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Siemens 3NA3142 LV HRC Fuse Element - NH1, 224A, gG, 500V AC

Siemens NH1 LV HRC fuse element, 224A, gG, 500V AC.

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ManufacturerSiemens

Part number3NA3142

Type LV HRC Fuse Element

Size NH1

Rated Current (In) 224 A

Protection Class gG

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Veteran-owned

CAGE: 9NK75

NH1 fuse size 224A current rating gG protection characteristics Front indicator for status Live grip lugs for safe handling 500V AC / 440V DC rated

Product description

The Siemens 3NA3142 is a Low Voltage High Rupturing Capacity (LV HRC) fuse element belonging to the NH fuse system. This specific element is size NH1, designed with a nominal current (In) of 224 Amperes and is rated for general-purpose (gG) protection. It is suitable for AC applications up to 500 Volts and DC applications up to 440 Volts.

Key features of the 3NA3142 include a front indicator, which signals when the fuse has blown, and live grip lugs for safe handling and replacement. This fuse element provides reliable overcurrent protection for electrical equipment and circuits in industrial and commercial power distribution systems.

Stanlo Automation, a veteran-owned distributor of surplus industrial parts, offers the Siemens 3NA3142 LV HRC fuse element. Ensure the safety and reliability of your electrical infrastructure by sourcing essential components like this fuse from Stanlo.

Technical specifications

Type	LV HRC Fuse Element
Size	NH1
Rated Current (In)	224 A
Protection Class	gG
Rated Voltage AC (Un AC)	500 V
Rated Voltage DC (Un DC)	440 V
Features	Front Indicator, Live Grip Lugs

Common applications

Industrial Power Distribution

Motor Protection

Electrical Panelboards

Switchgear

Overcurrent Protection

Electrical Safety

Compatible systems

NH fuse bases for size NH1 Siemens SIVACON Industrial electrical distribution systems

Also known as

Siemens NH1 Fuse 224A 3NA3142 Fuse Element LV HRC NH1 224A Siemens Fuse 3NA3142

Replaces / compatible with

This NH1 fuse element replaces older or damaged 224A gG rated fuses of the same NH1 size within 500V AC or 440V DC systems. Always ensure proper rating compatibility.

Technical note

Expert tip

The front indicator on the 3NA3142 provides a visual cue of a blown fuse, simplifying troubleshooting in switchgear and distribution boards.

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Frequently asked questions

What is the primary function of the Siemens 3NA3142 LV HRC fuse element?

The Siemens 3NA3142 is an LV HRC fuse element designed to protect electrical circuits and equipment from damage caused by overcurrents and short circuits. Its gG rating indicates it is suitable for general-purpose protection of cables and conductors.