BK/PCI-5

Response Time:	Fast
Size / Dimension:	0.350" L x 0.184" W x 0.345" H (8.89mm x 4.67mm x 8.76mm)
Color:	--
Operating Temperature:	--
Approvals:	CSA, UL
Melting I²t:	5
Breaking Capacity @ Rated Voltage:	10kA AC, 4.2kA DC
Mounting Type:	Through Hole
Package / Case:	Radial, Box
Series:	PC-Tron®
Voltage Rating - DC:	400V
Voltage Rating - AC:	125V
Current Rating:	5A
Fuse Type:	Board Mount (Cartridge Style Excluded)
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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BK/PCI-5 Application Field and Working Principle

Fuses have been an essential safety feature in electrical and electronic devices for decades. In recent years, the BK/PCI-5 series of fuses have become increasingly popular for their superior safety, durability, and flexibility. In this article, we\'ll take a look at the application field and working principle of the BK/PCI-5 series of fuses.The BK/PCI-5 series of fuses are designed to protect high voltage electrical systems from overloads, short circuits, and other dangerous events. They are commonly used in high voltage distribution networks, high voltage switching stations, and substations. They are also utilized in residential and commercial applications, such as fuse boxes and circuit breakers.The BK/PCI-5 series of fuses are relatively current sensitive; meaning that the current rating of the fuse is much lower than the breaking capacity of a circuit. In other words, the fuse will trip before the current reaches the point where the circuit breaker trips. This is done to protect the circuit from dangerous levels of current.The BK/PCI-5 series of fuses work using a mechanism known as thermal-magnetic operation. When the current flowing through the fuse exceeds its rated value, the thermal element in the fuse heats up. This causes the metal filament inside the fuse to expand, and it then physically breaks, disconnecting the circuit. This disconnection prevents the harmful flow of excessive current and protects the device from damage.The BK/PCI-5 series of fuses are available in a wide range of ratings and sizes, including standard and miniature types. Each type has specific current ratings and time-delayed characteristics.The standard fuses are usually rated up to 5kA, while the miniature types are rated up to 2.7kA. The different time-delayed characteristics allow the users to select a fuse that is best suited for their particular application.The BK/PCI-5 series of fuses are designed to be resistant to a wide range of environmental conditions. They are highly durable and can withstand vibration, shock, moisture, dust, and extreme temperatures. This makes them suitable for use in many industrial and commercial applications.In addition to their superior safety, durability, and flexibility, the BK/PCI-5 series of fuses are also economical. Their low cost and availability make them an attractive alternative to other types of fuses.In conclusion, the BK/PCI-5 series of fuses are an ideal choice for many high voltage applications. They are reliable, durable, and economically priced. Their thermal-magnetic operation ensures superior safety and protection from dangerous levels of current. With their wide range of ratings and sizes, they are highly adaptable and can easily be integrated into existing systems.

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Part Number	Manufacturer	Price	Quantity	Description