SPFI008.L

Applications:	Solar (Photovoltaic)
DC Cold Resistance:	0.0178 Ohms
Size / Dimension:	0.406" Dia x 2.500" L (10.31mm x 63.50mm)
Package / Case:	Cylindrical, Blade Terminals
Mounting Type:	Holder
Breaking Capacity @ Rated Voltage:	20kA
Operating Temperature:	--
Approvals:	CE, UR
Class:	--
Features:	--
Series:	POWR-GARD® SPFI
Response Time:	Fast
Voltage Rating - DC:	1kV
Current Rating:	8A
Fuse Type:	Cartridge
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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IntroductionSPFI008.L is a special electrical fuse that belongs to the broad family of specialty fuses. It is a product of the Siemens Fuse Group, and is widely used in automotive, industrial, and residential applications, as it provides robust protection against both over-voltage and over-current conditions. In this article, we will be exploring the application field and working principle of the SPFI008.L.Application FieldThe SPFI008.L fuse is suitable for a variety of automotive applications, such as power distribution systems, fuel pumps, and alternators. It is also used in a variety of industrial applications, including electronic equipment, lighting systems, and many more. Moreover, it is suitable for residential applications, such as HVAC systems, home appliances, and power supplies.Working PrincipleThe SPFI008.L works on the principle of over-current protection. When an over-current condition is detected, the fuse element melts, interrupting the circuit and thereby preventing excessive current from running through the system. This type of fuse is considered preferable for automotive systems due to its fast response times to over-current conditions.The fuse has an operating temperature range of -40°C to +125°C, and can withstand over-voltage conditions of up to 1500V. It is equipped with a Mechanical Thermal Magnetic trip element for fast and reliable protection against over-currents. Additionally, the fuse is designed to provide reliable protection even under high ambient temperatures, and it is also resistant to moisture and shock.The SPFI008.L has a standard fusing capacity of 100A and a maximum continuous operating current of 80A. It also features a voltage rating of 32V and a time delay of 10 Seconds. This time delay ensures that the fuse does not trip in the event of a momentary surge, such as a generator start-up. ConclusionIn conclusion, the SPFI008.L is a fast-acting thermal-magnetic fuse that is suitable for a variety of automotive, industrial, and residential applications. It provides reliable protection against both over-voltage and over-current conditions, and it does so with a time delay of 10 Seconds to avoid false trips. The fuse has a fusing capacity of 100A and a continuous operating current of 80A, and it is designed to be resistant to moisture, shock, and high ambient temperatures.

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