BK/PCF-3/4-R Allicdata Electronics
Allicdata Part #:

BK/PCF-3/4-R-ND

Manufacturer Part#:

BK/PCF-3/4-R

Price: $ 3.68
Product Category:

Circuit Protection

Manufacturer: Eaton
Short Description: FUSE BRD MNT 750MA 250VAC 450VDC
More Detail: N/A
DataSheet: BK/PCF-3/4-R datasheetBK/PCF-3/4-R Datasheet/PDF
Quantity: 1000
Moisture Sensitivity Level (MSL): 1 (Unlimited)
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
100 +: $ 3.34152
Stock 1000Can Ship Immediately
$ 3.68
Specifications
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: 0.016
Breaking Capacity @ Rated Voltage: 50A AC, 5.9kA DC
Mounting Type: Through Hole
Package / Case: Radial, Box
Series: PC-Tron®
Voltage Rating - DC: 450V
Voltage Rating - AC: 250V
Current Rating: 750mA
Fuse Type: Board Mount (Cartridge Style Excluded)
Moisture Sensitivity Level (MSL): --
Part Status: Active
Lead Free Status / RoHS Status: --
Packaging: Bulk 
Description

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

BK/PCF-3/4-R Application Field and Working Principle

Fuses are a highly critical safety components used in electronic devices for the purposes of protecting both the device and the user from potential harm. The BK/PCF-3/4-R is a time-delay fuse, known as an HRC (High Rupture Capacity) fuse, designed specifically as a main fuse specifically designed for applications requiring higher current ratings for larger electrical systems. This fuse is commonly used in commercial, industrial, and residential applications.

This type of fuse is characterized by a quick reaction time at smaller overcurrents. This allows it to protect the device from short-term overloads and reduces the risk of fires in the case of a more serious fault. The BK/PCF-3/4-R also has a longer time-delay reaction at high levels of overcurrent. This feature prevents the fuse from triggering during power-related interruptions that may occur during the operation of the system.

The BK/PCF-3/4-R is designed to be installed in standard fuse holders that accept 3/4-inch diameter HRC fuses. It can be equipped with a replaceable ceramic insert, which is intended to break when the fuse opens due to an overload or short circuit. The ceramic insert helps prevent the accumulation of deposit or burnt material inside the fuse holder.

The working principle of the BK/PCF-3/4-R is based on the creation of an electric arc within the fuse element when an overcurrent is detected. An accelerant contained within the element is used to speed up the arc formation, which then dissipates the overcurrent and breaks the circuit. The replaceable ceramic insert then ensures that no hazardous material can accumulate in the fuse holder.

The BK/PCF-3/4-R fuse is rated for current ratings between 30A and 400A, and has a voltage rating of 240V. The fuse is UL listed and CSA approved, which further demonstrates its safety. It is designed for use in a wide range of applications, such as HVAC systems, pumps, compressors, refrigeration systems, electronics, lighting, machine control, and automation.

Overall, the BK/PCF-3/4-R fuse offers reliable and efficient protection against overloads and short circuits in systems with large current requirements. It is designed to meet the highest safety standards and is simple to install in any standard fuse holder. The fuse also benefits from a long-lasting time-delay reaction, which prevents undesirable tripping in case of power-related interruptions.

The specific data is subject to PDF, and the above content is for reference

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