LA70QS404

Response Time:	Fast
Size / Dimension:	1.000" Dia x 2.874" L (25.40mm x 73.00mm)
Package / Case:	Cylindrical, Blade Terminal (Bolt)
Mounting Type:	Bolt Mount
Breaking Capacity @ Rated Voltage:	200kA AC, 100kA DC
Operating Temperature:	--
Approvals:	CSA, UR
Class:	--
Features:	--
Applications:	Electrical, Industrial
Series:	POWR-GARD® LA70QS
Voltage Rating - DC:	700V
Voltage Rating - AC:	700V
Current Rating:	40A
Fuse Type:	Cartridge
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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LA70QS404 Application Field and Working Principle

The LA70QS404 is a specialty fuse designed for Certain Circuitry. This type of fuse is designed to help protect against both short circuit conditions that put extra strain on the system and fault conditions that cause an overloading of the system. The LA70QS404 also provides overload protection in case of a short circuit overload.Because the LA70QS404 fuse is specifically designed for certain circuitry, there are certain details about its operation that must be considered in order to ensure it meets the required specifications. To begin with, the LA70QS404 has a voltage rating of 1000 volts and an amperage rating of 4 amperes. These ratings are important to consider because the actual specifications of the system can often exceed these ratings if they are not taken into account.Another important factor to consider is the working temperature range for the LA70QS404. This working temperature range is typically from -40°C to 130°C (-40°F to 266°F). This temperature range is important to consider because, as the temperature goes beyond or falls below this range, the protection characteristics of the fuse may be affected.The working principle of the LA70QS404 is relatively straightforward. When a fault occurs, the contacts of the fuse close, causing a current to be passed through the fuse element. This causes the fuse to heat up, which eventually causes the element to vaporize, thus breaking the circuit and preventing any further current from being passed. Once this occurs, the contacts of the fuse will automatically re-open, thus restoring normal operation of the circuit.One of the benefits of using the LA70QS404 is that it is designed to provide an exact indication of when a fault occurs. The contacts are normally in an off position, unless a fault occurs, at which point the contacts close and trigger the fuse element to heat up. This provides an indication to the user that something is wrong with the system, as well as providing protection against any further damage.Because of its reliability, the LA70QS404 is often used in a variety of applications, ranging from network systems and telecommunications to industrial systems and power supplies. Its reliability and ability to provide an indication of when a fault occurs makes it a great choice for protecting vital circuitry.In conclusion, the LA70QS404 is a specialty fuse designed for certain circuitry. It is designed to protect against both over-current and short circuit overloads, and is rated with a voltage rating of 1000 volts and an amperage rating of 4 amperes. It also has a working temperature range of -40°C to 130°C (-40°F to 266°F) which must be taken into account. Finally, the LA70QS404 is designed to provide an exact indication of when a fault occurs and is therefore often used in a variety of applications.

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Part Number	Manufacturer	Price	Quantity	Description