Siemens 3NE3338-8

Overview

The Siemens 3NE3338-8 is a high-performance SITOR semiconductor protection fuse link, meticulously engineered for seamless integration into low-voltage HRC (High Rupturing Capacity) systems. Designed to provide unparalleled safeguarding for sensitive semiconductors and crucial industrial power equipment, this NH2 size fuse boasts a formidable current rating of 800 A and an impressive voltage capacity of 800 V AC. Its robust construction and advanced features ensure reliable and rapid short-circuit and overload protection, minimizing downtime and protecting valuable assets. The 3NE3338-8 features precisely engineered, silver-plated slotted blade contacts, optimized for secure M10 screw fixing with a standardized 110 mm mounting dimension. A clear, front-mounted indicator provides instant visual confirmation of the fuse's operational status, allowing for quick and efficient monitoring. Versatile in its application, this fuse link is perfectly suited for installation within standard LV HRC fuse bases or advanced switch disconnectors, offering exceptional flexibility and robust protection in even the most demanding industrial environments. Trust Siemens SENTRON for superior reliability and cutting-edge protection.

Key Features

• Advanced Semiconductor Protection: SITOR fuse link, specifically designed for the demanding requirements of semiconductor device protection (aR class).
• High Current & Voltage Capacity: Rated at 800 A and 800 V AC, ensuring robust protection for high-power applications.
• Reliable NH2 Design: Conforms to EN 60269-1 standard for LV HRC fuse links, guaranteeing quality and compatibility.
• Superior Conductivity & Durability: Features silver-plated slotted blade contacts (M10 screw fixing, 110 mm) for optimal electrical connection and long-term performance.
• Instant Status Monitoring: Equipped with a front identification indicator for quick and easy visual checking of the fuse status.
• High Breaking Capacity: Offers a breaking capacity of 100 kA (IEC 60947-2), capable of handling severe fault conditions.
• RoHS Compliant & Environmentally Tested: Operates reliably within a broad temperature range of –20 °C to +50 °C and is environmentally friendly.

Technical Specifications

• Manufacturer: Siemens SENTRON
• Article Number: 3NE3338-8
• Product Family: LV HRC Design – SITOR Fuse Links
• Fuse Type: SITOR fuse link, LV HRC design
• Operating Class: aR (semiconductor protection)
• Rated Current: 800 A
• Operating Voltage: 800 V AC
• Fuse Size: NH2 (EN 60269-1 standard)
• Breaking Capacity: 100 kA (IEC 60947-2)
• Construction: Slotted silver-plated blade contacts
• Mounting: For M10 screw fixing or LV HRC fuse bases / switch disconnectors
• Mounting Dimension: 110 mm
• Power Loss: 130 W (at rated current, hot operating state)
• Mounting Position: Any (preferably vertical)
• Net Weight: 0.789 kg
• Dimensions (Packaging): 200 × 270 × 105 mm
• Environmental Category: –20 °C to +50 °C, 95% relative humidity
• Compliance: RoHS compliant

Applications

• Semiconductor Device Protection: Essential for safeguarding power diodes, thyristors, and other critical semiconductor components from overcurrents.
• Power Converters and Rectifiers: Provides reliable protection for AC-DC and DC-AC conversion systems in industrial applications.
• DC Link and Inverter Systems: Crucial for ensuring the integrity and longevity of inverter-based power systems.
• Industrial Drives and Motor Control: Protects variable frequency drives (VFDs) and motor control circuits in heavy industrial machinery.
• Renewable Energy Systems: Ideal for protecting high-power electronics in solar inverters, wind turbine converters, and energy storage systems.
• High-Power Electronics: Applicable across a wide range of high-power electronic circuits requiring precise and fast-acting overcurrent protection.

Why Choose This Model?

• Uncompromised Siemens Quality: Backed by the renowned reliability and engineering excellence of Siemens SENTRON, a leader in electrical protection.
• Optimized for Semiconductor Safety: Specifically designed aR operating class ensures rapid and effective protection for sensitive semiconductor components, preventing costly damage.
• Robust & High-Capacity Protection: The NH2 design with 800 A capacity and 800 V AC rating provides a powerful and durable solution for even the most demanding high-power applications.
• Enhanced Connectivity & Durability: Silver-plated blade contacts guarantee superior electrical conductivity and exceptional resistance to corrosion, ensuring long-term stable performance.
• Simplified Maintenance & Monitoring: The integrated front-mounted indicator allows for effortless status checking, reducing maintenance time and improving operational efficiency.
• Global Availability & Support: This essential component is available for worldwide shipping, ensuring you get the protection you need, wherever you are.

Order Now

Elevate the safety and reliability of your industrial power systems with the Siemens 3NE3338-8 SITOR NH2 semiconductor protection fuse link. Designed for optimal performance and critical protection, this high-quality fuse is an indispensable component for any robust electrical infrastructure. It is readily available and ships worldwide to meet your urgent demands. Secure your critical equipment with trusted Siemens technology today!