Siemens 3NA3372

Siemens 3NA3372

Overview

The Siemens 3NA3372 is a low-voltage HRC fuse element designed for reliable protection of power distribution and industrial systems. Rated at 630 A, with voltage capacities of 500 V AC and 440 V DC, this gG class NH3 fuse offers full-range protection against overloads and short circuits.

It features live grip lugs for safe handling and a front indicator that simplifies maintenance by providing a quick visual check of fuse status. Built for Siemens LV HRC systems, the 3NA3372 ensures long-lasting reliability and safety in demanding environments.

Key Features

• Fuse Type: LV HRC Fuse Element

• Fuse Size: NH3

• Current Rating: 630 A

• Voltage Rating: 500 V AC / 440 V DC

• Utilization Category: gG (general protection)

• Front-mounted indicator for easy fuse monitoring

• Live grip lugs for safe installation and removal

• Designed for overload and short-circuit protection

• Complies with international standards for LV fuses

Technical Specifications

• Manufacturer: Siemens

• Article Number: 3NA3372

• Fuse Size: NH3 (per EN 60269-1 standard)

• Rated Current: 630 A

• Rated Voltage: 500 V AC / 440 V DC

• Fuse Class: gG

• Indicator: Front-mounted

• Handling: Live grip lugs

• Application Category: LV HRC design

• Compliance: IEC standards

Applications

• Low-voltage switchgear and controlgear assemblies

• Industrial power distribution networks

• Transformer and motor protection

• General-purpose overload and short-circuit protection

• Backup protection for circuit breakers

Why Choose the Siemens 3NA3372

• Reliable Siemens LV HRC fuse technology

• High current rating for NH3 applications

• Built-in front indicator for quick status checks

• Safe and easy handling with live grip lugs

• Provides comprehensive gG protection in industrial systems

Order Now

The Siemens 3NA3372 LV HRC fuse is available and ships worldwide.

NEW product in original sealed packaging. The product may be of older version or design. The packaging may have markings, signs of discoloration, and wear. DDPARTSSOLUTION Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply