3RH1921-1HA22 Siemens
- Code / Model: 3RH19211HA22
- Manufacturer: Siemens
- Department: Fuses and automatic switches
- Category of products: Automatic switches
- Sub-category: Fire modules
- You've seen it before.: 1
Auxiliary Switch Block
22, 2 NA + 2 NC, EN 50012, 4 poles, screw terminal, for motor contactors, Size S0..S3
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