China Motor Protection Device Manufacturers, Suppliers, Factory

China Motor Protection Device is one kind of products from RZMV factory. As one of leading manufacturers and suppliers in China, we provide durable products. We can sell them at a low price and can be customized. We sincerely look forward to becoming your reliable long-term business partner!

Hot Products

  • Pouring type with power supply potential transformer

    Pouring type with power supply potential transformer

    JDZ12-10 series Pouring type with power supply potential transformer is an outdoor voltage transformer designed for reliable and accurate voltage measurement in power distribution systems. It consists of a primary terminal, a pouring body, a secondary winding, an iron core, and primary and secondary frameworks. The primary terminal is positioned at the top of the pouring body and connected to the primary winding via a primary fuse. The secondary winding is wound separately on the secondary framework. The primary and secondary frameworks are placed on the core column of the cruciform iron core, with the secondary framework positioned inside the primary framework. To ensure durability and stability, the primary terminal, windings, and pouring body are integrated using resin pouring, creating a seamless and robust structure. The primary fuse is safely installed inside the pouring body to provide additional protection. This innovative design of the JDZ12-10 series transformer demonstrates scientific engineering, creativity, and practicality. It offers exceptional performance and reliable operation, meeting the high standards of the transformer production industry and electrical maintenance applications. The installation process is straightforward, and the operational cost is low, making it a cost-effective solution for power transformer manufacturers and electrical maintenance professionals. Its advanced features and ease of use make it suitable for various applications in the power industry. The JDZ12-10 series Pouring type with power supply potential transformer is designed to withstand harsh outdoor conditions. Its compact and robust construction ensures transportation and installation are hassle-free. Investing in the JDZ12-10 series Pouring type with power supply potential transformer guarantees accurate voltage measurement and dependable performance in various electrical applications. It complies with industry standards and regulations, ensuring the highest level of quality. Choose the JDZ12-10 series transformer for optimal voltage measurement and reliable operation in your power distribution system.
  • Dedicated circuit breaker zero sequence current transformer

    Dedicated circuit breaker zero sequence current transformer

    The LZW8-10 Dedicated Circuit Breaker Zero Sequence Current Transformer is designed to transform the high current on the primary side into a uniform standard 5A or 1A current. This current is then used as the standard input current for measurement, metering instruments, and relay protection devices. Selecting the correct current transformer is crucial as it involves ensuring the accuracy of measurement and metering instruments, as well as the proper operation of relay protection devices. When selecting a current transformer, several factors need to be considered. Firstly, the type of current transformer must be chosen based on the desired measurement and protection objectives. The primary and secondary rated current ratios need to be carefully selected in order to achieve accurate measurement and protection requirements. The selection of the appropriate accuracy class for measurement and protection groups is also essential. Additionally, the rated capacity and the selection of the large output impedance are important considerations. The LZW8-10 Dedicated Circuit Breaker Zero Sequence Current Transformer provides a reliable solution for accurate current transformation and standard input current supply. By converting the high current on the primary side to a standardized current, it serves as the basis for precise measurement, metering, and relay protection functions. This current transformer offers the necessary flexibility and accuracy required for a wide range of applications in the electrical industry. In conclusion, the LZW8-10 Dedicated Circuit Breaker Zero Sequence Current Transformer is a purpose-built current transformer that plays a crucial role in transforming high currents into standardized input currents for measurement, metering instruments, and relay protection devices. Careful consideration of the type, primary and secondary rated currents, accuracy class, rated capacity, and output impedance selection ensures accurate measurement and reliable performance. With its advanced features and reliable performance, the LZW8-10 current transformer is an ideal choice for various electrical applications. It offers the necessary accuracy and reliability required in the demanding field of current transformation and protection.
  • Outdoor high voltage vacuum load break switch

