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Siemens 3NA7803-6 LV HRC Fuse Link - 10A, 690V AC

Siemens 3NA7803-6 LV HRC fuse element, NH000, 10A, 690V AC, 250V DC.

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ManufacturerSiemens

Part number3NA7803-6

Part Number 3NA7803-6

Manufacturer Siemens

Size NH000

Current Rating 10 A

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LV HRC fuse element NH000 size 10A current rating gG operating class 690V AC / 250V DC rating Combined indicator Live grip lugs

Product description

The Siemens 3NA7803-6 is a Low Voltage HRC fuse element designed for NH000 fuse systems. It has a current rating of 10 A with a gG operating class, suitable for general-purpose applications. This fuse is rated for AC circuits up to 690 V and DC circuits up to 250 V, providing reliable protection. It features a combined indicator for quick visual confirmation of operation and live grip lugs for safe handling.

This fuse is commonly used for selective line and system protection in industrial and commercial settings. Its high breaking capacity ensures safety during fault conditions, making it a critical component for protecting electrical circuits, motors, and transformers where higher voltage ratings are required.

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Technical specifications

Part Number	3NA7803-6
Manufacturer	Siemens
Size	NH000
Current Rating	10 A
Operating Class	gG
Voltage Rating AC	690 V
Voltage Rating DC	250 V
Indicator	Combined
Grip Lugs	Live grip

Common applications

Selective line protection

System protection

Industrial facilities

Commercial installations

Cable protection

Line protection

Compatible systems

Compatible with Siemens NH000 fuse holders and systems.

Also known as

Siemens NH000 fuse 3NA7803-6 fuse link LV HRC NH000 10A

Replaces / compatible with

This part is a standard Siemens LV HRC fuse element. Please refer to the manufacturer's documentation for specific compatibility information.

Technical note

Expert tip

The combination indicator provides a clear visual signal when the fuse has operated, simplifying troubleshooting.

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Frequently asked questions

What is the AC voltage rating for the Siemens 3NA7803-6 LV HRC fuse?

The Siemens 3NA7803-6 LV HRC fuse has a rated AC voltage of 690V. It is suitable for applications that require protection at this higher voltage level.