3404.0044.11

Response Time:	Fast
Size / Dimension:	0.291" L x 0.122" W x 0.102" H (7.40mm x 3.10mm x 2.60mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	cURus
Melting I²t:	0.013
Breaking Capacity @ Rated Voltage:	100A
Mounting Type:	Surface Mount
Package / Case:	2-SMD, J-Lead
Series:	OMF 125
Voltage Rating - DC:	125V
Voltage Rating - AC:	125V
Current Rating:	375mA
Fuse Type:	Board Mount (Cartridge Style Excluded)
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

Fuses are one of the most essential electrical components for protection in electrical power systems. Unlike other electrical components that provide over current and overload protection, the 3404.0044.11 is an explosion-proof fuses designed for use in hazardous or special environment application. It uses a spring-loaded operating element that detonates and vented the arc energy when a short circuit or overload occurs. This article will discuss the application field and working principle of 3404.0044.11.

Application Field of 3404.0044.11

The 3404.0044.11 is an explosion-proof fuse that is designed for use in hazardous and special environment application. It is used as an overcurrent and overload protection in areas where sparks or open flames are not allowed due to safety considerations. It is also used in applications that require shock and vibration resistance, such as those associated with mining and oil and gas industry.

Working Principle of 3404.0044.11

The operation of the 3404.0044.11 is based on the principle of a pneumatic detonator. When a high current passes through the fuse element, the heat generated by the current flow causes an increase in pressure inside the fuse element. Once the pressure reaches the predetermined threshold, the fuse element is vented and the arcing zone is extinguished.The current rating of the 3404.0044.11 is determined by two parameters: spring force and arc voltage. The spring force influences the arc voltage and, in turn, the amount of current that can be safely passed through the fuse element. The arc voltage determines the current rating of the fuse, meaning the amount of current that can flow safely through the fuse element.

Conclusion

The 3404.0044.11 is a specially designed explosion-proof fuse for use in hazardous environments. It uses a spring-loaded operating element that detonates and vented the arc energy when a short circuit or overload occurs. It is designed to protect against high current and overloads and is particularly suitable for use in areas where sparks or open flames are not allowed. The current rating of the 3404.0044.11 is determined by two parameters: spring force and arc voltage.

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