2049-40-BLF

Series:	2049
Packaging:	Tray
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Voltage - DC Spark Over (Nom):	400V
Impulse Discharge Current (8/20µs):	15000A (15kA)
Tolerance:	±30%
Number of Poles:	2
Fail Short:	No
Mounting Type:	Through Hole
Package / Case:	Axial Cylinder

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Gas Discharge Tube Arresters (GDT) are an important form of lightning protection system, used to protect electrical or electronic systems from the effects of lightning. The 2049-40-BLF is one type of GDT, designed for protection against mid-range transient overvoltages in telecommunications and power systems. This article will explain the application field and working principle of the 2049-40-BLF.The 2049-40-BLF is a class C2 arrester, with a voltage range between 400V to 900V. It is best suited for protecting telecommunications and power configurations against mid-range transient overvoltages. It is also rigidly constructed, allowing for suitable output parameters even in the presence of high levels of seismic motion. As it is a class C2 arrester, the 2049-40-BLF has a higher level of surge protection than other GDTs, making it ideal for direct lightning protection.The 2049-40-BLF works by providing a discharge path for overvoltage currents which can disable electrical systems. When an overvoltage passes through the arrester, the GDT conducts the current through its discharge element to the ground, where it dissipates harmlessly. The GDT then acts as an insulator, preventing any further current from passing through it. This process protects electrical and electronic equipment from the damaging effects of the overvoltage.The 2049-40-BLF also features a self-resetting system, which ensures that the arrester resumes its normal working state after the voltage surge is over. This self-resetting system works by resetting the arrester to its open-circuit state after the destructive currents have passed through. The 2049-40-BLF also features a low inductance design which ensures that the voltage across the arrester is minimized. This prevents damage to the equipment connected to it. The 2049-40-BLF is also designed to be easy to install and maintain. It has an integrated design which ensures minimal loss of energy, and its compact size makes it ideal for use in tight spaces. Furthermore, it is designed to be highly reliable and ensures that the arrester remains operational even in extreme climatic conditions.In summary, the 2049-40-BLF is a GDT designed for protection against mid-range transient overvoltages in telecommunications and power systems. It is best suited for direct lightning protection and features a self-resetting system and a low inductance design to ensure minimal energy loss. It is also easy to install and maintain, and designed to be highly reliable in extreme climatic conditions.

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