3RH1921-1FA31 Siemens
- Code / Model: 3RH19211FA31
- Manufacturer: Siemens
- Department: Fuses and automatic switches
- Category of products: Automatic switches
- Sub-category: Machinery and apparatus for the manufacture of electrical appliances
- You've seen it before.: 1
Coupler Block
4 poles, 3 Normally Open (NO) + 1 Normally Closed (NC)
EN 50005
