Siemens Sitor Fuse link with blade contacts, 440V, 50A

Product Overview

High-performance SITOR fuse link engineered with blade contacts for reliable semiconductor protection in NH000 size format. This ultra-fast fuse features a 50 A current rating with gR characteristic, designed for AC voltages up to 690 V and DC voltages up to 440 V. The integrated front indicator provides immediate visual confirmation of fuse status for enhanced operational safety and maintenance efficiency.

Key Features

• NH000 Form Factor: Compact design optimized for space-constrained installations
• Blade Contact Design: Ensures secure electrical connections with minimal contact resistance
• Dual Voltage Rating: AC 690 V / DC 440 V capability for versatile application requirements
• Front Indicator: Visual status confirmation eliminates guesswork during maintenance operations
• gR Characteristic: Ultra-fast response specifically engineered for semiconductor protection
• 50 A Current Rating: Optimal protection for medium-power semiconductor applications

Technical Specifications

• Rated Current (In): 50 A
• AC Voltage Rating (Un AC): 690 V
• DC Voltage Rating (Un DC): 440 V
• Fuse Characteristic: gR (semiconductor protection)
• Size Classification: NH000
• Net Weight: 0.137 kg
• Packaging Dimensions: 80 x 75 x 52 mm
• Country of Origin: Greece
• EAN: 4001869498065

Applications

Ideal for protecting semiconductor devices including power converters, motor drives, UPS systems, and industrial automation equipment. The gR characteristic provides optimal coordination with semiconductor devices, ensuring selective protection while maintaining system continuity.

Compliance & Certifications

• RoHS Compliant: Since September 1, 2013
• WEEE Directive: Take-back obligation applicable
• REACH Regulation: Compliant with current substance restrictions
• Export Control: AL: N / ECCN: N

Product Classification

• Product Lifecycle: PM300 - Active Product
• eClass: 27-14-20-05
• ETIM: EC000055
• UNSPSC: 39-12-16-26

Packaging Information

• Quantity Unit: 1 Piece
• Packaging Quantity: 1
• Package Size Unit: MM
• Net Weight: 0.137 kg

Environmental Information

This product is manufactured in compliance with environmental regulations and supports sustainable electrical infrastructure. The product classification indicates it is manufactured to order with specific handling requirements for end-of-life disposal.

Download existing graphical data for this product:

Technical documentation and graphical resources are available through Siemens official channels:

• Product Datasheet (PDF)
• SITOR Fuse Systems Configuration Manual
• Fuse Systems Operating Manual
• Fuse Catalog Documentation
• SENTRON SITOR Semiconductor Fuses Product Line

For additional technical support and comprehensive product documentation, please visit the Siemens Industry Online Support portal.