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Siemens 3NA3-820 NH000 gG Fuse Element, 50A, 500V AC

Siemens 3NA3-820 NH000 gG Fuse Element, 50A, 500V AC.

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ManufacturerSiemens

Part number3NA3-820

Type LV HRC Fuse Element

Size NH000

Current Rating 50A

Characteristic gG (time-lag)

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LV HRC fuse element NH000 size 50A rating gG protection 500V AC / 250V DC Front indicator and live grip lugs

Product description

The Siemens 3NA3-820 is a Low Voltage High Rupturing Capacity (LV HRC) fuse element, size NH000. It is designed for a rated current of 50 Amperes (In: 50 A) and features a general purpose, time-lag (gG) characteristic. This fuse is rated for AC systems up to 500 Volts (Un AC: 500 V) and DC systems up to 250 Volts (Un DC: 250 V).

This NH000 fuse element includes a front indicator for easy blown fuse identification and is equipped with live grip lugs for safe handling during replacement. It is essential for protecting electrical equipment against overcurrents and short circuits in various industrial applications.

Stanlo Automation, your veteran-owned source for surplus industrial parts, carries the Siemens 3NA3-820 fuse element, offering reliable protection at a competitive price.

Technical specifications

Type	LV HRC Fuse Element
Size	NH000
Current Rating	50A
Characteristic	gG (time-lag)
AC Voltage	500V
DC Voltage	250V
Features	Front indicator, Live grip lugs

Common applications

Industrial Power Distribution

Motor Protection

Control Systems

Electrical Safety

Overload Protection

Compatible systems

Standard NH HRC fuse bases

Also known as

Siemens 50A NH000 fuse 3NA3820 NH000 50A gG fuse

Replaces / compatible with

N/A - This is a standard component.

Technical note

Expert tip

The live grip lugs on the 3NA3-820 facilitate safer disconnection and replacement, especially in applications where frequent maintenance is required.

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Frequently asked questions

What voltage and current ratings does the Siemens 3NA3-820 fuse element support?

The Siemens 3NA3-820 fuse element is rated for 50 Amperes (50A) with a gG (time-lag) characteristic. It supports AC voltages up to 500V and DC voltages up to 250V, in the NH000 size.