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10 kV Zinc Oxide Surge Arrester from China Suppliers | Reliable Factory Protection for Electrical Systems
Product Overview
The 10 kV zinc oxide arrester (model 17/50) is a core protective device designed to shield various electrical systems from overvoltage damage. As a professional overvoltage protector, it plays a crucial role in ensuring the service life and operational reliability of key electrical equipment such as transformers, switches, capacitors, and motors. Its core function is to mitigate the risks posed by atmospheric overvoltage (e.g., caused by lightning strikes), operating overvoltage, and power frequency transient overvoltage (resulting from power system operational anomalies). By participating in the insulation coordination of electrical systems, this arrester effectively maintains the integrity and stable operation of power systems, railway electrification systems, and communication networks.
Product Performance
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Excellent Core Material PerformanceThe core component is zinc oxide resistor sheet, which has outstanding nonlinear volt-ampere characteristics, laying a solid foundation for reliable operation.
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Stable Normal OperationUnder normal conditions, the operating current is controlled at microampere level, ensuring no interference with the efficient operation of connected electrical equipment.
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Rapid Overvoltage ResponseIt responds instantly to overvoltage. The current surges to thousands of amperes quickly, enabling rapid conduction and timely dissipation of overvoltage energy.
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Reliable Protection EffectIt effectively suppresses overvoltage in time, avoiding damage to electrical equipment and ensuring the safe operation of the electrical system.
Applicable Scenarios
Based on its excellent overvoltage protection performance and compatibility with various electrical systems, the 10 kV zinc oxide arrester (model 17/50) is widely applicable to multiple fields.
Power Systems
Installed in substations, distribution networks, and power transmission lines to protect transformers, switches, mutual inductors, generators, and power cables.
Railway Electrification Systems
Safeguards the electrical components of railway power supply lines and locomotives, ensuring the stable operation of railway transportation.
Communication Systems
Protects communication power supply equipment and signal transmission equipment from overvoltage damage, maintaining the smoothness of communication networks.
Industrial & High-Rise Buildings
Also suitable for industrial and mining enterprises, high-rise buildings, and other places with 10 kV electrical systems that require overvoltage protection.
Frequently Asked Questions
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What is the primary function of the 10 kV zinc oxide arrester (model 17/50)?
The primary function of the 10 kV zinc oxide arrester (model 17/50) is to protect electrical equipment from overvoltage damage. It mitigates risks caused by atmospheric overvoltage (such as lightning strikes), operating overvoltage, and power frequency transient overvoltage, thereby ensuring the safe and stable operation of electrical systems.
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What types of electrical equipment can this arrester protect?
This arrester is capable of protecting a wide range of key electrical equipment, including transformers, switches, capacitors, motors, mutual inductors, generators, and power cables. It is suitable for use across power systems, railway electrification systems, communication systems, and industrial facilities.
Q
How does the zinc oxide arrester respond to overvoltage events?
Under normal operating conditions, the arrester maintains a microampere-level current, causing no interference to connected equipment. When an overvoltage event occurs, it responds instantly — the current rapidly surges to thousands of amperes, enabling quick conduction and efficient dissipation of the excess overvoltage energy to protect the system.
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Why is zinc oxide used as the core material in this arrester?
Zinc oxide resistor sheets are used as the core component because of their outstanding nonlinear volt-ampere characteristics. This property allows the arrester to maintain a very high resistance under normal voltage conditions while rapidly switching to a low-resistance state during overvoltage, effectively absorbing and dissipating surge energy.
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Is the 10 kV zinc oxide arrester suitable for railway applications?
Yes. The 10 kV zinc oxide arrester (model 17/50) is well-suited for railway electrification systems. It is used to protect the electrical components of railway power supply lines and locomotives, helping to ensure the stable and safe operation of railway transportation infrastructure.
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Can this arrester be used in communication network protection?
Absolutely. The arrester is applicable to communication systems where it protects both communication power supply equipment and signal transmission equipment from overvoltage damage. This helps maintain the continuity and reliability of communication networks, particularly in environments prone to lightning or electrical surges.
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