3JQ 300-R TR

Package / Case:	2AG, 5mm x 15mm (Axial)
DC Cold Resistance:	1.18 Ohms
Size / Dimension:	0.217" Dia x 0.591" L (5.50mm x 15.00mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	CE, CSA, cURus
Melting I²t:	0.026
Breaking Capacity @ Rated Voltage:	100A AC, 150A DC
Mounting Type:	Through Hole
Series:	3JQ
Response Time:	Fast
Voltage Rating - DC:	140V
Voltage Rating - AC:	350V
Current Rating:	300mA
Fuse Type:	Cartridge, Glass
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction to 3JQ 300-R TR Fuses

Fuses are one of the most important components in the electrical industry. They are designed to provide a reliable protection between the power source and the load by interrupting dangerous overcurrent situations. 3JQ 300-R TR Fuses are widely used in the industry for various applications due to their many advantages.

Application Field

The 3JQ 300-R TR Fuses are designed for low voltage applications up to 600 volts. These fuses are commonly used in commercial and industrial establishments. They are designed for use in a wide variety of equipment like generators, air-conditioners, motors, pumps, transformers, and emergency lighting systems. They are also suitable for motor start-up protection or applications that need short circuit protection.

Working Principle

The 3JQ 300-R TR Fuses work based on a simple yet effective principle. When an overcurrent situation occurs and the current flow exceeds the fuse rating, the internal element of the fuse heats up, creating a pressure that forces a portion of the fuse material to melt. This reduces the amount of current passing through the fuse and protects the circuit from further damage. The fuses are designed with an ampere rating, which indicates the maximum amount of current the fuse can withstand. If the current exceeds that rating, the fuse will blow and cut off the current to protect the circuit and its components from overcurrent damage.

Advantages

The 3JQ 300-R TR Fuses offer many advantages over other types of fuses. They are cost-effective, as they require no special installation. They are also reliable and easy to replace when needed. Additionally, they are incredibly durable, and can handle high-amp draws without breaking or blowing. They also provide the ultimate protection for circuits due to their fast reaction times. Furthermore, due to their small size, they take up less space within a circuit, allowing for more space for additional components. The 3JQ 300-R TR Fuses are also easy to test, allowing for quick inspections.

Conclusion

The 3JQ 300-R TR Fuses provide a great solution for circuit protection applications up to 600 volts. They offer superior protection to other types of fuses due to their fast reaction time and reliable protection. They are cost-effective, reliable, small, and easy to test, making them a great choice for many low voltage applications.

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