Thyristor Stacks

Our thyristor stacks are engineered to handle varying voltage and current requirements with precision. The B6U 2Q configuration is optimized for applications requiring high reliability and efficiency in power control.

Thyristor Stacks (B6U) offer versatility and efficiency in power control. Various models are available to cater to different voltage and current requirements. For example, the 600 PE 16 model supports a 450 V input, delivering a continuous current of 800A and accommodating overloads of 560A for 1 minute and 440A for 2 hours. Advanced models like the 3500 PQ 22 can handle inputs up to 700 V and deliver continuous currents of 3550A, with short-term overload capacities reaching 2375A for 1 minute and 2225A for 2 hours, all within a compact stack size of 750×500×750 mm. These Thyristor Stacks are designed with multiple cooling fans and suitable enclosures to maintain performance and longevity under varying operational conditions.

Our thyristor stacks are designed to provide maximum efficiency, with each class tailored to specific application requirements, ensuring optimal performance across a wide range of industrial uses.

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Device Type	Input Voltage Cont	Class-1	Class-2	Class-4	Class-5	Class-6	Stack Size in mm
		100% Cont.	150% for 1 Min	125% for 2 Hrs	150% for 2 Hrs	150% for 2 Hrs	( W x D x H )
			1 Minute	200% for 10sec	200% for 1 Min	300% for 1 min
600 PE 16	450 V	800A	560A	440A	410 A	280 A	650 x 450 x 650
700 PE 18	450 V	860 A	600A	475A	450A	340A	650 x 450 x 650
700 PE 18	500 V	1010 A	710A	575A	525A	360A	650 x 450 x 650
1000 PB 16	450 V	1375 A	975A	800A	725A	500A	650 x 450 x 650
1200 PK 18	500 V	1675 A	1225A	1025A	900A	640A	650 x 450 x 750
1200 PK 18	500 V	2090 A	1540A	1325A	1125A	800A	550 x 400 x 650
1700 PK 18	500 V	2350 A	1740A	1360A	1275A	910A	550 x 400 x 650
2500 PM 18	500 V	2990 A	2225A	1770A	1625A	1175A	750 x 500 x 750
3500 PQ 18	550 V	3675 A	2850A	2325A	2050A	1525A	750 x 500 x 750
3500 PQ 22	700 V	3550 A	2375A	2225A	1975A	1475A	750 x 500 x 750
2400 PR 22	750 V	1740 A	1275A	1100A	925A	670A	850 x 500 x 750
2800 PR 22	750 V	2475 A	1850A	1470A	1350A	975A	850 x 500 x 750
2800 PR 32	1000 V	2350 A	1450A	1400A	1275A	925A	850 x 500 x 750

Our thyristor stacks are designed to provide maximum efficiency, with each class tailored to specific application requirements, ensuring optimal performance across a wide range of industrial uses.

Pre-Qualified Power Assemblies: Each diode and thyristor stack undergoes rigorous qualification tests to ensure compliance with stringent environmental and performance standards. This guarantees reliability and longevity, even in the most demanding operational environments.

Optimized Design for Cost and Performance: The platform design is optimized to strike the perfect balance between cost and performance, making it a cost-effective solution without compromising on power and efficiency.

High Power Capacity: Capable of supporting rectifiers and AC controllers up to the megawatt range, these stacks are suitable for high-capacity industrial applications, ensuring robust performance and reliability.

Seamless Integration: Our stacks are designed for rapid integration, reducing installation time and costs. They are pre-configured and ready to be incorporated into your existing systems, ensuring minimal downtime and maximum efficiency.

Customizability: While we offer a range of off-the-shelf products, our stacks can also be customized to meet specific application requirements, providing tailored solutions that align perfectly with your operational needs.

Diverse Topologies: Available in multiple topologies, including B6U, B6C, and W3C, our stacks cater to diverse application needs and system configurations, providing flexibility and adaptability.

High Voltage and Current Handling: With the ability to handle continuous DC currents ranging from 140A to 1200A and rectifier AC voltages up to 500VAC, our stacks are built to manage significant power loads efficiently.

Optional Fuses: For enhanced protection and reliability, optional fuses are available, safeguarding the system against potential faults and overloads, ensuring uninterrupted operation.

Advanced Cooling Mechanisms: Featuring air-cooled power assemblies, our stacks are equipped with advanced cooling devices to manage thermal loads effectively, ensuring optimal performance and longevity.

Our diode and thyristor stacks are designed for quick integration into industrial rectifiers and AC controllers. Each power stack is precisely sized to embed semiconductors with suitable RC commutation topology, proper AC fuses, and efficient cooling devices. This makes them ideal for a variety of applications, including:

Industrial Rectifiers: Essential for converting AC to DC power, our stacks are indispensable in processes such as electroplating, welding, and DC motor drives, providing reliable and efficient power conversion.

AC Controllers: Supporting advanced AC control applications, such as variable speed drives, our stacks optimize motor performance and energy efficiency, crucial for industrial automation.

Power Supply Systems: Robust design and high power handling capabilities make our stacks ideal for uninterruptible power supplies (UPS) and other critical power systems, ensuring reliability and stability.

Renewable Energy Systems: Integral to renewable energy applications, such as wind and solar power conversion, our stacks ensure efficient and reliable power management, supporting sustainable energy solutions.

Transportation: Used in traction systems for electric trains and trams, our stacks provide necessary power conversion and control, enhancing the efficiency and reliability of transportation systems.

Diode and thyristor stacks are fundamental to modern power electronics, driving efficiency and reliability across a myriad of industrial applications. Our meticulously engineered stacks and assemblies offer a blend of high performance, robustness, and adaptability, making them an ideal solution for your power needs. With rigorous testing, optimized design, and versatile applications, our stacks are a testament to engineering excellence. As the industry evolves, our diode and thyristor stacks will continue to play a pivotal role in powering the future, meeting the ever-changing demands of technology and industry.

For more information and to place an enquiry, contact us today and discover how our diode and thyristor stacks can elevate your operational efficiency and reliability.

In industrial applications, the need for specific electrical data, efficiency, safety standards, and mechanical dimensions often makes standard transformers unsuitable. This diverse reality drives the continuous development and optimization of switching transformers to meet customer specifications while leveraging advanced technology.

The production of high-frequency components demands stable construction and uniform quality across all batches. Achieving this consistency requires a high level of automation throughout the manufacturing process, from winding and assembly to vacuum casting and final inspection.

Vacuum Casting Process: Developed meticulously over the years, this process ensures very high working voltage levels with minimal distances between windings.

Automation and Inspection: High levels of automation ensure consistent quality, while 100% final inspection phases and in-process checks guarantee product reliability.

Skilled Technical Staff: The expertise and professional know-how of technical staff and workers continuously enhance the technological capabilities of the company.

High-frequency transformers are fundamental to the efficient operation of modern power conversion systems. By transforming voltage and current levels while maintaining galvanic isolation, these transformers ensure safety, efficiency, and performance. Through dedicated customization, advanced production techniques, and stringent quality assurance, we deliver high-quality, reliable transformers tailored to meet the diverse needs of various applications.

Whether you need a standard transformer or a custom solution, we are here to provide the best possible products to enhance your systems. Contact us today to place an enquiry and discover how our high-frequency transformers can meet your specific requirements