5MT 3-R Circuit Protection

Package / Case:	5mm x 20mm
DC Cold Resistance:	0.035 Ohms
Size / Dimension:	0.201" Dia x 0.787" L (5.10mm x 20.00mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	CE, CSA, cURus, PSE
Melting I²t:	58
Breaking Capacity @ Rated Voltage:	100A
Mounting Type:	Holder
Series:	5MT
Response Time:	Medium
Voltage Rating - AC:	250V
Current Rating:	3A
Fuse Type:	Cartridge, Glass
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Fuses

A fuse is a device designed to protect electrical circuits from excessive current or other dangerous conditions. The 5MT 3-R fuse is a superior type of fuse designed to protect circuits from overloads and short circuits. It is more effective than traditional fuses, making it a popular choice for applications in industrial, commercial, and residential electrical systems.

Application Field

The 5MT 3-R fuse is a safety device commonly used in residential, commercial, and industrial electrical applications. It is ideal for applications that require circuit protection from various types of overloads and short circuits. It is widely used in AC motor control systems, distribution systems, high voltage and low voltage electrical systems, and other systems that need protection from hazardous conditions.The 5MT 3-R fuse is also used in electrical installations, equipment, and components that require fast short circuit and overload protection. It is typically used in place of traditional fuses, providing superior performance and reliability over longer periods of time.

Working Principle

The 5MT 3-R fuse is a thermal cutoff device designed to open an electrical circuit when an excessive current or other hazardous condition is present. When a pre-determined level of current is exceeded, the alloy pellet in the fuse melts, interrupting the circuit and protecting the system from damage.This type of fuse operates on the principle of temperature rise. The current flowing through the fuse produces heat, which then melts the alloy pellet. The alloy pellet is made of a material that has a melting temperature of 500°C. When the current exceeding the fuse\'s rating is present, the pellet melts, breaking the electrical circuit and protecting the system.

Conclusion

The 5MT 3-R fuse is an important safety device designed to protect electrical systems from overloads and short circuits. It is widely used in industrial, commercial, and residential applications to protect circuits from hazardous conditions. This type of fuse operates on the principle of temperature rise, with an alloy pellet melting when an excessive current is present, breaking the electrical circuit and protecting the system.

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