LSP05480P

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Lighting Protection:

The LSP05480P lighting protection system is a sophisticated device used to guard against overvoltage, transients, and surges in outdoor applications. It provides excellent protection from large-current lighting strikes, while its high level of performance enables it to provide many years of reliable service. This article discusses the application field and working principle of the LSP05480P.

Application Field:

The LSP05480P lighting protection system is designed for outdoor applications, with a working environment ranging from -40°C to +85°C. It can be used in places where there is a high degree of electrical interference, such as telecommunications, navigation, shipping, power plant, and military-related sites. The device is also suitable for buildings or industrial plants where sensitive technology is used, including power and lighting protection, power conditioning, computers, automatic equipment, and medical equipment. It is also applicable in extremely harsh environment due to its excellent temperature stability and anti-interference capability.

Working Principle:

The LSP05480P is a metal-oxide varistor that features superior electrical characteristics. A varistor, also known as voltage-dependent resistor (VDR), is a two-terminal device consisting of a solid-state ceramic disc filled with a highly conductive metal-oxide. Its junction state varies with voltage applied to it, acting as an overvoltage protection. When the voltage reaches a certain threshold at the terminals of the varistor, the current flow is increased and the voltage is significantly reduced. This allows the device to protect against overvoltage, transients, and surges and provide reliable lighting protection.

The LSP05480P is built with a unique and sophisticated design. Its metal-oxide varistor incorporates a circuit design that ensures rapid response and excellent surge protection capability. The device also features an open-circuit voltage as low as 5V, a low capacitance of < 5pF, and a wide operating frequency range of 0-400kHz. The device is designed with dual-stage gas damping protection to provide superior performance and rigidity.

The working principle of the LSP05480P also features an integrated overvoltage protection circuit that monitors the output voltage and shuts down the device if it exceeds a certain voltage. This allows the device to protect valuable equipment from power spikes and surges. The device is also designed to include a built-in timer, which is connected to the transient voltage suppressor and helps prevent overcharging of the varistor.

In addition, the LSP05480P lighting protection system features fault protection capability, allowing it to detect and respond to a fault within milliseconds. The device also features an adjustable overvoltage shutdown level and adjustable maximum clamping voltage, which ensures the safe operation of a wide variety of equipment.

The LSP05480P is a highly reliable, yet cost-effective, lighting protection device. Its superior electrical properties, compact size, and reliability make it an ideal choice for a wide range of outdoor applications. The device is easy to install and provides excellent lighting protection, while also protecting sensitive equipment from overvoltage and transient voltage events.

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