Top-Rated Shrink Wrap: A Comprehensive Guide to Heat Shrink Technology

High Quality Thermal Fuses for Sale - Choose from High Voltage, Thermal Cutoff, Porcelain and More

, Thermal Cutoff Fuse, Porcelain Thermal Fuse, and Thermal Fuse Suppliers.As the world becomes more technology-driven, the need for safe and reliable electrical devices is more important than ever. This is where thermal fuses come into play. These safety devices are designed to protect electronic appliances and devices from overheating, which can lead to damage or even fire hazards. As a leading thermal fuse supplier, we offer a wide range of products including high voltage thermal fuses, thermal cutoff fuses, and porcelain thermal fuses.When it comes to high voltage applications, safety is of utmost importance. Our high voltage thermal fuses are designed to handle the increased voltage and provide reliable protection against overheating. These fuses are available in various voltage ratings to suit different applications and are designed to interrupt the circuit once a predetermined temperature is reached. This helps to prevent damage to the device and ensure the safety of the user.Thermal cutoff fuses are used in a wide range of electronic devices such as hair dryers, ovens, and coffee makers. These devices can generate heat during operation, which can cause them to overheat and potentially cause damage. A thermal cutoff fuse is designed to interrupt the circuit when the device reaches a certain temperature, preventing further overheating. This is accomplished by using a special wire that melts at a predetermined temperature, cutting off the flow of electricity to the device.Porcelain thermal fuses are another type of thermal fuse that is commonly used in electrical devices. These fuses are made from porcelain, which is an insulating material that is able to withstand high temperatures. Porcelain thermal fuses are used in applications where high temperatures are expected and can provide reliable protection against overheating.As a leading supplier of thermal fuses, we understand the importance of quality and reliability. All of our products are carefully tested to ensure they meet the highest standards of safety and performance. In addition to offering a wide range of products, we also provide expert technical support to help our customers choose the right thermal fuse for their application.In conclusion, thermal fuses are an essential component in ensuring the safety and reliability of electronic devices. Whether it's a high voltage thermal fuse, a thermal cutoff fuse, or a porcelain thermal fuse, we offer a wide range of products designed to meet the needs of different applications. As a leading supplier of thermal fuses, we are committed to providing our customers with the highest quality products and exceptional customer service. Contact us today to learn more about our products and how we can help you protect your electronic devices.

Top Heat Shrinkable Tube Factory Offers High-Quality 0.6-1kv Solutions

Shrinkable tubes are widely used in a variety of applications such as wire and cable insulation, terminal protection, corrosion protection for pipes and electrical components, among others. Heat shrinkable tubes are designed to shrink radially when exposed to heat. When the tube is heated, usually with a heat gun, the diameter of the tube reduces, forming a tight, protective seal. One leading manufacturer of these products is the 0.6-1kv Heat Shrinkable Tube Factory.The 0.6-1kv Heat Shrinkable Tube Factory is a company that specializes in the production of high-quality heat shrinkable tubes. The company has a rich experience in the industry and has been in operation for many years. They produce a wide range of heat shrinkable tubes that come in different sizes, colors, and materials, depending on the application and customer needs.Quality is a top priority at the 0.6-1kv Heat Shrinkable Tube Factory. The company uses the latest technology and machinery to manufacture products that meet international quality standards. They also invest in research and development to come up with new and innovative products that cater to the ever-changing needs of their customers.One major concern when it comes to heat shrinkable tubes is safety. The 0.6-1kv Heat Shrinkable Tube Factory takes this aspect seriously. They use materials that are safe and environment-friendly. The products undergo rigorous testing and quality control processes to ensure that they meet safety standards.Incorporating the latest technology and adhering to international standards is one way the 0.6-1kv Heat Shrinkable Tube Factory stays ahead of its competition. The company also boasts of a team of highly skilled and experienced staff who are dedicated to providing excellent products and services to their customers.The heat shrinkable tubes from the 0.6-1kv Heat Shrinkable Tube Factory are used in a wide range of industries, including electrical, automotive, construction, and telecommunications, among others. The products are designed to be durable, versatile, and easy to install, making them a popular choice among users.Apart from producing heat shrinkable tubes, the 0.6-1kv Heat Shrinkable Tube Factory also offers customization services. This means that customers can get products that are tailor-made to meet their specific requirements. They can choose the size, color, material, and other features that they desire. This service has enabled the company to establish long-lasting relationships with its customers who appreciate the personalized attention they receive.The 0.6-1kv Heat Shrinkable Tube Factory has a wide distribution network that covers many countries and regions, including Europe, Asia, North America, and Africa. This means that customers can easily access their products and services regardless of their location. The company also has a responsive customer support team that is available 24/7 to handle any queries, concerns, or issues that customers may have.As the demand for heat shrinkable tubes continues to grow, the 0.6-1kv Heat Shrinkable Tube Factory is well-positioned to meet this demand. They have a solid reputation in the industry, and their commitment to quality, safety, innovation, and customer satisfaction sets them apart from other manufacturers. They have a proven track record of delivering products that meet the needs of their customers, and this has earned them a loyal following.In conclusion, the 0.6-1kv Heat Shrinkable Tube Factory is a reliable and trustworthy manufacturer of heat shrinkable tubes. They have a wide range of products, offer customization services, and have an excellent customer support team. Their commitment to quality, innovation, and safety has enabled them to stand out in the industry and win the trust of many customers. With their extensive distribution network, they are well-positioned to meet the growing demand for heat shrinkable tubes and emerge as a leader in the market.

