Hot Products

Introducing RAVS, a cutting-edge monitoring device tailored for online long-term high-frequency recording of sudden changes in system voltage. As a top choice among China suppliers, RAVS excels in real-time monitoring of system voltage, effectively tracking voltage fluctuations and ensuring high power quality. With features such as exceptional accuracy, high precision, rapid response speed, and robust stability, RAVS stands out in the industry.

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Unlike conventional waveform recorders or power quality monitoring devices available in the market, RAVS is adept at capturing critical information on short-duration voltage fluctuations. It provides real-time analysis and accurate monitoring of voltage issues, including voltage flicker, oscillation, deviation, surge, grounding, and short circuits. By leveraging the analysis results, RAVS delivers precise quantitative parameters and practical solutions for fault warning, analysis, and resolution. Additionally, this innovative device performs real-time online monitoring of essential power quality metrics such as system voltage, current, power, total harmonic distortion (THD), and load imbalance. Choose RAVS from our factory to ensure the highest standards of electrical monitoring and management in your systems.

The IGES system is a comprehensive solution designed to enhance the monitoring and protection of substation grounding networks, addressing potential blind spots. This intelligent ground grid early warning and defense system plays a crucial role in achieving digital and intelligent management of grounding networks. By utilizing real-time online monitoring and waveform recording, IGES effectively identifies grounding safety hazards and provides proactive defenses against overvoltage and grounding risks within secondary systems.

Key functionalities of the IGES intelligent ground grid warning and defense system include: (online protection features for secondary overvoltage, ground potential counterattack overvoltage, and suppression of ground grid interference; (real-time monitoring of essential parameters like grounding impedance, grounding current, grounding grid potential, and spectrum analysis; (pre-alarm capabilities for conditions such as exceeding grounding impedance limits, ground potential limits, and power supply voltage and current thresholds; (a digital management platform that offers online displays of critical electrical parameters, waveform data, historical records, important event logs, and warning and defense measures. As a trusted China supplier and factory, we are committed to providing advanced solutions for enhancing substation safety and reliability.

For overhead transmission lines operating at 35kV to 6kV, the installation of ZnO arrestors is common to prevent faults that can lead to tripping, line failures, and blackouts. Introducing the New Lightning Protection for Overhead Transmission Lines (LOPT), developed in China, which utilizes advanced near cathode effect technology alongside a multi-level short gap arc blowing and extinguishing system. This innovative solution overcomes the limitations of traditional ZnO arresters by employing a unique structural design that elongates the arc path, effectively suppressing overvoltage and ensuring efficient arc extinguishing.

As a leading supplier and factory of lightning protection solutions, LOPT offers numerous advantages, including enhanced safety, superior reliability, extended lifespan, and reduced maintenance requirements. It swiftly dissipates lightning energy, preventing breakage and tripping due to lightning strikes. Additionally, LOPT features a maintenance-free design with self-cleaning capabilities, making it the optimal choice for overhead transmission line protection.

CAFS is an innovative solution designed specifically for monitoring the insulation status of 6kV to 110kV power cables. Developed by leading suppliers in China, this advanced system features a layered distributed structure and integrates cutting-edge digital technologies to withstand harsh operating environments. CAFS provides real-time analysis of transient traveling waves from power cable grounding wires, enabling early detection of insulation faults and timely predictions. This proactive approach helps prevent power outages due to sudden cable failures, ultimately enhancing the reliability of power supply. As a state-of-the-art product from a reputable factory, CAFS ensures optimal performance and safety for power cable operations.

GDIS is an advanced solution tailored for critical sensitive control equipment, including DCS and PLC systems, in continuous production environments. This innovative device effectively combats high-frequency interference originating from the grounding grid, while also suppressing secondary equipment disturbances caused by ground potential surges and overvoltages. By doing so, it significantly minimizes operational errors and measurement inaccuracies in comprehensive automation control systems and precision instruments. As one of the leading suppliers based in China, we ensure that our GDIS units deliver exceptional performance and reliability.

The efficacy of GDIS is largely independent of the grounding grid's impedance and has minimal correlation with grounding connection resistance. The primary mechanism of interference suppression is accomplished through the robust defense and energy absorption capabilities inherent in the GDIS itself, making it a reliable choice for customers requiring high-quality products from a trusted factory.

Featuring superior reliability and rapid response times, GDIS effectively isolates high-frequency lightning currents, thus significantly reducing the risk of interference in control systems. It helps to prevent unplanned operational shutdowns resulting from local power outages, and plays a crucial role in averting serious incidents such as fires and explosions triggered by secondary accidents. Choose GDIS for unparalleled protection and peace of mind in your production processes.

Introducing the VTIS, a cutting-edge solution designed to ensure the reliability of secondary control power supplies for circuit breakers. This innovative device effectively mitigates key factors that can compromise performance, including voltage fluctuations, electrical interference, lightning overvoltage, and short-term power loss. By preventing operational failures, the VTIS safeguards the primary system and equipment from potential shutdowns or damage.

