SL1021B250R

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Gas Discharge Tube Arresters (GDT) are a type of protective device that are designed to protect electrical equipment from high voltage pulses. They are commonly used in power distribution systems both in residential and commercial applications. The SL1021B250R is a GDT designed to provide lightning protection for equipment and systems operating at 310V to 950V AC.

Voltage surges can occur due to various sources, such as lightning strikes, nearby switching of other devices, or the switching on/off of inductive loads. It is important to remember that although the voltage surges may appear brief, they may cause irreparable damage to the connected system or equipment if left unaddressed. GDTs arrest incoming voltage surges, preventing electrons from reaching further into the connected system or device.

The working mechanisms of the SL1021B250R can be classified as follows:

1) Sparkgap breakdown: The SL1021B250R GDT operates on a sparkgap breakdown mechanism. When a voltage greater than the breakdown voltage (310V – 950V), usually from a surge, is applied to the GDT, a spark is created in the gap of the GDT where an arc takes place. This arc diverts the voltage surge a way from the equipment and helps to protect it.

2) Voltage clamping: The SL1021B250R GDT also allows for clamping of the voltage during and after the spark gap breakdown or the arcing period. This helps to ensure that the voltage do not continue to rise until it may damage the equipment.

3) Power absorption: The SL1021B250R GDT absorbs the power from the incoming surge into its sparkgap. This helps to reduce the amount of energy flowing into the system or equipment, as the arcing dissipates the energy.

Among the many fields of application for the SL1021B250R GDT is for power distribution systems. Power is delivered through a network of lines and electrical equipment, and the surge from lightning, or other electrical sources, can cause damage. SL1021B250R GDTs can be used in these situations to help protect the power lines and equipment from voltage surges. The GDT can also be used to protect communication lines from lightning strikes, preventing interruptions in communication.

In conclusion, the SL1021B250R GDT is a useful device for protecting equipment and systems from voltage surges. It works on a sparkgap breakdown mechanism, and is capable of voltage clamping and power absorption. It is ideal for use in power distribution systems and in communication lines, and can help to protect expensive equipment or systems from damage.

The specific data is subject to PDF, and the above content is for reference