Table of Contents
Overview of Electrical Transformers
Electrical transformers are essential devices used to transfer electrical energy between two or more circuits through electromagnetic induction. They play a crucial role in power distribution systems by stepping up or stepping down voltage levels, ensuring that electricity can be efficiently transmitted over long distances. The design and quality of these transformers significantly impact the reliability and efficiency of electrical systems.
One common type is the 630 kVA transformer, which is capable of handling a substantial amount of power. This capacity makes it suitable for various industrial and commercial applications, including manufacturing plants, large buildings, and substations. These transformers are known for their durability and efficiency, making them a preferred choice among engineers and project managers.
China Manufacturing Companies
China has become a global leader in the manufacturing of electrical transformers, including the 630 kVA model. Numerous companies in the region specialize in producing high-quality transformers that meet international standards. These manufacturers leverage advanced technology and skilled labor, enabling them to produce transformers that are both cost-effective and reliable.
Many Chinese transformer manufacturers have invested in state-of-the-art facilities and adhere to strict quality control measures. By obtaining certifications such as ISO 9001, these companies demonstrate their commitment to maintaining high-quality production standards. This not only ensures the reliability of their products but also enhances their reputation in the global market.
Importance of ISO 9001 Certification
| model | Rating capacity （KVA） | Voltage combination（KV） | No-load losses（W） | Load losses（W） | No-load current （%） | Short-circuit impedance （%） |
| SC10-800 | 800 | 33,35,38/6,6.3,6.6,10,11 | 2200 | 9400 | 1.1 | 6.0 |
| SC10-1000 | 1000 | Voltage combination（KV） | 2610 | 10800 | 1.1 | 6.0 |
| SC10-1250 | 1250 | 6,6.3,6.6,10,11/0.4 | 3060 | 11900 | 1.0 | 6.0 |
| SC10-1500 | 1500 | Voltage combination（KV） | 3600 | 15400 | 1.0 | 6.0 |
| SC10-2000 | 2000 | 6,6.3,6.6,10,11/0.4 | 4130 | 18200 | 0.9 | 7.0 |
| SC10-2500 | 2500 | Voltage combination（KV） | 4750 | 21800 | 0.9 | 7.0 |
| SC10-3150 | 3150 | 6,6.3,6.6,10,11/0.4 | 5880 | 24500 | 0.8 | 8.0 |
| SC10-4000 | 4000 | Voltage combination（KV） | 6860 | 29400 | 0.8 | 8.0 |
| SC10-5000 | 5000 | 6,6.3,6.6,10,11/0.4 | 8180 | 34960 | 0.7 | 8.0 |
| SC10-6300 | 6300 | Voltage combination（KV） | 9680 | 40800 | 0.7 | 8.0 |
| SC10-8000 | 8000 | 6,6.3,6.6,10,11/0.4 | 11000 | 46060 | 0.6 | 9.0 |
| SC10-10000 | 10000 | Voltage combination（KV） | 12660 | 56500 | 0.6 | 9.0 |
| SC10-12500 | 12500 | 6,6.3,6.6,10,11/0.4 | 15400 | 64600 | 0.5 | 9.0 |
| SC10-16000 | 16000 | Voltage combination（KV） | 18900 | 76000 | 0.5 | 9.0 |
| SC10-20000 | 20000 | 6,6.3,6.6,10,11/0.4 | 22400 | 85500 | 0.4 | 10.0 |
ISO 9001 is an internationally recognized standard for quality management systems (QMS). For transformer manufacturers, achieving this certification indicates that they have established processes to consistently provide products that meet customer and regulatory requirements. It acts as a framework for continuous improvement, which is vital in the competitive manufacturing industry.
The presence of ISO 9001 certification in a manufacturing company can significantly influence purchasing decisions. Clients often prefer to work with certified companies because it assures them of the quality and reliability of the products. In the context of electrical transformers, this certification can mean the difference between a transformer that functions optimally and one that may lead to costly downtimes or safety issues due to subpar construction.