Manufactured in China, our VTIS features a sophisticated parallel oscillation control module paired with a series interference suppression module. The series module operates continuously, providing long-term protection against various disturbances such as lightning overvoltages, ground potential counterattacks, operational overvoltages, and transient voltage spikes. This ensures the reliable and safe functioning of secondary systems, making the VTIS an essential choice for suppliers seeking robust solutions for circuit breaker applications. Trust in our factory's commitment to quality and innovation with the VTIS, your partner in power supply reliability.

Our SVG dynamic reactive power compensation device serves as a high-performance solution for enhancing power quality in transmission and distribution grids. Utilizing advanced high-speed computing components like DSP and IGBT, our factory has developed this innovative technology to react quickly to real-time grid current changes, achieving a power factor (PF) of 0.99 within just 15 milliseconds. As China’s leading suppliers in this domain, we address the increasing challenges posed by large capacity nonlinear loads and impulse loads from power electronic equipment. Our SVG device effectively improves power quality at the point of connection between industrial users and the public power grid by enhancing power factor, eliminating voltage flicker, overcoming three-phase imbalance, and suppressing harmonic pollution. With exceptional response speeds and stable grid voltage, our solutions reduce system losses and increase transmission capacity, all while minimizing harmonics and occupying a smaller footprint. Our company thrives on strong technical capabilities, leveraging extensive research, design, manufacturing, and testing expertise. We collaborate closely with renowned research institutions and electrical companies both domestically and internationally. Join us in our mission to improve power grid quality with our advanced products, fostering energy conservation, reduced consumption, and safe production in the energy sector.

Introducing the DCES, a multifunctional electrical safety active defense device specifically engineered for low-voltage frequency converters. As a premier solution from top China suppliers and factories, the DCES is designed to manage voltage short-term interruptions and voltage sag regulation seamlessly. It addresses voltage fluctuations and interruptions in real time, ensuring uninterrupted operation for your frequency converters.
The DCES utilizes advanced supercapacitors for energy storage, delivering DC power while serving as a reliable backup source. During normal operation, it remains completely isolated from the frequency converter. When the power grid voltage fluctuates but stays within the set protective limits, the DCES activates to stabilize and maintain the frequency converter's performance. Once the power grid voltage restores to normal levels, the device automatically shuts down and reverts to a hot standby state, allowing the frequency converter to switch back to grid power. Additionally, in the event of external interlocking input actions or if the frequency converter ceases operation, the DCES quickly transitions back to the hot standby mode. Trust in the DCES for optimal electrical safety and performance, sourced from trusted suppliers in China.

Our SVC, designed to cater to various industries and applications, includes three models: MCR, TSC, and TCR. Among these, the MCR type SVC utilizes a self-coupled DC excitation system combined with a limit magnetic saturation working mode. This innovative design significantly minimizes harmonics production, reduces active power loss, and ensures rapid response times. By adjusting the thyristor triggering angle in the MCR excitation system, it is possible to alter the magnetic flux saturation in the core of the magnetic control reactor, thus varying the reactive power output.

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The MCR type SVC boasts exceptional reliability, requiring no maintenance and offering a lifespan of over 20 years. This model is particularly suited for critical systems, such as electrified railway traction power supply networks, and is prioritized for adoption in demanding applications. It operates stably in challenging power grid environments, including those with distorted voltage waveforms and significant amplitude fluctuations. The MCR SVC is compatible with power grids of any voltage level (ranging from 6kV to 500kV), and its installation is straightforward, similar to that of standard transformers. With the ability to infinitely adjust reactive power compensation, it guarantees optimal performance. As a leading China supplier, our factory ensures that these advanced solutions meet the highest industry standards.

Introducing the VSAM Anti-Oscillation Protector, a reliable solution designed to prevent contactor tripping caused by voltage drops or power outages due to shaking. This innovative device ensures that contactors remain engaged during vibrations, promoting the continuous and stable operation of your equipment. The VSAM protector is easy to install with convenient wiring and simple operation, making it suitable for any type of AC220V or AC380V contactor, One of the key features of the VSAM is its ability to detect and synchronize with mains voltage, achieving precise frequency and phase locking. It offers real-time monitoring of instantaneous voltage values, allowing for seamless switching to the VSAM inverter output within milliseconds during power failure. This guarantees that contactors and relays remain operational, ensuring the uninterrupted function of frequency converters and soft starters, Manufactured in China, the VSAM Anti-Oscillation Protector is a valuable asset across various industries, including petroleum, chemicals, metallurgy, mining, power generation, environmental protection, municipal services, and military applications. As a leading supplier and factory, we offer high precision products that meet the diverse needs of your operations

Introducing RAVS, a cutting-edge monitoring device tailored for the online, long-term, and high-frequency recording of sudden fluctuations in system voltage. As a leading choice among China suppliers and factories, RAVS enables real-time monitoring of system voltage, ensuring accurate tracking of voltage variations and power quality. With its exceptional characteristics, including high accuracy, precision, rapid response speed, and outstanding stability, RAVS stands out as an essential tool for maintaining optimal system performance and reliability.

