0034.3777

Series:	FSL 5x20
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Fuse Type:	Cartridge, Glass
Current Rating:	1.5A
Voltage Rating - AC:	250V
Response Time:	Slow
Package / Case:	5mm x 20mm
Mounting Type:	Holder
Breaking Capacity @ Rated Voltage:	100A
Melting I²t:	2.86
Approvals:	cULus
Operating Temperature:	-40°C ~ 85°C
Color:	--
Size / Dimension:	0.205" Dia x 0.787" L (5.20mm x 20.00mm)

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Introduction

Fuses are an important part of an electrical system. They are a device used to interrupt an electrical circuit in case of an overload or short circuit. In order to ensure the safety of an electrical system, the fuses must be of the appropriate rating. The 0034.3777 is a type of fuse and has its own specific application field and working principle.

Application Field

The 0034.3777 fuse is mainly used in the defence systems. It is designed to protect the defence vehicles from any potential electrical hazards. The fuse can be used to protect the electrical system against short circuit, over-current, and other dangerous electrically related scenarios. The fuse is suitable for both ground and airborne applications as it is able to withstand high vibration and shock levels.

Working Principle

The working principle of 0034.3777 is based on the Ohm\'s law. It states that the current flowing through a circuit is proportional to the voltage across the circuit. Thus, if the current in a circuit exceeds the safe limit, the fuse will automatically trip and disconnect the circuit.The 0034.3777 fuse comprises of a metal strip with a T-shaped end which is enclosed in a cylinder made of mica. When the current exceeds the safe limit, the metal strip expands, breaking the cylinder, thereby disconnecting the circuit. The mica acts as an insulator to ensure no electrical arc is formed.

Advantages

The 0034.3777 offers several advantages over other types of fuses, such as:1. It offers better protection against short circuits or over-currents due to its high breaking capacity. 2. It is highly temperature resistant, making it suitable for long-term use in the defence systems.3. It has a high capacity and is able to handle currents up to 1500A. 4. It requires minimal maintenance and doesn’t require any external power source for operation.

Conclusion

The 0034.3777 fuse is a type of fuse widely used in defence systems. It has a simple working principle based on Ohm\'s law and offers superior protection against short circuits and over-currents. Additionally, it is highly temperature resistant and requires minimal maintenance. The fuse is an important component in any electrical system and thus should be handled with caution.

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