Siemens 3NA1-121 LV HRC Fuse Link
The Siemens 3NA1121 LV HRC Fuse Link is a reliable protection device designed for safeguarding low-voltage circuits against overloads and short circuits. Built for high breaking capacity and consistent operation, it ensures dependable circuit protection in industrial power systems.
Manufacturer: Siemens
Type: LV HRC Fuse Link
Model: 3NA1 121
Technical Information
- Size: NH0
- Rated Current: 100 A
- Supply Voltage: 500 V AC
- Switching Capacity Current: 100 kA
- Operating Class: GL
- Identification Indicator: Front Indicators








