Siemens 3NC1450 SITOR Cylindrical Fuse Link 14x51mm, 50A, 690V AC / 700V DC Original Brand New

Overview

The Siemens 3NC1450 is a premium SITOR series cylindrical fuse link specifically engineered to protect sensitive power semiconductors from the damaging effects of short circuits. Thanks to its aR utilization category, it provides an ultra-fast response time, making it an essential component for power electronics, inverters, and industrial rectifiers.

Key Benefit

• High-Speed Switching: Optimized aR characteristic ensures rapid disconnection to save expensive downstream components.

• Versatile Voltage Range: Rated for both high-voltage AC (690V) and DC (700V) applications.

• Compact Design: The standard 14x51mm size allows for easy integration into existing modular fuse holders.

• Global Standards: Fully compliant with UL regulations for DC applications, ensuring safety and reliability in international markets.

Function

• Fast-acting short-circuit protection for power semiconductors

• Prevents equipment damage in converters, inverters, and drives

• Ensures system reliability and reduced downtime

• Designed for AC and DC electrical systems

Technical Specification

• Brand: Siemens

• Product Number: 3NC1450

• Fuse Type: SITOR Cylindrical Fuse Link

• Dimensions: 14 x 51 mm

• Rated Current: 50 A

• Operating Class: aR

• Rated Voltage AC: 690 V

• Rated Voltage DC: 700 V

• DC Standard: According to UL

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