3AG 300-R

Package / Case:	3AB, 3AG, 1/4" x 1-1/4"
DC Cold Resistance:	2.7 Ohms
Size / Dimension:	0.250" Dia x 1.252" L (6.35mm x 31.80mm)
Color:	--
Operating Temperature:	-55°C ~ 125°C
Approvals:	CE, CSA, cULus
Melting I²t:	0.044
Breaking Capacity @ Rated Voltage:	200A
Mounting Type:	Holder
Series:	3AG
Response Time:	Fast
Voltage Rating - AC:	250V
Current Rating:	300mA
Fuse Type:	Cartridge, Glass
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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<h2>Introduction</h2>Fuses are important electrical components used to protect circuits and devices from short circuits and other potential dangers. 3AG 300-R fuses are an important type of fuses that can be used in a variety of applications and offer a high degree of protection and reliability. This article will discuss the application field and working principle of 3AG 300-R fuses.<h2>Application Field</h2>3AG 300-R fuses are designed to be used in low-voltage applications. They are typically used in residential and commercial applications such as motor and appliance protection, lighting control, and fire alarm protection. 3AG 300-R fuses are also used in industrial applications such as air conditioning, HVAC, and process control equipment. They can also be used in marine applications such as bilge pumps, navigation lights, and fire detection systems.3AG 300-R fuses are suitable for use in enclosed or open-type equipment and are certified to UL standard 248-3. They are available in both dual and quad ratings, with current ratings from 4A to 250A depending on the model.<h2>Working Principle</h2>3AG 300-R fuses are designed to protect electrical circuits from damage caused by overloads or short circuits. When an overload current flows through the circuit, the fuse\'s internal melting element heats up and melts, which opens the circuit and interrupts the current flow. This is known as an "open-circuit" or "blown" fuse.The 3AG 300-R fuse\'s current rating (in amperes) depends on the model. The current rating indicates the maximum current that can flow through the fuse without opening the circuit. If the current exceeds the fuse\'s rating, the fuse will open the circuit and interrupt the current flow.<h2>Conclusion</h2>In conclusion, 3AG 300-R fuses are an important type of fuses that can be used in a variety of applications and offer a high degree of protection and reliability. They are designed to protect electrical circuits from damage caused by overloads or short circuits, and their current ratings (in amperes) depend on the model. If you\'re looking for a reliable fuse for your electrical circuit, then 3AG 300-R fuses may be the right choice for you.

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