Siemens 3NE4334-0B

Overview

The Siemens 3NE4334-0B is a high-performance SITOR semiconductor protection fuse link, meticulously engineered within the LV HRC Design family to deliver unparalleled safeguard for sensitive power electronic components and semiconductors. This robust NH2 aR class fuse is rated at a formidable 500 A, capable of handling voltage capacities of 800 V AC and 440 V DC, guaranteeing rapid and dependable fault interruption crucial for maintaining system integrity and safety. Its core design incorporates slotted, silver-plated blade contacts, perfectly suited for M10 screw fixing (size 2, with a 110 mm mounting dimension), ensuring optimal conductivity and secure installation. A convenient front-mounted indicator provides immediate and clear fuse status monitoring, simplifying maintenance and troubleshooting. Compact yet exceptionally robust, the 3NE4334-0B seamlessly integrates into standard LV HRC fuse bases or switch disconnecters, making it an ideal choice for diverse industrial and power distribution applications requiring superior protection and reliability. This active product is readily available with standard 3-day delivery, ready to enhance your system's protection without delay.

Key Features

• Optimized Semiconductor Protection: Specifically designed as an aR class fuse for fast-acting and reliable protection of semiconductors and sensitive power electronics.
• High Current and Voltage Ratings: Boasts a 500 A current rating with impressive voltage capacities of 800 V AC and 440 V DC, suitable for demanding applications.
• NH2 Size and LV HRC Design: Adheres to NH2 fuse size standards within the robust LV HRC Design family, ensuring compatibility and durability.
• Silver-Plated Blade Contacts: Features slotted, silver-plated blade contacts optimized for M10 screw fixing, providing excellent conductivity and long-term reliability.
• Integrated Front Indicator: Equipped with a clear front-mounted indicator for quick and easy visual confirmation of fuse status, reducing downtime for diagnostics.
• Robust Breaking Capacity: Offers a high breaking capacity of 100 kA (IEC 60947-2), capable of handling significant fault currents effectively.
• Versatile Mounting: Designed for flexible mounting in any position, though vertical is preferred, facilitating easy integration into various setups.

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 (semiconductor protection)
• Breaking Capacity: 100 kA (IEC 60947-2)
• Contact Type: Slotted silver-plated blade contacts, M10 screw fixing
• Indicator: Front-mounted
• Mounting Position: Any, preferably vertical
• Net Weight: 0.810 kg
• Packaging Dimensions: 200 × 270 × 105 mm
• Packaging Quantity: 1 piece
• Country of Origin: Greece
• Compliance: RoHS, IEC standards

Applications

• Semiconductor Device Protection: Essential for safeguarding sensitive transistors, diodes, and other semiconductor components from overcurrent damage.
• Power Converters and Rectifiers: Provides critical protection in systems that convert AC to DC or vice-versa, ensuring stable operation.
• Drive and Inverter Systems: Crucial for protecting variable frequency drives and inverters used in motor control and industrial automation.
• DC Link and Renewable Energy Circuits: Ideal for protecting DC link circuits in renewable energy systems, including solar inverters and wind turbine converters.
• Industrial Automation and Distribution Systems: Integrates seamlessly into industrial control panels and power distribution units for enhanced safety.
• Uninterruptible Power Supplies (UPS): Ensures the reliable operation and protection of UPS systems against short circuits and overloads.

Why Choose This Model?

• Unmatched Reliability: As a Siemens product, the 3NE4334-0B embodies German engineering excellence, offering consistent and dependable circuit protection.
• Superior Semiconductor Safeguard: Its aR class rating and fast-acting characteristics are specifically tailored for the demanding requirements of semiconductor protection, preventing costly damage.
• Enhanced Conductivity and Durability: The silver-plated blade contacts not only ensure optimal electrical conductivity but also provide superior corrosion resistance for a longer operational lifespan.
• Simplified Monitoring: The integrated front indicator offers a clear and immediate visual cue for fuse status, drastically reducing diagnostic time and improving maintenance efficiency.
• Global Availability and Support: Backed by Siemens' extensive global network, this product is readily available and comes with expert support, offering peace of mind.
• Robust Construction: Built to withstand demanding industrial environments, its NH2 LV HRC design guarantees physical resilience and sustained performance.

Order Now

Elevate your system's protection with the Siemens 3NE4334-0B SITOR NH2 fuse link. Designed for precision, reliability, and ease of use, this essential component is available for immediate dispatch. Secure your critical semiconductor and power electronic assets with a solution trusted by industry professionals worldwide. Place your order today and benefit from our efficient global shipping and standard 3-day delivery.