Discover the Benefits of an Epoxy Resin Contact Box for Your Needs

[Company Name], a leading manufacturer of innovative solutions in the field of epoxy resin products, is proud to introduce their latest creation, the Epoxy Resin Contact Box. This revolutionary product is set to revolutionize the industry by providing a durable and versatile solution for various applications.Epoxy resins are widely recognized for their superior strength, durability, and excellent adhesion properties. These resins are commonly used in a wide range of industries, including construction, electronics, automotive, and marine. The Epoxy Resin Contact Box takes these qualities to the next level with its innovative design and advanced features.One of the key features of the Epoxy Resin Contact Box is its exceptional insulation properties. The box is manufactured using high-quality epoxy resin materials that provide excellent electrical insulation, making it ideal for applications that require protection against electrical short circuits or power surges. This ensures the utmost safety and reliability for users, as well as the longevity of the electrical components housed within the box.In addition to superior insulation, the Epoxy Resin Contact Box boasts high thermal resistance. This means that the box can withstand elevated temperatures without compromising its structural integrity or performance. This feature makes it suitable for applications in harsh environments where extreme temperature fluctuations are expected.The Epoxy Resin Contact Box is also designed with ease of use and installation in mind. Its compact and lightweight construction allows for effortless handling, making it convenient for electricians and installers. The box also features pre-drilled holes for seamless mounting, ensuring a quick and hassle-free installation process.Furthermore, the Epoxy Resin Contact Box is highly customizable. Its modular design allows for various configurations, including different sizes and specifications, to cater to specific project requirements. This flexibility ensures that the product can be tailored to suit various applications, making it a versatile solution for any project.The Epoxy Resin Contact Box's exceptional quality is a result of [Company Name]'s commitment to excellence. With years of experience in the industry, the company prides itself on delivering innovative and reliable solutions to its customers. Their team of dedicated professionals works diligently to ensure that each product meets the highest standards of quality and performance.To maintain their reputation as a trusted industry leader, [Company Name] strictly adheres to rigorous quality control measures throughout the manufacturing process. This includes conducting thorough inspections, testing, and certification procedures to guarantee that every Epoxy Resin Contact Box meets or exceeds industry standards.In conclusion, the introduction of the Epoxy Resin Contact Box by [Company Name] marks a new milestone in the industry. With its superior insulation, high thermal resistance, ease of use, and customization options, this product is set to revolutionize the way electrical components are protected and housed. By combining innovative design with exceptional quality, [Company Name] continues to lead the way in providing cutting-edge solutions for a wide range of industries.For more information about the Epoxy Resin Contact Box and other innovative products offered by [Company Name], please visit their website at [Website URL].

