01543.15DR

Series:	OMNI-BLOK® 154
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Fuse Type:	Board Mount (Cartridge Style Excluded)
Current Rating:	3.15A
Voltage Rating - AC:	125V
Voltage Rating - DC:	125V
Response Time:	Fast
Package / Case:	2-SMD, Square End Block with Holder
Mounting Type:	Holder, Surface Mount
Breaking Capacity @ Rated Voltage:	50A
Melting I²t:	1.92
Approvals:	PSE, UL
Operating Temperature:	-55°C ~ 125°C
Color:	--
Size / Dimension:	0.383" L x 0.198" W x 0.150" H (9.73mm x 5.03mm x 3.81mm)
DC Cold Resistance:	0.0215 Ohms

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Introduction

Fuses are an important safety component used in many commercial and industrial applications. In particular, the 01543.15DR is a commonly used fuse configuration that provides protection to electrical systems against short circuits, overloads, and other electrical problems. In this article, we will discuss the application field and working principle of the 01543.15DR fuse.

Application Field

The 01543.15DR fuse is used primarily in AC circuits that carry high electrical current. It is designed for use in applications where fast circuit isolation is required in the event of an overload or short circuit. This fuse can be used in a variety of different applications, such as HVAC systems, motors, power supplies, lighting circuits, and electronic equipment.

Working Principle

The 01543.15DR fuse uses an internal mechanism to provide short-circuit protection and thermal overcurrent protection. When an electrical overload or short circuit occurs, the fuse will quickly open the circuit, preventing any further damage. It does this by quickly melting the element inside the fuse, interrupting the circuit.The melting process is aided by a metal spring inside the fuse that provides a temperature rise for the element. As the spring expands, it compresses the inner element, increasing its temperature and causing it to melt.

Conclusion

The 01543.15DR fuse is an important component for providing protection to electrical systems from short circuits and overloads. It is designed for use in a variety of applications, including HVAC systems, motors, power supplies, lighting circuits, and electronic equipment. The fuse uses an internal mechanism to provide short-circuit protection and thermal overcurrent protection, and it quickly opens the circuit when an electrical overload or short circuit occurs.

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