Allicdata Part #: | 0274.250V-ND |
Manufacturer Part#: |
0274.250V |
Price: | $ 8.67 |
Product Category: | Circuit Protection |
Manufacturer: | Littelfuse Inc. |
Short Description: | FUSE BOARD MNT 250MA 125VAC/VDC |
More Detail: | N/A |
DataSheet: | 0274.250V Datasheet/PDF |
Quantity: | 1000 |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
5 +: | $ 7.88760 |
Specifications
Series: | MICRO™ 274 |
Packaging: | Bulk |
Lead Free Status / RoHS Status: | -- |
Part Status: | Active |
Moisture Sensitivity Level (MSL): | -- |
Fuse Type: | Board Mount (Cartridge Style Excluded) |
Current Rating: | 250mA |
Voltage Rating - AC: | 125V |
Voltage Rating - DC: | 125V |
Response Time: | Fast |
Package / Case: | Radial, Can, Vertical |
Mounting Type: | Through Hole |
Breaking Capacity @ Rated Voltage: | 10kA |
Melting I²t: | 0.0064 |
Approvals: | CSA, QPL, UL |
Operating Temperature: | -- |
Color: | -- |
Size / Dimension: | 0.250" Dia x 0.350" H (6.35mm x 8.89mm) |
DC Cold Resistance: | 1.75 Ohms |
Description
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0274.250V is a fuse commonly utilized in electrical installations and is part of the broader category of fuses. Fuses, in general, are devices utilized to protect electrical appliances, components, and circuits from overloading. They act as a safety mechanism in case of high voltage or currents, and are a critical factor in preventing fires due to electrical overloads. When an overload or spike in electrical current occurs, the metal strip((inside the fuse)) will experience an increase in temperature. This temperature increase is most likely to occur at critical junction points such as major circuit components{ (like diodes, transistors, or switches)}. The increase in temperature is caused by the large increase of current flowing through the fuse. When the temperature increase exceeds the melting point of the strip((inside the fuse)), the metal strip will melt and break the circuit, essentially protecting the electrical components, appliances, and the circuit itself from an overload. The 0274.250V fuse is a special type of fuse known as a Fast-Acting Fuse (also referred to as an Instantaneous Fuse). This fuse is used in applications where rapid overcurrent protection is necessary. It is designed to respond quickly to a sudden overcurrent situation and will trip the circuit almost instantaneously. Generally, this type of fuse will trip in less than one second. The 0274.250V fuse is the most commonly used voltage rating for fast-acting fuses. It stands for 277 Volts, AC. This voltage rating indicates the highest operating voltage the fuse can safely handle. The 0274.250V is most often used to protect 120-volt or 277-volt circuits. This fuse is usually installed in panelboards, switchboards, or equipment and machinery. The term 0274.250V is often used to refer to fast-acting and time-delay fuses of similar voltage ratings. 0274.250V fuses can be found in a variety of sizes and amperage ratings. Depending on the application, the amperage ratings range from 0.1A to 600A. It is important to choose a fuse with an amperage rating that is appropriate for the application. In order to determine the correct fuse rating for an application, the current load must be known. The current load is determined by calculating the current that will flow through the circuit (amps). Once the current load has been determined, the correct fuse size and amperage rating can be selected. The 0274.250V fuse has multiple applications and is a critical component of electrical installations. It is an invaluable component of protecting circuits and components from an overload and can prevent serious damage and even fires.
The specific data is subject to PDF, and the above content is for reference
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