Electrical Engineering Stack Exchange: Q&A for Electronics and Electrical Engineering Professionals, Students, and Enthusiasts - Fuses Tag Wiki

Fuses: Understanding Their Importance in Electrical SystemsWhen it comes to electrical systems, fuses play a crucial role in ensuring safety and preventing damage. A fuse is an essential component that provides protection against surges and overloads in a circuit. Without fuses, your devices and appliances are at risk of being damaged or even catching fire due to short circuits.In this article, we’ll discuss the importance of fuses and how they work.What is a Fuse?A fuse is a small, inexpensive device that protects electrical appliances and circuits from damage caused by over-current or short circuits. It is essentially a thin wire enclosed in a glass or ceramic casing that melts when the current exceeds a certain value. The fuse is designed to break the circuit when the current exceeds the wire’s current-carrying capacity, preventing overheating and damage to the device or appliance.Fuses are typically rated by their amperage, which is the maximum amount of current they can safely handle. Choosing the right fuse for your circuit is critical, as the wrong rating could lead to dangerous situations like electrical fires.Types of FusesThere are several types of fuses, including the following:1. Cartridge fuses: These fuses are cylindrical in shape and come in different sizes and ratings. They are commonly used in older appliances and industrial equipment.2. Blade fuses: Also known as automotive fuses, these have a plastic body and metal blades for easy installation. They are commonly used in cars and trucks.3. Resettable fuses: Also known as PTC (positive temperature coefficient) fuses, they are designed to automatically reset when the fault is cleared.4. Thermal fuses: These fuses are designed to protect against overheating and are commonly used in appliances like irons and hair dryers.How Fuses WorkFuses work by providing a low-impedance path for the electric current, causing it to heat up and melt the fuse wire. Once the wire is melted, the circuit is broken, and the flow of current is stopped. This prevents further damage to the device or equipment.When selecting a fuse, it’s important to choose the correct rating based on the device’s amperage rating. If the fuse is rated too low, it will blow too easily, causing unnecessary downtime and repair costs. If the fuse rating is too high, it won’t provide adequate protection against over-current, leading to potential safety hazards.ConclusionFuses are essential safety devices in any electrical system. Their ability to protect against over-current or short circuits prevents damage to devices and equipment and prevents safety hazards such as fires. Choosing the correct fuse rating is critical to ensure the right level of protection against over-current.To learn more about fuses and their applications in electrical engineering, visit [website/blog name] or join the conversation in [website/forum name].

Reliable Voltage Transformer Test Manufacturers and Suppliers in China

What is a Voltage Transformer and How Does It Work?

In today's modern world, the demand for electricity is rapidly increasing, and so the need for voltage transformers becomes more and more significant. Voltage transformers can be found in various types of electrical devices, ranging from the smallest appliance to the largest power grid systems. These transformers play a pivotal role in maintaining the stability and safety of our electrical supply.Voltage transformers are designed to convert high voltage electricity into lower voltage electricity, or vice versa, depending on the specific needs of the particular electrical device. This transformation is critical in ensuring that the electrical supply is consistent, adequate, and safe for the devices it powers.One of the leading manufacturers of voltage transformers in the market is the company. Combining innovative technology and quality materials, the company has been producing voltage transformers that meet the highest standards of electrical safety and efficiency.With over 30 years of experience in the industry, the company has perfected their craft in designing and producing voltage transformers that cater to different electrical applications. Their products range from low and medium voltage transformers (need specific voltage range) to special voltage transformers used in critical systems like hospitals, airports, and data centers.The company's quality control process is second to none. Each transformer they produce goes through rigorous testing and inspection stages to ensure that it meets regulatory standards. This process guarantees that their products are free from defects and will perform exceptionally well in any setting.The company's focus on sustainability is also a vital aspect of their operations. They aim to reduce their carbon footprint and minimize waste by using environmentally friendly materials in their production process. By doing so, they've gained a reputation for being one of the most eco-friendly manufacturers in the industry.One of the company's latest products is the (need to describe the product). This product is designed to meet the growing demand for voltage transformers with higher efficiencies and improved performance in renewable energy applications. The transformer's design allows for seamless integration into renewable energy sources like solar power and wind turbines. With this product, the company is leading the way in providing environmentally friendly solutions for the energy industry.The (need to remove brand name) transformer is built to last and has a longer lifespan compared to other transformers on the market. It's also user-friendly, with easy installation and maintenance procedures that reduce downtime and repair costs.The transformer comes with advanced features that make it stand out from its competitors. It has an intelligent monitoring system that constantly monitors the transformer's performance and can detect any issues that may arise. This feature ensures that users are notified of any potential problems before they become severe, preventing costly damages and repairs.The transformer's design is also compact and lightweight, making it easy to transport and install in any location. It has been tested in harsh weather conditions and has proven to be highly durable in extreme temperatures without compromising on performance.In conclusion, the demand for electricity is not slowing down anytime soon, and as such, the need for voltage transformers that are efficient, safe, and eco-friendly is crucial. The (need to remove brand name) transformer from the company has proven to be a gamechanger in this regard. It's a testament to the company's commitment to sustainable development and innovation in the energy industry. With several unique features that set it apart from its competitors, the (need to remove brand name) transformer is undoubtedly a top choice for anyone in need of a high-quality voltage transformer.

