2778

Series:	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Fuseholder Type:	Block
Moisture Sensitivity Level (MSL):	--
Fuse Type:	Cartridge
For Use With/Related Products:	KAZ
Fuse Size:	0.406" Dia x 2" L (10.3mm x 50.8mm)
Number of Circuits:	1
Voltage:	600V
Mounting Type:	Chassis Mount
Orientation:	--
Termination Style:	Quick Connect - 0.250" (6.3mm)
Contact Material:	--
Contact Finish:	--

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Introduction

Fuseholders are a type of electrical safety device used to protect electrical circuits from overload and short circuit. They are designed to allow fuses to be conveniently and safely installed in electrical systems. Fuseholders can be used to protect against both high current and low current faults. This article will look at the application field and working principle of 2778 fuseholders.

Applications of 2778 Fuseholders

The 2778 series of fuseholders, also known as DIN rails, are commonly used in many industrial and manufacturing applications. These heavy-duty fuseholders are designed to provide reliable protection to medium and high power switchgear. The 2778 fuseholders have a variety of standard features including integrated circuit breakers, motor protection switches, and surge protection devices. Additionally, they are designed to provide excellent environmental protection and thermal and mechanical stability.2778 fuseholders are ideal for the industrial sector due to their modular design and exceptional dielectric strength. They can be used in applications such as motor control, lighting control, and power distribution systems. Additionally, they are suitable for the automation and control of machinery and processes in large systems such as metallurgical, automotive, mining, and other heavy industry.

Working Principle of 2778 Fuseholders

The basic working principle of a 2778 fuseholder is to provide overload and short circuit protection. Once a current exceeds the designed rating of the fuse, an arc is created within the fuse and the heat generated by the arc melts the fuse link, thus breaking the connection and protecting the equipment. The fuses used in 2778 fuseholder have a rated current value and a breaking capacity. The rated current value is the amount of current the fuse can safely carry. The breaking capacity is the maximum current the fuse can interrupt. The breaking capacity of the fuse must be greater than or equal to the peak short circuit current in the system in order for the fuse to provide adequate protection. The 2778 fuseholder also provides thermal and mechanical protection for the circuit. Heat generated by the current flow is always removed from the device by means of fins or heat sinks. Additionally, the fuse holders are designed to hold the fuse securely in place and maintain the correct level of tension on the internal fuse links. This prevents accidental removal or loosening of the fuse.

Conclusion

The 2778 series of fuseholders are suitable for a range of electrical applications due to their modular design, excellent dielectric strength, and protection against overload and short circuit faults. The working principle of the 2778 fuseholders is simple, but highly effective, and ensures the safety of the system and equipment.

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