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Siemens 3NA3803 NH000 LV HRC Fuse Link - 10A, 500V

Siemens 3NA3803 LV HRC fuse element, NH000, 10A, 500V AC.

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ManufacturerSiemens

Part number3NA3803

Size NH000

Current Rating 10 A

Utilization Category gG

Voltage Rating AC 500 V

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LV HRC fuse element NH000 size 10A current rating gG utilization category 500V AC / 250V DC Front indicator Live grip lugs

Product description

The Siemens 3NA3803 is an LV HRC (Low Voltage High Rupturing Capacity) fuse element from the SENTRON series, featuring an NH000 size and a 10A current rating with a gG utilization category. It is designed to operate at 500V AC and 250V DC, providing essential protection against overloads and short circuits. This fuse link includes a front indicator for easy status monitoring and live grip lugs for safe installation.

This fuse is ideal for supplementary protection in electrical installations, including industrial control panels, switchgear, and general distribution systems. Its reliable performance ensures the safety of equipment and personnel by quickly disconnecting power when fault conditions occur.

Stanlo Automation, a veteran-owned business, proudly offers the Siemens 3NA3803. We are your trusted source for quality industrial automation parts, ensuring reliable supply and customer satisfaction with every order.

Technical specifications

Size	NH000
Current Rating	10 A
Utilization Category	gG
Voltage Rating AC	500 V
Voltage Rating DC	250 V
Features	Front indicator, Live grip lugs

Common applications

Industrial Control Panels

Switchgear

Motor Protection

Control Circuits

Cable Protection

Line Protection

Compatible systems

Siemens NH000 fuse bases

Also known as

3NA3803-6

Replaces / compatible with

Compatible with Siemens NH000 fuse bases and associated protection systems.

Technical note

Expert tip

The gG classification indicates this fuse is designed for general purpose cable and line protection, suitable for overcurrent protection in various applications.

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Frequently asked questions

What is the breaking capacity of the Siemens 3NA3803 fuse?

The Siemens 3NA3803 LV HRC fuse element has a breaking capacity of 120 kA at AC according to IEC 60269 rated value. At DC, with a time constant ≤ 10 ms, it has a breaking capacity of 25 kA.