    Outdoor high voltage vacuum load break switch

    The FZW28 series outdoor high voltage vacuum load break switch is a versatile and reliable product designed for use in a wide range of applications. It is specifically designed to meet the requirements of power distribution and control in substations, industrial and mining enterprises, urban and rural power grids, as well as automated distribution networks and locations with frequent operations. This product complies with the GB/T 3804-2004 standard for 3.6 kV to 40.5 kV AC high voltage load break switches. It is built to provide efficient protection and control for power equipment in various scenarios. The outdoor design ensures its durability and ability to withstand harsh environmental conditions. The high voltage vacuum load break switch is an essential component in power distribution systems. It allows for the safe and reliable interruption of circuit currents during operations such as load switching, line sectionalizing, and transformer protection. With its advanced vacuum arc-extinguishing technology, this switch ensures a smooth and efficient operation, minimizing power interruptions and enhancing overall system reliability. The FZW28 series outdoor high voltage vacuum load break switch is designed with ease of installation and maintenance in mind. Its compact structure and user-friendly design make it convenient for operators to handle and operate. The product also features a robust and durable construction, ensuring a long service life with minimal maintenance requirements. In summary, the FZW28 series outdoor high voltage vacuum load break switch is a reliable and efficient solution for power protection and control in various applications. Its compliance with industry standards, advanced technology, and user-friendly design make it an optimal choice for power distribution systems.
  • Low-voltage switchgear set series cable branch box SMC

    Low-voltage switchgear set series cable branch box SMC

    the SHF1-Q-L Low-Voltage Cable Tap Box, a high-quality and versatile solution for outdoor engineering projects. Made with SMC composite materials and molded at high temperatures, this tap box offers a wide range of advantages, from exceptional durability to convenient installation. With excellent impact resistance, bending strength, and aging resistance, the SHF1-Q-L tap box is designed to withstand harsh environmental conditions. It can effectively resist abrasion, corrosion, and the detrimental effects of exposure to various elements. Whether you are working in challenging outdoor environments or dealing with demanding conditions, this tap box is built to withstand it all. The SHF1-Q-L Low-Voltage Cable Tap Box is compatible with a variety of electrical components, including knife fuse switches, plastic case breakers, bar switches, and bus systems. It is suitable for power transmission and distribution in public places such as urban and rural power grid renovations, municipal projects, residential areas, and high-rise buildings. Additionally, it excels in controlling and protecting cable thousand type distribution and branch lines. One of its standout features is the compact and exquisite exterior structure that meets the requirements for creepage distance. The box is designed to be visually appealing while maintaining a small size and lightweight construction. This ensures easy installation and integration into existing electrical systems. Furthermore, the box body offers high insulation resistance and power frequency dielectric strength. As the outer shell of electrical equipment, it provides a high level of safety, making it the preferred choice for power grid renovations. The SHF1-Q-L Low-Voltage Cable Tap Box boasts remarkable corrosion resistance, allowing it to withstand exposure to dilute concentrations of acids, alkalis, and salts. It also exhibits strong resistance to various oils, organic solvents, and even seawater. This level of durability ensures reliability in diverse environments, increasing the longevity of your electrical systems. Thanks to its exceptional anti-aging performance, the SHF1-Q-L Low-Voltage Cable Tap Box has a service life of over 30 years. Its impact resistance and machinability guarantee that it will not be easily damaged, providing continuous protection for the electrical components it houses. Additionally, the insulation of this tap box does not require grounding, simplifying the installation process and saving significant manpower and material resources. Inside the box, you'll find a dedicated insulation bracket that adds extra support for your equipment. The box is equipped with a dedicated lock for the door, ensuring the security of your electrical system. Furthermore, for added convenience, it comes with a second padlock for improved safety measures. Choose the SHF1-Q-L Low-Voltage Cable Tap Box for its superior features, durability, and convenient installation. With its exceptional resistance to impact, corrosion, and aging, this tap box offers long-lasting protection for your electrical systems. Experience the ease of installation and the peace of mind that comes with this reliable product. Place your order today and witness the advantages it brings to your outdoor engineering projects.
  • Fully sealed fully insulated maintenance-free cable branch box

    Fully sealed fully insulated maintenance-free cable branch box

    Adopting prefabricated live and touchable silicone rubber cable heads, fully sealed, fully insulated, maintenance free, and reliable to ensure personal safety: compact structure, small and beautiful appearance, stainless steel double layer box, with a service life of over 20 years; Without affecting the operation of the main network. Implement regional power outage maintenance and reduce the scope of power outages; It can be equipped with one or more SF6 load switches. Flexible and diverse wiring methods, with up to eight branch outlets; Optional lightning arrester, short circuit fault indicator, current limiting fuse, etc., to meet various user requirements.
  • High Voltage Automatic Reactive Power Compensation Complete Device

    High Voltage Automatic Reactive Power Compensation Complete Device

    Rongzhi Electric Power is a large-scale high voltage automatic reactive power compensation complete device manufacturer and supplier in China. We have been specialized in High voltage equipment for many years. Our products have a good price advantage and cover most of the South America, Middle East, Africa, Southeast Asia markets. We look forward to becoming your long-term partner in China.

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