044003.5WRA

Response Time:	--
Size / Dimension:	0.126" L x 0.064" W x 0.033" H (3.20mm x 1.63mm x 0.84mm)
Color:	--
Operating Temperature:	-55°C ~ 150°C
Approvals:	CSA, UR
Melting I²t:	1.789
Breaking Capacity @ Rated Voltage:	50A
Mounting Type:	Surface Mount
Package / Case:	1206 (3216 Metric)
Series:	440A
Voltage Rating - DC:	32V
Voltage Rating - AC:	32V
Current Rating:	3.5A
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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Fuses

044003.5WRA Application Field and Working Principle

Fused disconnectswitches are components used for electric power distribution. They are widely used to protect equipment and handle large amounts of electricity.The 044003.5WRA is a type of fused disconnectswitch manufactured by Wright Line, and it is used to safely turn off electricity in applications such as roadways and highways.The switch features a sealed-in fuse that will stop the flow of electricity to prevent overheating and thermal damage.

Application Field

The 044003.5WRA is specifically designed for use in outdoor applications such as street lighting, roadway crossing protection, and home security systems. It is capable of handling up to 200 current-carrying amperes, making it suitable for a wide range of applications.

Working Principle

The 044003.5WRA works by using a thermal fuse to stop the flow of electricity. This thermal fuse is designed to react to an increase in current in order to protect the system from overheating. When the fuses are triggered, they expand and open up an electrical circuit, preventing electricity from flowing and stopping the current from increasing further.The 044003.5WRA also features an anti-shorting feature. This feature prevents the switch from being shorted out in the event of an interruption in power. The switch has an LED indicator light that will light up when the switch is in an "off" position, providing an extra level of safety.

Safety Features

The 044003.5WRA comes with several safety features. The switch is designed to be installed in a metal enclosure, providing additional protection against electric shock. Additionally, the switch is UL listed, meaning that it has been tested and approved for use in specific types of installations.

Maintenance

The 044003.5WRA switch requires regular maintenance in order to ensure that it stays in good working order. The most important maintenance task is to regularly check the fuses for signs of wear and tear. If the fuses appear to be damaged or worn, they should be replaced with new ones.In addition to checking the fuses, regular inspections of the switch should be undertaken. This includes inspections of the wiring, the switch body, and the connection points. If any damage is detected, it should be repaired or replaced as soon as possible.

Conclusion

The 044003.5WRA fused disconnectswitch is a component used for electric power distribution and is capable of handling up to 200 current-carrying amperes. It works by using a thermal fuse to stop the flow of electricity, and features an anti-shorting feature and LED indicator light for added safety. The switch requires regular maintenance and inspection to ensure that it continues to work properly.

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Part Number	Manufacturer	Price	Quantity	Description