MDA-1-100UNP-R

Series:	MDA
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Moisture Sensitivity Level (MSL):	--
Fuse Type:	Cartridge, Ceramic
Response Time:	Slow
Package / Case:	--
Mounting Type:	--
Breaking Capacity @ Rated Voltage:	--
Approvals:	--
Operating Temperature:	--
Color:	--
Size / Dimension:	--

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Fuses

Fuses are devices used in electrical systems to protect against overloads and short circuits. The MDA-1-100UNP-R is a popular fuse designed for current limiting, and it is often used in industrial and domestic settings. This article will explain the application field and working principle of the fuse.

Application Field

The MDA-1-100UNP-R fuse can be used in residential applications such as small-scale appliances and in industrial settings such as ships, factories, power generation substations, and air conditioning systems. It can also be used in automotive systems to protect passengers and their electronic systems from electrical damage. In addition, the fuse is suitable for DC or AC circuits with an alternating current surge of up to 2000 volts.

Working Principle

The main function of the MDA-1-100UNP-R fuse is to protect the system and its components from electrical over-currents. It uses a meltable element, usually a thin strip of metal, to act as a conductor and to limit the amount of current that can pass through. When an over-current occurs, the metal in the fuse melts and breaks the circuit, thus interrupting the flow of current and protecting the circuit from further damage.The MDA-1-100UNP-R is also designed to be time-delay. This means that it is capable of withstanding higher short-circuit currents for a short amount of time without tripping. This makes the fuse more suitable for applications that are prone to inrush currents or operating short-circuits, such as motor start-ups.

Safety Features

The MDA-1-100UNP-R fuse has built-in safety features to ensure that it is always functioning correctly. It has a wide operating temperature range and it also includes a thermal fuse that will disconnect the circuit if the temperature of the device exceeds a certain level. This prevents any overheating from occurring in the circuit and reduces the risk of fire. The fuse also features a self-loss sensing mechanism, which means that it will react to small changes in resistance and react accordingly. This is useful in applications where the device is subjected to large amounts of voltage or current, as it prevents the fuse from tripping over and causing an overload.

Conclusion

The MDA-1-100UNP-R fuse is a reliable and effective current limiting device for both residential and industrial purposes. It offers time-delay operation, thermal protection, and self-loss sensing, making it suitable for a variety of applications. By understanding its application field and working principle, electrical engineers can ensure that they select and install the fuse correctly.

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