Siemens 3NE4334-0B

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Siemens 3NE4334-0B

Overview

The Siemens 3NE4334-0B is a SITOR semiconductor protection fuse link from the LV HRC Design family, designed for effective and fast-acting protection of semiconductors and sensitive power electronic components. Rated at 500 A, with voltage capacities of 800 V AC and 440 V DC, this NH2 aR class fuse ensures reliable fault interruption and system safety.

It incorporates slotted, silver-plated blade contacts designed for M10 screw fixing (size 2, 110 mm mounting dimension), along with a front-mounted indicator for easy fuse status monitoring. Compact and sturdy, it integrates seamlessly into LV HRC fuse bases or switch disconnectors.

Key Features

Fuse Type: SITOR fuse link, LV HRC design
Fuse Size: NH2
Operating Class: aR (semiconductor protection)
Current Rating: 500 A
Voltage Rating: 800 V AC / 440 V DC
Breaking Capacity: 100 kA (IEC 60947-2)
Slotted silver-plated blade contacts, M10 screw fixing
Front-mounted indicator for quick status checks
Mounting Position: Any, preferably vertical
Net Weight: 0.810 kg
Active product, standard 3-day delivery

Technical Specifications

Manufacturer: Siemens
Article Number: 3NE4334-0B
EAN: 4011209005174
UPC: 662643085426
Commodity Code: 85361090
Product Family: LV HRC Design – SITOR Fuse Links
Rated Current: 500 A
Rated Voltage: 800 V AC / 440 V DC
Fuse Size: NH2 (per EN 60269-1)
Fuse Class: aR
Packaging Dimensions: 200 × 270 × 105 mm
Net Weight: 0.810 kg
Packaging Quantity: 1 piece
Country of Origin: Greece
Compliance: RoHS, IEC standards

Applications

Semiconductor device protection
Power converters and rectifiers
Drive and inverter systems
DC link and renewable energy circuits
Industrial automation and distribution systems

Why Choose the Siemens 3NE4334-0B

Reliable NH2 fuse rated for 500 A at 800 V AC / 440 V DC
Optimized for semiconductor and power electronics protection
Silver-plated blade contacts ensure conductivity and durability
Front indicator simplifies monitoring and maintenance
Backed by Siemens quality and global availability

Order Now

The Siemens 3NE4334-0B SITOR NH2 fuse link is available and ships worldwide.

Brand-New, Authentic, Factory-Sealed Components At PLCVERSE, every item we offer is guaranteed to be brand-new, original, and delivered in its factory-sealed packaging. Our parts are sourced with strict quality control to ensure you receive genuine automation components that meet top industry reliability and performance standards.

1-Year Warranty Coverage Every new product purchased from PLCVERSE includes a full 1-year warranty. We stand behind the quality and durability of our automation components, providing protection against manufacturing defects under normal use. Our commitment is to ensure you receive dependable, high-performance parts with complete peace of mind.

PLCVERSE is an independent seller of industrial automation equipment. We are not an authorized distributor, partner, or representative of any of the manufacturers featured on this website. All brand names, trademarks, and logos remain the property of their respective owners. PLCVERSE has no association or endorsement from ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other brands mentioned.