GPAS is an advanced multifunctional lightning protection device designed to safeguard your equipment from the devastating effects of lightning strikes. This innovative device combines ground potential counterattack suppression and fault arc defense, making it an essential solution for minimizing damage to machinery and electrical systems in China. As a leading supplier in the industry, our factory has engineered GPAS to significantly reduce the risks associated with ground potential counterattack and arc faults that can arise from lightning hazards, During a direct lightning strike, our lightning rod or protection network effectively channels strong lightning currents into the ground grid. Similarly, in the event of induced lightning overvoltage on high-voltage lines, lightning currents are safely diverted through lightning arresters into the grounding system. Moreover, strong interference currents from equipment like welding machines can also be managed, preventing any harmful effects on the grounding infrastructure. Without an effective lightning protection device like GPAS, these strong ground currents can lead to serious issues such as data loss, equipment malfunctions, tripping, insulation damage, or even fires, What sets GPAS apart is its superior reliability and fast response time. It is specifically designed to isolate high-frequency lightning currents, ensuring that they do not penetrate the protective grounding network. This feature effectively mitigates the risk of safety accidents, including fires and explosions, making GPAS an ideal choice for businesses in China seeking robust lightning protection solutions. Trust us, your reliable supplier and factory of cutting-edge lightning protection technology

Introducing the SAVS Multi-Function Recorder, an innovative solution designed for comprehensive power system monitoring. This advanced device integrates multiple functionalities traditionally found in separate instruments, enabling effective assessment of system stability and power quality. Ideal for applications on both High Voltage (HV) and Low Voltage (LV) buses, the SAVS offers precise recording of voltages and currents across three-phase lines with remarkable 16-bit accuracy, utilizing standard instrumentation transformers, Additionally, the SAVS allows for real-time monitoring of protection relays and switchgear through auxiliary switch contacts. As a leading product from reputable China suppliers, this factory-manufactured recorder ensures reliability and performance, meeting the demanding needs of power system operators and engineers. Enhance your monitoring capabilities with the SAVS Multi-Function Recorder, where cutting-edge technology meets unmatched quality

Introducing TOVS, the versatile electrical safety active defense solution designed to protect your systems from various voltage disturbances. This advanced device effectively combines multiple protections, including lightning overvoltage suppression, ground potential counterattack overvoltage suppression, operation overvoltage suppression, resonance overvoltage suppression, voltage temporary rise regulation, and load interference suppression, Manufactured by leading suppliers in China, the TOVS power interference suppression device is a reliable choice for safeguarding your electrical installations. It can be easily mounted on walls or within distribution cabinets, ensuring seamless integration without disrupting the normal functioning of monitoring systems for lightning and electrical fires, The TOVS device is user-friendly and simplifies the debugging process. After installation, simply connect it to a multimeter to check the incoming power supply's status. Once powered on, the device automatically activates, with the output current displayed on the current indicator. In the event of overvoltage, TOVS promptly engages its protective measures, ensuring your equipment remains safe without requiring manual intervention. Trust in the expertise of established factories in China to provide you with top-quality electrical safety solutions

Introducing the VAAS, a cutting-edge multifunctional electrical safety active defense device designed to enhance power reliability and stability. With capabilities such as short-term voltage interruption support, temporary voltage drop regulation, voltage rise management, load interference suppression, and three-phase imbalance suppression, the VAAS addresses critical power issues in real time, Manufactured in China, this innovative device can seamlessly disconnect the power source during voltage sags for a short duration of 1 to 3 seconds, maintaining power supply to connected loads. It effectively adjusts for voltage fluctuations, reduces load references, and provides real-time monitoring of fault arcs, ensuring optimal performance and safety, The VAAS features a robust design, incorporating a thyristor bypass section for rapid response to abnormal voltage conditions, a converter section that stores energy for reliable output, and a supercapacitor energy storage section. This combination allows the VAAS to deliver compensated voltage while the filtering component guarantees compliance with load-side voltage requirements, As one of the leading suppliers in the industry, our factory is committed to delivering high-quality electrical safety solutions, making the VAAS an essential component for any power management system

Introducing the VSAM Anti-Oscillation Protector, a cutting-edge solution designed to prevent contractors from tripping due to voltage drops or power outages caused by vibrations. This innovative device keeps the contactor engaged during shaking, ensuring uninterrupted and reliable operation of your equipment. With its precise design and ability to accommodate a wide range of anti-shaking times, the VSAM is compatible with any AC220V and AC380V contactor, making it an ideal choice for various applications, The VSAM not only protects against oscillation but also offers advanced features such as real-time monitoring of mains voltage, frequency, and phase locking. In the event of a power failure, the VSAM switches to inverter output within milliseconds, preventing contactor and relay tripping. This guarantees continuous operation for frequency converters and soft starters, critical for industries where downtime is not an option, Widely used across sectors such as petroleum, chemical, metallurgy, mining, power generation, environmental protection, municipal services, and military applications, the VSAM is manufactured by trusted China suppliers and factories. Choose the VSAM Anti-Oscillation Protector to ensure the smooth and dependable function of your equipment in any challenging environment