0877002.MRT1SSEP

Package / Case:	Cartridge, Non-Standard (Axial)
DC Cold Resistance:	0.035 Ohms
Size / Dimension:	0.142" Dia x 0.394" L (3.60mm x 10.00mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	cURus, CQC, KC, PSE, VDE
Melting I²t:	24.6
Breaking Capacity @ Rated Voltage:	35A
Mounting Type:	Through Hole
Series:	877
Response Time:	Slow
Voltage Rating - AC:	250V
Current Rating:	2A
Fuse Type:	Cartridge, Ceramic
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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0877002.MRT1SSEP Fuses

Fuses are special devices designed to limit the current in an electrical circuit and prevent damage from overload or short circuit. The 0877002.MRT1SSEP fuse is a particularly resilient model, designed for an array of industrial and commercial applications.

Applications

The 0877002.MRT1SSEP is most often used for its high short-circuit current-limiting capabilities in circuits up to 600V. Specifically, it is a popular choice for large motors, transformers, resistive heating, or for heavy-load applications like starter coils, along with many others. Its Voltage Protection Rating (VR) of 600VAC, short-circuit current-breaking capacity up to 48kV and interrupting rating up to 400A or 5000A, respectively, makes it ideal for a wide range of uses. In particular, the 877002.MRT1SSEP can be used as a power distribution protection device where high voltage and high currents are involved.

Working Principle

The 0877002.MRT1SSEP works by melting when too much current passes through it. This is achieved by the system’s time-delay fuses, which comprise three main elements; the breaker, the switch and the arc chute.The breaker, which is connected to the switch, is designed to open and close the fuse when it experiences excessive current, which occurs when a fault occurs in the connected electrical path. The switch and arc chute, which are designed to contain the electric arc, give the fuse its time-delay characteristic, allowing it to resurge new and more dangerous currents before the fuse melts. The fuse is also designed to self-restore after it has melted due to the introduction of a new current. To ensure maximum safety and protection, the 0877002.MRT1SSEP is designed to be completely replaceable.

Conclusion

The 0877002.MRT1SSEP fuse is a highly resilient and versatile high-voltage fuse designed for heavy industrial applications and power distribution systems. Its time-delay characteristics and self-resetting feature makes it ideal for industrial applications. The fuses are designed to melt when encountering excessive current, and are easily replaceable for added safety and protection.

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