0452001.MRSN

Package / Case:	2-SMD, Square End Block
DC Cold Resistance:	0.225 Ohms
Size / Dimension:	0.240" L x 0.106" W x 0.106" H (6.10mm x 2.69mm x 2.69mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	CSA, METI, UR
Melting I²t:	1.98
Breaking Capacity @ Rated Voltage:	50A
Mounting Type:	Surface Mount
Series:	452
Response Time:	Slow
Voltage Rating - AC:	125V
Current Rating:	1A
Fuse Type:	Board Mount (Cartridge Style Excluded)
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction to 0452001 MRSN Fuses

0452001 MRSN fuses are a type of high-voltage fuse intended for use in a variety of situations, including circuit protection, motor control, and industrial and other equipment applications. They feature a versatile design that allows them to be used in both indoor and outdoor settings. The 0452001 MRSN fuse holds a UL 4248-1 listing for up to 17.5kV system use and has been tested and approved for use in NEC and CEC applications.

Characteristics

The 0452001 MRSN fuse offers a variety of benefits for users, including high dynamic breaking capability, fast response time, high thermal withstand current, short-circuit withstand capability, and more. Additionally, the fuse is able to provide constant peak protection without any thermal overstress and can withstand temperatures up to +250ºC (+482ºF). It is designed to meet the requirements of UL 98 Listed, Class H/R/J insulation systems and is UL Recognized up to 600V.

Application Fields

The 0452001 MRSN fuse is a popular choice for a variety of applications, including circuit protection for motor control, industrial equipment, and other machinery. It is designed for use in indoor or outdoor applications and is UL Recognized up to 600V. Additionally, the fuse is UL 4248-1 listed for up to 17.5kV system use, making it a viable option for higher voltage applications.

Working Principle

The 0452001 MRSN fuse works on the principle of thermal and current-limiting protection. The fuse uses a metal or alloy strip in the form of a tube or wire that is designed to melt when a certain amount of current passes through it. As the current increases, the element heats up, eventually reaching a point where it expands and breaks, disconnecting the circuit it is protecting and stopping further current flow. The 0452001 MRSN fuse features a fast response time, making it suitable for surge protection applications. Additionally, the fuse features a high thermal withstand current, allowing it to continuously handle high levels of current without overstressing the thermal characteristics of the fuse.

Conclusion

The 0452001 MRSN fuse is a versatile and reliable high-voltage fuse designed for use in a variety of applications, including motor control, industrial equipment, and other machinery. It features a UL 4248-1 listing for up to 17.5kV system use and is UL Recognized up to 600V. The fuse utilizes a metal or alloy strip that melts when an excessive amount of current passes through it, breaking the circuit it is protecting and limiting further current flow. With a fast response time and a high thermal withstand current, the 0452001 MRSN fuse is an ideal choice for users who need reliable and efficient protection.

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