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Siemens SENTRON 3NA3805

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3NA3805

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The 3NA3805 from Siemens functions as a fuse element designed with blade contacts. This component is capable of operating at an AC supply voltage of 500 V and a DC supply voltage of 250 V, making it versatile for different applications.

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Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Technical specifications for 3NA3805

ManufacturerSiemens
Product LineSENTRON
Part Number3NA3805
UPC754554152417
Weight0.06 lbs (0.03 kg)
SeriesAC Drives
ProductFuse Element
DesignWith Blade Contacts
Operating Voltage TypeAC/DC
Supply Voltage (AC)500 V
Supply Voltage (DC)250 V
Protection ClassIP20
Breaking Capacity (AC)120 kA
Breaking Capacity (DC)25 kA
Power Loss1.7 W
Width of Enclosure21 mm
Maximum Operating Altitude1000 meters above sea level without derating

Siemens' 3NA3805 serves as a fuse element ideal for protecting electrical systems. Engineered with blade contacts, this component operates efficiently under both AC and DC voltage types. It supports an AC supply voltage of 500 volts and a DC supply voltage of up to 250 volts. The device is rated at IP20 for protection, ensuring appropriate safety standards in clean environments.

In terms of performance, it exhibits an impressive breaking capacity of 120 kA for alternating current and 25 kA for direct current applications. This performance is vital for handling fault conditions and enhancing system reliability. The enclosure measures 21 mm in width, which makes it suitable for tighter spaces within panels. With a weight of 131 grams, it is manageable for various installation scenarios. Additionally, the 3NA3805 can operate efficiently at altitudes reaching 1000 meters above sea level without the need for derating, making it versatile for different geographical locations.