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Siemens 3NA3254 NH2 Fuse Element - 355A gG

Siemens 3NA3254 NH2 LV HRC fuse element, 355A, 500V AC.

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ManufacturerSiemens

Part number3NA3254

Part Number 3NA3254

Manufacturer Siemens

Type LV HRC fuse element

Size NH2

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LV HRC fuse element NH2 size 355A rated current gG breaking class 500V AC rating Front indicator Live grip lugs

Product description

The Siemens 3NA3254 is a high-performance NH2 size Low Voltage High Rupturing Capacity (LV HRC) fuse element designed for heavy-duty industrial protection. This fuse features a substantial 355 Ampere (A) rated current and adheres to the gG breaking class for general-purpose industrial use. It is rated for 500 Volts AC and 440 Volts DC, incorporating a front indicator for clear status visibility and live grip lugs for safe and convenient handling.

This fuse element is critical in protecting high-power industrial equipment, large motor circuits, and main power distribution feeders against severe overcurrents and short circuits. Its robust design ensures reliable operation in demanding environments found in manufacturing plants, power generation facilities, and heavy industry.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation components, offers the Siemens 3NA3254. We focus on providing high-quality, tested surplus parts, ensuring you can source essential components reliably to maintain your operational continuity.

Technical specifications

Part Number	3NA3254
Manufacturer	Siemens
Type	LV HRC fuse element
Size	NH2
Rated Current (In)	355 A
Breaking Class	gG
Rated Voltage AC (Un AC)	500 V
Rated Voltage DC (Un DC)	440 V
Indicator	Front indicator
Terminal Type	Live grip lugs

Common applications

High power industrial equipment

Large motor protection

Main power distribution

Industrial safety

Heavy machinery

Overcurrent protection

Compatible systems

Designed to fit into standard NH2 fuse holders and switch-disconnectors.

Also known as

Siemens NH2 355A fuse 3NA3254 fuse Siemens 500V NH2 fuse NH2 355A gG

Replaces / compatible with

The Siemens 3NA3254 is an NH2 fuse element and is suitable as a direct replacement for other Siemens NH2 fuses with equivalent electrical specifications. Always verify compatibility before installation.

Technical note

Expert tip

The live grip lugs on the 3NA3254 are designed for secure connection and safe handling, allowing for easier and safer fuse replacement in industrial switchgear.

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Frequently asked questions

What is the purpose of the front indicator on the Siemens 3NA3254 fuse?

The front indicator on the Siemens 3NA3254 fuse element provides a visual signal when the fuse has operated due to an overcurrent or short circuit, aiding in quick identification of a tripped fuse.