LA130URD71TTI0350

Applications:	Electrical, Industrial
Melting I²t:	22
Size / Dimension:	2.913" L x 2.008" W x 2.206" H (74.00mm x 51.00mm x 56.03mm)
Package / Case:	Rectangular
Mounting Type:	Bolt Mount
Breaking Capacity @ Rated Voltage:	100kA
Operating Temperature:	--
Approvals:	UR
Class:	--
Features:	--
Series:	POWR-GARD® LA
Response Time:	Fast
Voltage Rating - AC:	1.3kV
Current Rating:	350A
Fuse Type:	Square
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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LA130URD71TTI0350 Application Field and Working Principle:Electrical, Specialty FusesLA130URD71TTI0350 fuses are a specialized type of fuse designed to protect both equipment and personnel in the event of a power surge. These fuses are used in a variety of applications ranging from aerospace to industrial and commercial uses. They are designed to trip or open a circuit at a predetermined amperage, preventing excessive current from damaging electronic devices or equipment.The working principle of the LA130URD71TTI0350 is to detect the excess current in an electrical circuit and open the circuit as soon as the current exceeds the predetermined level. The fuse\'s working principle is based on the resistance-temperature characteristic of its component material, which is a low melting metal alloy. This metal alloy exhibits an increase in resistance with temperature, when the temperature reaches a certain level, the metal alloy melts and causes the circuit to open.The composition of the alloy used in the LA130URD71TTI0350 is a mix of metals, usually nickel and lead, with a few other metals, including cadmium, copper, and zinc. The proportions of the metal component and their mix determine the fusing reaction time, current rating, and fusing temperature tolerance of the fuse. The current rating of the fuse depends on its physical size, with larger sizes allowing for higher current ratings.When a surge of current is detected, the alloy will heat up, and eventually, when it reaches a specified temperature, it will melt and break the circuit. This is known as "fusing," as the particles of the metal alloy fuse together to create an open circuit. This open circuit provides a safe distance between the hot current and the equipment or personnel operating the equipment.The LA130URD71TTI0350 is widely used in commercial and industrial applications, including aviation, automotive, communications, and industrial equipment. This fuse is typically mounted on a printed circuit board and is designed to be easily replaceable in the event of a failure. Fuse holders are commonly used to hold the fuses in place and to prevent the inadvertent removal of the fuse assembly.The LA130URD71TTI0350 is highly reliable and stable, doing an excellent job of protecting the equipment and personnel in the event of a power surge. They are very versatile and can be used in a wide range of applications, from large industrial and commercial uses to smaller aerospace environments.

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