Table of Contents
Overview of AN/AF Dry Type Transformers
AN/AF dry type transformers are essential components in electrical distribution systems, particularly in urban environments where safety and efficiency are paramount. These transformers operate without the use of liquid insulation, making them an environmentally friendly choice. Their design allows for superior heat dissipation, reducing the risk of overheating and enhancing reliability.
Manufactured primarily for medium and low voltage applications, AN/AF transformers come with a variety of ratings and configurations. They are widely used in commercial buildings, industrial plants, and renewable energy installations due to their versatility and durability. The absence of oil not only minimizes fire hazards but also makes maintenance easier.
Spot Goods Availability from Chinese Manufacturers
China has become a global hub for the production of AN/AF dry type transformers, offering a wide range of spot goods. This availability allows businesses to procure transformers quickly without the long lead times often associated with custom manufacturing. Many manufacturers maintain substantial stock levels to meet immediate demands, ensuring that customers can find the right transformer when they need it.
The competitive pricing of these spot goods is another significant advantage. Chinese manufacturers leverage advanced production techniques and economies of scale, which often results in lower costs compared to other regions. This price competitiveness, combined with high-quality standards, makes Chinese AN/AF transformers an attractive option for international buyers.
Quality Assurance and Standards
Quality assurance is a critical factor when selecting AN/AF dry type transformers from Chinese manufacturers. Many reputable companies adhere to international standards such as IEC and ANSI, ensuring that their products meet the required safety and performance specifications. This commitment to quality is reflected in rigorous testing procedures throughout the manufacturing process.
| Type | Rated capacity (KVA) | Voltage combination(KV) | No-load losses(W) | Load losses(W) | No-load current (%) | Short-circuit impedance (%) |
| SC13-30 | 30 | 6,6.3,6.6,10,11/0.4 | 150 | 710 | 2.3 | 4.0 |
| SC13-50 | 50 | 6,6.3,6.6,10,11/0.4 | 215 | 1000 | 2.2 | 4.0 |
| SC13-80 | 80 | 6,6.3,6.6,10,11/0.4 | 295 | 1380 | 1.7 | 4.0 |
| SC13-100 | 100 | 6,6.3,6.6,10,11/0.4 | 320 | 1570 | 1.7 | 4.0 |
| SC13-125 | 125 | 6,6.3,6.6,10,11/0.4 | 375 | 1850 | 1.5 | 4.0 |
| SCB13-160 | 160 | 6,6.3,6.6,10,11/0.4 | 430 | 2130 | 1.5 | 4.0 |
| SCB13-200 | 200 | 6,6.3,6.6,10,11/0.4 | 495 | 2530 | 1.3 | 4.0 |
| SCB13-250 | 250 | 6,6.3,6.6,10,11/0.4 | 575 | 2760 | 1.3 | 4.0 |
| SCB13-315 | 315 | 6,6.3,6.6,10,11/0.4 | 705 | 3470 | 1.1 | 4.0 |
| SCB13-400 | 400 | 6,6.3,6.6,10,11/0.4 | 785 | 3990 | 1.1 | 4.0 |
| SCB13-500 | 500 | 6,6.3,6.6,10,11/0.4 | 930 | 4880 | 1.1 | 4.0 |
| SCB13-630 | 630 | 6,6.3,6.6,10,11/0.4 | 1070 | 5880 | 0.9 | 4.0 |
| SCB13-630 | 630 | 6,6.3,6.6,10,11/0.4 | 1040 | 5960 | 0.9 | 6.0 |
| SCB13-800 | 800 | 6,6.3,6.6,10,11/0.4 | 1210 | 6960 | 0.9 | 6.0 |
| SCB13-1000 | 1000 | 6,6.3,6.6,10,11/0.4 | 1410 | 8130 | 0.9 | 6.0 |
| SCB13-1250 | 1250 | 6,6.3,6.6,10,11/0.4 | 1670 | 9690 | 0.9 | 6.0 |
| SCB13-1600 | 1600 | 6,6.3,6.6,10,11/0.4 | 1960 | 11700 | 0.9 | 6.0 |
| SCB13-2000 | 2000 | 6,6.3,6.6,10,11/0.4 | 2440 | 14400 | 0.7 | 6.0 |
| SCB13-2500 | 2500 | 6,6.3,6.6,10,11/0.4 | 2880 | 17100 | 0.7 | 6.0 |
Additionally, certifications from recognized bodies provide further assurance to customers regarding the reliability and safety of the transformers. Buyers should look for manufacturers that provide detailed documentation on their production practices, testing methods, and compliance with industry standards, as this transparency can help in making informed purchasing decisions.