New Cable Connector Allows for Simplified Rear Wiring in Vehicles

article:Innovation is at the heart of most businesses' success. In today's world, success is measured not only by how much a company can make in profits but also by how much it can contribute to the technology industry. Many businesses try to come up with breakthrough technologies that will change how we do things and bring new solutions to old problems. One such breakthrough technology that has been making waves in the industry lately is the Rear Tee Cable Connector. This invention has revolutionized the cable connection industry and is one of the most innovative creations of its time.The Rear Tee Cable Connector is a piece of technology that has been designed to improve the way cables are connected. In the past, cable connections have been known to be problematic and most users have had to deal with various issues when it comes to cable connectivity. However, the Rear Tee Cable Connector, which is usually connected to an electrical cable, has come to eliminate these issues. With this technology, the cable is connected faster, more securely, and at a lower cost.The Rear Tee Cable Connector has been designed by a leading electrical company that has been at the forefront of electrical technology for many years. This company has a reputation for creating innovative and high-quality technologies that have helped revolutionize how we live, work and play. The industry leader has always strived to deliver the best solutions to its clients and the Rear Tee Cable Connector is no exception.The company's president gave a brief statement about the Rear Tee Cable Connector saying, "We are dedicated to creating technology that enables our clients to work smarter, not harder. We are excited to introduce the Rear Tee Cable Connector, which is a significant breakthrough in the cable connection industry. This technology eliminates problems associated with cable connections, improves connectivity, increases speed, and greatly reduces costs. We are excited to have played a significant role in bringing this technology to the market."The Rear Tee Cable Connector is made from high-quality materials and is designed to meet the rigorous needs of the electrical industry. It has been tested and shown to surpass industry standards in terms of quality, strength, and durability. The Connector is easy to install, which is a departure from traditional connectors that can be complicated.The Rear Tee Cable Connector has many features that set it apart from other cable connectors. One of its most notable features is its design which ensures that the cable is fully secured. The connector has a locking mechanism that holds the cable firmly in place, ensuring that it does not come loose. In addition, the Connector has a waterproofing feature that makes it ideal for use in harsh environments. This means that the Connector can withstand exposure to water, chemicals, and other elements that can damage conventional connectors. The Rear Tee Cable Connector also reduces downtime which is a significant issue in the electrical industry. This is accomplished by reducing the amount of time required to install it. Unlike traditional connectors that can be time-consuming and challenging to install, the Rear Tee Cable Connector has a more straightforward installation process which saves time and helps to minimize downtime. This is a significant advantage for companies that rely on continuity to keep their operations running smoothly.In conclusion, businesses and organizations that need efficient, secure and cost-effective electrical cable connectors can now use the Rear Tee Cable Connector with the assurance that they are using a breakthrough technology that delivers results. The Connector's design, strength, and durability set it apart from conventional connectors, and it is quickly becoming the preferred choice for many businesses. As the world moves towards a future that depends heavily on technology, innovations like the Rear Tee Cable Connector will continue to be a game-changer for many industries.

