Siemens 3RH1921-2FA22 Auxiliary Switch Block
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Siemens 3RH1921-2FA22 Auxiliary Switch Block
The Siemens 3RH19212FA22 Auxiliary Switch Block is a dependable SIRIUS series component designed to enhance the switching functionality of contactor systems. It provides precise auxiliary switching with reliable electrical performance and durable construction for industrial control applications.
Manufacturer: Siemens
Type: Auxiliary Switch Block
Model: 3RH1921-2FA22
| Brand Name | SIRIUS |
| Series Designation | 3RH19 |
| Insulation Voltage | 690 V AC |
| Rated Surge Voltage Resistance | 6 kV |
| Switching Capacity | DC-13: 24 V, 10 A / 220/230 V, 0.3 A ” AC-15: 24 V, 6 A / 220/230 V, 6 A |
| Poles No. | 4-Poles |
| Contact | 2 Normally Open (NO) + 2 Normally Closed (NC) |
| Protection Class | IP20 |
| Ambient Temperature | -25 ... 60 °C |
| Dimensions | 38 x 44 x 51 mm |
