Siemens 3RH1921-2CA10 Auxiliary Switch Block
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Auxiliary Switch Block
The Siemens 3RH1921-2CA10 auxiliary switch block from the SIRIUS range provides reliable contact expansion and consistent switching for contactor relays and power contactors.1NO3RH19213RH1921-2CA10690VaccessoryAuxiliaryBlockContactorControlIndustrialIP20MountingSeriesSiemensSiriusSnap-OnSwitch
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Siemens 3RH1921-2CA10 Auxiliary Switch Block
The Siemens 3RH19212CA10 Auxiliary Switch Block from the SIRIUS series is designed for reliable control and signaling functions in industrial automation systems. It provides dependable switching performance, high insulation voltage, and easy snap-on installation for contactor relays and power contactors.
Manufacturer: Siemens
Type: Auxiliary Switch Block
MNR: 3RH1921-2CA10
Product Brand Name: SIRIUS
| Suitability for Use | Contactor relay and power contactor |
| Insulation Voltage Ui | 690 V |
| Surge Voltage Resistance Rated Value | 6 kV |
| Operating Current at AC-12 Maximum | 10 A |
| Operating Current at AC-15 @24 V, 220/230 V | 6 A |
| Operating Current at DC-13 @24 V | 10 A |
| Operating Current at DC-13 @220/230 V | 0.3 A |
| Auxiliary Contact | 1 Normally Open |
| General Use | 240 V, 10 A |
| Mounting Type | Snap-on mounting |
| Type of Electrical Connection | Spring-loaded terminals |
| Protection Degree | IP20 |
| Standard | IEC 60947, VDE 0660 |
| Operating Temperature | -25 / 60°C |
| Dimensions | 10 x 38 x 51 mm |














