SDF DF184S

Series:	SDF
Part Status:	Active
Lead Free Status / RoHS Status:	--
Holding Temperature:	160°C (320°F)
Moisture Sensitivity Level (MSL):	--
Rated Functioning Temperature:	184°C (363°F)
Voltage - Rated AC:	250V
Current Rating:	10A
Approvals:	CCC, cUL, PSE, UL, VDE
Maximum Temperature Limit:	--
Package / Case:	Axial

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Thermal cutoffs (thermal fuses)

Thermal cutoffs, also known as thermal fuses, are an important type of electrical safety devices. They are electrical switches designed to protect against specific current and temperature conditions. Thermal cutoffs are commonly used in a variety of consumer, industrial, and medical applications.The SDF DF184S is a type of thermal cutoff that is designed to protect against current overloads and hot spots. It is comprised of a metal oxide film, a thermal element, and two electrical terminals. The thermal element is divided by two electrodes, one of which is insulated from the other so as to detect only the temperature difference between the two sides. When the temperature of the thermal element exceeds the maximum temperature rating of the thermal fuse, the insulation breaks down, causing an electrical connection to open and interrupt the electrical current.The working principle of the SDF DF184S is relatively simple. When the temperature of the thermal element exceeds a certain temperature, the bond between the metal oxide film and the thermal element is broken and an electrical connection is opened. This effectively interrupts the current, thereby shutting off the power and protecting against overloading and hot spots.The SDF DF184S has a wide range of applications. It is most commonly used to protect electrical circuits from currents that exceed safe levels. It is also often used as an electrical safety device to ensure that electronic components and appliances are not subjected to excessive temperatures caused by current overloads. Additionally, the SDF DF184S is commonly used in medical equipment to protect sensitive equipment such as pacemakers from electrical surges.In order to ensure maximum safety, the SDF DF184S is required to be installed as close as possible to the equipment being protected. The thermal element should be in contact with the device\'s case or heat sink in order to detect any temperature increases. The thermal fuse should also be installed away from any inductive or capacitive loads in order to avoid the risk of current overloads.Overall, the SDF DF184S is a type of thermal cutoff designed to protect electrical circuits against excessive currents and hot spots. It is relatively easy to install and is commonly used in a variety of consumer, industrial, and medical applications. The SDF DF184S provides an effective way to protect circuits from damaging overcurrents while also ensuring that all equipment remains within safe temperature limits.

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