SITOR fuse link with slotted blade contacts NH2 500A aR - 3NE33340B

Product Description

Siemens SITOR Fuse Link with Slotted Blade Contacts NH2 500A aR – 3NE33340B

The Siemens 3NE33340B is a SITOR semiconductor protection fuse link designed in NH2 size for reliable protection of sensitive power semiconductor equipment such as thyristors, diodes, converters, UPS systems, soft starters, and VFD drives. It provides ultra-fast acting protection (aR characteristic), ensuring safe interruption of fault currents and minimizing damage to expensive electronic components.

This fuse is widely used in industrial power electronics, drive systems, and automation panels, where high-speed and high-energy fault protection is critical.

Key Features:

• Siemens SITOR semiconductor fuse link 

• Part Number: 3NE33340B 

• NH2 size with slotted blade contacts 

• Rated current: 500A 

• Utilization category: aR (ultra-fast semiconductor protection) 

• Rated voltage: 1000V AC 

• High breaking capacity: 100kA 

• Front indicator for fuse status monitoring 

• Silver-plated blade contacts for reliable conductivity 

• Designed for NH fuse base and switch disconnector mounting 

• High thermal stability and low power loss design 

• Complies with IEC 60269-1 / IEC 60269-4 standards