11/0.4
495
2530
1.1
4.0
SCB12-250
250
6,6.3,6.6,10,11/0.4
575
2760
1.1
4.0
SCB12-315
315
6,6.3,6.6,10,11/0.4
705
3470
1.0
4.0
SCB12-400
400
6,6.3,6.6,10,11/0.4
785
3990
1.0
4.0
SCB12-500
500
6,6.3,6.6,10,11/0.4
930
4880
1.0
4.0
SCB12-630
630
6,6.3,6.6,10,11/0.4
1070
5880
0.85
4.0
SCB12-630
630
6,6.3,6.6,10,11/0.4
1040
5960
0.85
6.0
SCB12-800
800
6,6.3,6.6,10,11/0.4
1210
6960
0.85
6.0
SCB12-1000
1000
6,6.3,6.6,10,11/0.4
1410
8130
0.85
6.0
SCB12-1250
1250
6,6.3,6.6,10,11/0.4
1670
9690
0.85
6.0
SCB12-1600
1600
6,6.3,6.6,10,11/0.4
1960
11700
0.85
6.0
SCB12-2000
2000
6,6.3,6.6,10,11/0.4
2440
14400
0.7
6.0
SCB12-2500
2500
6,6.3,6.6,10,11/0.4
2880
17100
0.7
6.0
The addition of a fan cooling system enhances the operational capabilities of resin insulated dry type transformers. This feature allows for improved heat dissipation, which is crucial in high-load situations where overheating can become a concern. By maintaining optimal operating temperatures, fan-cooled transformers can significantly extend their lifespan and improve overall efficiency. Furthermore, fan-cooled models are designed to operate quietly, making them ideal for urban settings or locations where noise pollution is a consideration. The fans engage only when necessary, contributing to energy savings while ensuring that the transformer remains within safe temperature limits during peak loads.
China Manufacturers Leading the Market
China has emerged as a leading manufacturer of resin insulated dry type transformers, with several companies specializing in the production and innovation of these advanced electrical devices. Chinese manufacturers are investing heavily in research and development, allowing them to produce high-quality transformers that meet international standards.
These manufacturers not only focus on the technical specifications and performance of their products but also prioritize customer service and after-sales support. As a result, they have built a strong reputation in both domestic and international markets, providing reliable and efficient solutions for various electrical applications.