How to Monitor Lightning Strikes in Your Earthing System

Title: Revolutionary Lightning Counter Enhances Earthing System SafetyIntroduction:In recent years, the increasing incidence of lightning strikes has raised concerns globally about the safety of electrical and electronic equipment, as well as the overall protection of property and human lives. Addressing this pressing issue, an innovative Earthing System Lightning Counter, developed by a pioneering company, has emerged as a game-changer in lightning detection and protection. This cutting-edge technology, unaffected by the intensity of lightning strikes or environmental factors, promises to revolutionize the safety of earthing systems. Body:1. Rising Concerns and the Need for Enhanced Lightning Protection (100 words)With climate change and global warming leading to more extreme weather patterns, the frequency and intensity of lightning strikes have significantly increased around the world. The effects of such strikes often result in damaged equipment, electrical system failures, and even accidents. Therefore, an effective lightning detection and prevention system is essential to mitigate these risks and provide a safer environment for all.2. Introducing the Lightning Counter Solution (100 words)Developed by a renowned technology company specializing in electrical safety, the Earthing System Lightning Counter represents the latest breakthrough in lightning protection. This state-of-the-art device offers a comprehensive and accurate method of detecting and recording lightning strikes, providing real-time insights into the frequency and intensity of strikes.3. How Does the Lightning Counter Work? (150 words)Utilizing advanced technology, the Lightning Counter is capable of analyzing electromagnetic waves produced by lightning discharges. This specialized device efficiently captures, records, and classifies the electrical signals emitted by every lightning strike within its range. Equipped with a highly sensitive sensor, the counter accurately counts each strike, thus allowing for precise monitoring.4. Key Features and Advantages of the Lightning Counter (150 words)The revolutionary Lightning Counter boasts several crucial features that set it apart from other lightning detection systems on the market. These include:- Real-time Monitoring: With the ability to provide instant and accurate information about each lightning strike, users can proactively take necessary precautions to safeguard their property and electrical systems.- Durable and Reliable: The Lightning Counter is designed to withstand extreme weather conditions and environmental disturbances, ensuring consistent performance and reliable lightning detection.- User-friendly Interface: The system features a user-friendly display panel that enables easy data interpretation, making it accessible to both technical professionals and non-experts.- Scalability: The device can be seamlessly integrated into existing earthing systems, making it an adaptable and cost-effective solution for various applications.5. Implications for Safety and Cost-Effectiveness (150 words)The implementation of the Earthing System Lightning Counter will have far-reaching implications for safety and cost-effectiveness. By providing real-time data about lightning activity, it allows users to intervene promptly in case of impending threats, minimizing risks and reducing potential losses associated with equipment damage and downtime. Moreover, the counter's accurate strike counting facilitates more informed decision-making regarding preventive maintenance efforts, ensuring resources are utilized optimally while avoiding unnecessary costs.6. Industry Endorsements and Recognition (100 words)The innovative Lightning Counter has gained significant recognition within the industry, receiving endorsements from leading experts and institutions dedicated to electrical safety. Not only does this further validate its effectiveness and reliability, but it also contributes to raising awareness about the importance of adopting cutting-edge lightning protection technologies.Conclusion:The Earthing System Lightning Counter, developed by a pioneering company, represents a groundbreaking solution to the pressing issue of lightning protection. With its advanced features, scalable integration capability, and ease of use, this revolutionary technology is set to enhance the safety and reliability of earthing systems worldwide. By providing real-time lightning detection and strike counting, the Lightning Counter empowers users to proactively safeguard their assets and strengthen their overall electrical safety measures. With the increasing frequency of lightning strikes, investing in such advanced lightning protection systems becomes an imperative, ensuring the longevity and security of electrical systems for years to come.

