5TT 7

Series:	5TT
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Obsolete
Fuse Type:	Cartridge, Ceramic
Current Rating:	7A
Voltage Rating - AC:	125V
Response Time:	Slow
Package / Case:	5mm x 20mm
Mounting Type:	Holder
Breaking Capacity @ Rated Voltage:	10kA
Approvals:	CE, CSA, PSE
Operating Temperature:	-55°C ~ 125°C
Color:	--
Size / Dimension:	0.201" Dia x 0.787" L (5.10mm x 20.00mm)

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What is 5TT 7 Fuses

5TT 7 fuses are commonly used in automated systems to offer protection against overtemperature. The thermal fuse, also known as thermal cut-off, is a type of electrical device designed to protect electrical components from overheating and potential damage.

Application Fields

Thermal fuses like 5TT 7 fuses are typically used in household appliances, light switches, automotive components, medical equipment, and other electrical components. They provide fast and reliable protection for electrical components and can help prevent system failures due to overheating.

Working Principle

The 5TT 7 fuse has a bimetallic strip at its core. The strip is composed of two metals with different thermal coefficients and the strip is structurally held in a tightly wound coil. The coil is connected to an electrical circuit. As the temperature in the surrounding environment increases, the bimetallic strip expands, and thus the electrical fuse is tripped. When the temperature falls below a certain threshold, the strip contracts and the electrical circuit is reset. This process helps protect the circuit from overheating and potential damage.

Advantages

The 5TT 7 fuse has several advantages over traditional electrical fuses. First of all, because the tripping temperature of these fuses is set at the manufacturing stage, they can provide highly reliable protection against overheating. There\'s no need to manually adjust or reset the fuse each time the temperature of the surrounding environment changes. Furthermore, these fuses can offer protection from even short-term overloading, where traditional fuses would fail. Finally, they can offer a fast response time and high accuracy.

Conclusion

5TT 7 fuses are commonly used in automated systems to offer protection against overtemperature. They are typically used in household appliances, light switches, automotive components, medical equipment, and other electrical components. The 5TT 7 fuse has a bimetallic strip at its core and the strip is structurally held in a tightly wound coil. As the temperature in the surrounding environment increases, the bimetallic strip expands, and thus the electrical fuse is tripped. These fuses have several advantages over traditional electrical fuses, and they can provide highly reliable protection against overheating.

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