Jiangsu Yawei Transformer Co.,Ltd. is one of the leading manufacturers and suppliers of rectifier transformer in China. Please feel free to buy high quality rectifier transformer from our factory. Customized orders are welcome.
A rectifier transformer is a specialized type of transformer used primarily in industrial settings to convert alternating current (AC) to direct current (DC). These transformers are integral to applications that require a significant amount of DC power, such as electrolysis, large variable speed drive trains, or in the operation of DC electric motors.
Functionality: Rectifier transformers are designed to feed a rectifier, a device that converts AC to DC. The transformer steps down the voltage to the required level and then feeds the rectifier, which outputs DC.
Types of Rectifiers: The transformer can be connected to different types of rectifiers, such as diode rectifiers, thyristor (SCR) rectifiers, or a combination of these. The choice of rectifier influences the transformer’s design, especially in terms of voltage and current ratings.
Phase-Shifting: For high-power applications, rectifier transformers often incorporate phase-shifting to minimize harmonics (unwanted electrical frequencies) produced during the rectification process. Phase-shifting helps in reducing the total harmonic distortion in the power system.
Cooling Systems: Given that rectifier transformers can handle large power loads, they are often equipped with robust cooling systems. These can include oil or air cooling, sometimes supplemented with fans or pumps to enhance heat dissipation.
Voltage Regulation: They are designed to maintain a steady output voltage despite variations in load or input voltage. This is particularly important in applications where a stable DC supply is crucial.
Electrical Isolation and Safety: Besides voltage transformation, these transformers provide electrical isolation between the AC supply and the DC output, which is vital for safety and to protect against electrical faults.
Efficiency: Like other transformers, rectifier transformers are designed for high efficiency, but the overall efficiency also depends on the type and efficiency of the rectifier connected to it.
Customization: Often, rectifier transformers are custom-designed for specific industrial applications. Factors like the voltage level, power rating, rectification method, and cooling requirements are tailored to the needs of the application.
Harmonic Management: Managing and reducing harmonics is a significant aspect of their design. Excessive harmonics can lead to inefficiencies and potential damage to other electrical equipment.
Durability and Maintenance: These transformers are built to withstand harsh industrial environments and continuous operation. Regular maintenance, including inspections and testing, is essential to ensure reliability and longevity.
Rectifier transformers are essential in industries where a stable and efficient DC power supply is necessary. Their design and operation are more complex than standard transformers due to the additional requirement of interfacing with rectification equipment and managing harmonics.
Quality Standards Of Product
1.Quality management system GB/T 19001-2016 ISO 9001: 2015
The operation of the whole YAWEI system is strictly controlled and managed. This ensures the quality of products and material in all stages, from receiving customer requests to design, materials, production, installation, testing, packaging, delivery, after-sales, all of which operate under strict and logically linked processes.
2.CERTIFICATEOFCOMPLIANCE of UL and CUL
YaWei pad mounted transformer have been evaluated by UL in accordance with the U.S and Canada Standard(s). Our transformer certified by UL based on Canadian standards (CSA standards) .
3.Accreditation certificate CE
Standard: EN 60076-1:2011.EN 60076-2:2011EN 60076-14:2013 confirms that YAWEI technical quality meets the requirements of all specific international standards for testing and calibration laboratories. All YAWEI products are fully tested in a qualified testing room before leaving the factory, ensuring stable quality and providing absolute peace of mind for customers.
Characteristics Of Yawei Power Transformer
Cover complete production line of transformer from winding wire, silicon sheet slitting and rolling, transformer oil tank producing and power transformer R&D,testing, installation and production.
Yawei automatic insulation wire wrapping line.Yawei has automatic, horizontal, vertical and manual winding lines comes up to different capacity request.
Winding on the primary and secondary windings has an excellent design structure to help the machine operate effectively.
Insulation wire wrapping line
Yawei transformer oil tank casting workshop. Professional work and team for different mold requirements.
Yawei configuration fin/ radiator producing workshop.
Yawei three phase pad-mounted transformer front cabinet workshop
Transformer Name | Furnace transformer |
High Voltage | 35kv-66kv |
Rated Capacity | 6MVA to 200MVA |
Standard | IEC(60076), IEEE(C57) |
Secondary voltage | 239-1400v,customized |
On-Load Tap Changer | Germany MR or Huaming China or Changzheng China or ABB |
Tap rang | 9-21 tap steps at the primary side, customized |
Warranty | Provide 24 months guarantee period normally. |
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