Essential Power Cable Termination Kits for Reliable Connections

Title: Advanced Power Cable Termination Kits Revolutionize Electrical IndustryIntroduction:In the fast-paced world of technology and infrastructure, reliable power distribution is crucial for global development. One key component of efficient power distribution is the termination of cables, ensuring proper insulation and connection. In an exciting breakthrough, a leading manufacturer - hereafter referred to as "the company" - has developed advanced Power Cable Termination Kits that are set to revolutionize the electrical industry. With a commitment to innovation and superior quality, these kits are poised to transform the way power cables are terminated, ensuring more dependable connections and improved operational efficiency.Company Overview:The company is a renowned market leader in electrical and industrial products, driven by a passion for providing cutting-edge solutions. With decades of experience and a strong global presence, it collaborates with engineers and professionals in various industries to develop groundbreaking products. Known for its extensive product portfolio and unrivaled customer support, the company has become synonymous with excellence and reliability. Maintaining a strong commitment to sustainable practices, the company consistently strives to minimize its environmental impact, making it an industry frontrunner in sustainability initiatives.Power Cable Termination Kits:The newly developed Power Cable Termination Kits, designed by the company's team of skilled engineers, offer a range of unique features and benefits that differentiate them from conventional termination methods. These kits harness the latest technological advancements, ensuring superior quality and performance for a wide range of applications. Key features of these kits include:1. Easy Installation: The company's Power Cable Termination Kits are designed with user-friendliness in mind, offering quick and simple installation procedures. With intuitive instructions and pre-assembled components, electricians and technicians can save valuable time and effort when terminating power cables, increasing overall productivity.2. Versatility: The kits accommodate a broad range of cable sizes and types, making them suitable for various industries, including power generation, transmission, and distribution. Whether dealing with low voltage or high voltage cables, the company's termination kits provide a seamless and reliable solution.3. Enhanced Safety: Safety is paramount when working with power cables, and the company's kits prioritize this aspect. Incorporating reliable insulation materials and superior cable stress control, these kits minimize the risk of electrical faults, ensuring a safe working environment for professionals and preventing potential downtime.4. Durability and Reliability: The company's commitment to quality shines through in the durability and reliability of their Power Cable Termination Kits. Engineered to withstand harsh environmental conditions, including extreme temperatures and mechanical stress, these kits offer exceptional performance and longevity, reducing maintenance costs and enhancing overall efficiency.5. Industry Compliance: With ever-evolving regulations and industry standards, compliance is crucial. The company's Power Cable Termination Kits meet and exceed the requirements set forth by national and international organizations, ensuring customers remain in line with safety and performance guidelines.Conclusion:The introduction of the company's advanced Power Cable Termination Kits represents a leap forward in the electrical industry. By combining cutting-edge technology with a commitment to quality and safety, the company has developed a range of products that will revolutionize power cable termination processes. With their ease of installation, versatility, enhanced safety features, durability, and regulatory compliance, these kits will undoubtedly become an indispensable solution for professionals in the power sector. As the company continues to innovate and set new industry benchmarks, the future of power cable termination looks brighter than ever.

Mechanical Switch for On-Load Tap Changer: Patent Search Tool for International Applications

Mechanical Switch for an On-Load Tap Changer: The Next Level of Power DistributionIn the world of power distribution, efficiency and reliability are two highly sought-after qualities. When it comes to rotary tap changers, having a mechanical switch that can handle high voltage and current is crucial. This is where a new invention comes in - a mechanical switch for an on-load tap changer that promises to take power distribution to the next level.The patent search tool that allows people to search for the PCT database and worldwide patent collections is a valuable resource for inventors, researchers, and innovators who want to stay up-to-date with the latest technological advancements. This search facility has features such as flexible search syntax, automatic word stemming, relevance ranking, and graphical results. These features help users quickly find the patent information they need, including the latest mechanical switch for rotary tap changers.A rotary tap changer is an essential component in power transformers that helps change the voltage output to meet the varying demands of different loads. An on-load tap changer is a type of rotary tap changer that is designed to change voltage when the transformer is running. This type of tap changer avoids power outage, making it a more seamless and reliable option for power distribution.The mechanical switch for an on-load tap changer is a new invention that takes the reliability and efficiency of power distribution to the next level. It is designed to handle high voltage and current loads while avoiding arcing and sparking. The switch is also designed to be self-cleaning, which means it can operate for extended periods without the need for maintenance.The mechanical switch includes two contact members that move towards each other in a linear fashion. When they meet, they form a circuit. The switch's design allows for high-speed movement of the contact members, which helps avoid arcing and sparking. The switch's self-cleaning feature ensures that there is no build-up of dust or other contaminants that could affect its operation.The use of a mechanical switch for an on-load tap changer has several advantages over other types of switches. One of the main advantages is its reliability. The switch's design ensures that it can handle high voltage and current loads without arcing or sparking, which can cause damage to the components and lead to power outages. Another advantage is its seamless operation. The switch can operate for extended periods without the need for maintenance, ensuring continuous power distribution.Moreover, the mechanical switch for an on-load tap changer is cost-effective. It is designed to be durable and long-lasting, which means that it does not need to be replaced often. This helps reduce the overall cost of power distribution.In conclusion, the mechanical switch for an on-load tap changer is a new invention that promises to take power distribution to the next level. Its design ensures high reliability and efficiency, making it a more seamless and cost-effective option for power distribution. The patent search tool is a valuable resource for those who want to stay up-to-date with the latest technological advancements, including the mechanical switch for rotary tap changers.