Siemens 3RH1921-1CA10 Auxiliary Switch Block
補助スイッチブロック Siemens 3RH1921-1CA10補助スイッチブロックは、690V絶縁、10A AC-12定格電流、およびIP20保護を提供します。産業用制御アプリケーションにおける精度と耐久性のために設計されています。
Siemens 3RH1921-1CA10 Auxiliary Switch Block
The Siemens 3RH1921-1CA10 Auxiliary Switch Block is a reliable and high-performance component designed for industrial control applications. As part of the SIRIUS series, it ensures precise switching, durability, and compliance with international standards, making it suitable for demanding electrical environments.
Manufacturer: Siemens
Type: Auxiliary Switch Block
MNR: 3RH1921-1CA10
Brand: SIRIUS
Current Ratings:
Designed for industrial automation and electrical control systems, the Siemens 3RH1921-1CA10 delivers excellent performance, safety, and longevity.
| Product Designation | Auxiliary switch |
| Insulation Voltage Ui | 690 V |
| Rated Current Ie AC-12 | 10 A |
| Surge Voltage Resistance | 6 kV |
| Contact Configuration | 1 Normally Open Contact |
| DC-13 | 10A @ 24 V DC, 0.3A @ 220/230 V DC |
| AC-15 | 6A @ 24 V AC, 6A @ 220/230 V AC |
| Protection Class (Front) | IP20 |
| Standard Compliance | IEC 60947, VDE 0660 |
| Operating Temperature Range | -25 to +60 °C |
| Electrical Connection Type | Screw-Type Terminals |
| Dimensions | 40 x 11 x 51 mm |














