SL1021B145R

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Gas discharge tube arresters (GDT) are reactive surge arresters designed to protect electrical and electronic equipment from high voltages. The SL1021B145R is a type of GDT. It is designed to protect equipment from high voltages caused by lightning or other sources of electrical over-voltages.

The SL1021B145R is made up of two components: a gas discharge tube (GDT) and a resistor. The GDT is a glass tube filled with a gas, usually nitrogen, that will ionize and conduct current when a threshold voltage is reached. When the arrester is exposed to a high voltage, the GDT ionizes and conducts, allowing current to flow through the arrester. The resistor limits the current flowing through the GDT and protects any downstream equipment from possible damage. The resistor and GDT are designed to be fast enough to react and respond to over-voltage conditions quickly enough.

The SL1021B145R is designed to provide over-voltage protection in a range of electrical applications. It is capable of handling high surge currents resulting from lightning strikes and other electrical over-voltage conditions. It is suitable for telecommunications, industrial, mining, and other specialized applications where over-voltage protection is needed.

The SL1021B145R is also designed to meet UL/CSA standards for over voltage protection. It can be used as a primary or secondary surge arrester, allowing it to be used in a variety of applications. It is also rated for operation at temperatures up to 85°C.

In addition to providing over-voltage protection, the SL1021B145R is also designed to minimize the risk of damage to any downstream equipment. It has a high dielectric absorption ratio (DAR) and a low clamping voltage. The DAR is a measure of the arrester\'s ability to absorb and dissipate the energy of a surge or spike. The low clamping voltage is a measure of the arrester\'s ability to limit any voltage overshoot caused by a surge or spike.

The SL1021B145R is also designed to be reliable and robust in operation. It has a dielectric strength of up to 350V and a mean time to failure of up to 20,000 hours, meaning that it can provide reliable protection for a long time. In addition, it is resistant to surge and lightning transients, meaning it will remain effective even in extreme conditions.

The SL1021B145R is a reliable and robust gas discharge tube arrester that can provide over-voltage protection in a wide range of applications. Its high DAR and low clamping voltage make it an ideal choice for protecting equipment and associated components from electrical over-voltage conditions. It is also UL/CSA certified, making it suitable for use in a variety of applications.

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