3JQ 400-R

Package / Case:	2AG, 5mm x 15mm (Axial)
DC Cold Resistance:	0.46 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:	0.05
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:	400mA
Fuse Type:	Cartridge, Glass
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction

Fuses are devices that are designed to carry and interrupt electric current in a circuit. They are used to prevent overloads and short circuits and ensure the safe and uninterrupted flow of current. In addition to its protective functions, a fuse can also be used as a switch for current control. Among the different available varieties of fuses, 3JQ 400-R is a type of protective fuse that offers excellent protection and is widely used in a variety of applications.

3JQ 400-R Fuse – Features & Benefits

3JQ 400-R is a single fuse element, with a socket type carrier, complete with a base and an optional end cap. It is a size-dependent fuse that is designed to provide superior protection in a variety of industrial applications. It is designed with a solid state trip design, which helps provide an accurate time delay. The fuse has a high speed thermal and magnetic blowout characteristic that helps protect the circuits from sudden overcurrents and short circuits. It is also designed with a robust construction to ensure superior durability and a longer service life.

3JQ 400-R Fuse – Applications

3JQ 400-R fuses are mainly used to protect electrical circuits from damage due to overcurrent and short circuits. It is commonly used in high voltage applications such as motors, generators, transformers, etc., and can be used with a variety of motor starters and controls. It is also used in medium voltage applications such as control panels, switchgear and other power distribution components. It can also be used in motor control centers, power factor correction circuits, and other electrical switching applications.

3JQ 400-R Fuse – Working Principle

3JQ 400-R fuses operate on a thermal-magnetic principle. When an overcurrent or short circuit occurs, the thermal element of the fuse melts and opens the circuit, breaking the current flow and protecting the circuit from damage. The magnetic element of the fuse helps to limit the current flow and provides the fuse with a precise time delay. It also helps to reduce the possibility of nuisance tripping and helps to maintain the reliability and safety of the circuit.

Conclusion

3JQ 400-R is a high quality and reliable fuse widely used in industrial and power applications for circuit protection. Its robust construction and superior time delay characteristics make it suitable for a variety of applications where precise protection from overcurrents and short circuits is needed. Moreover, its simple installation, easy maintenance, and superior durability makes it an ideal choice for electrical protection.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description