Siemens SIRIUS Link Module 3RA2921-1BA00 for 3RV2.1 Circuit Breaker and 3RT2.1 Contactor, Size S00/S0, 3-Pole

The Siemens 3RA2921-1BA00 is a high-quality link module designed for the SIRIUS series, providing both electrical and mechanical connection between a SIRIUS 3RV2.1 circuit breaker and a SIRIUS 3RT2.1 contactor. This module is essential for building compact motor starter combinations in industrial control panels.

Advantages

Direct plug-in connection eliminates the need for additional wiring, saving time and reducing potential failure points. The integrated design ensures reliable power transmission and mechanical stability. Rated for insulation voltage up to 690 V and impulse withstand voltage of 6 kV, it meets stringent industrial standards.

Suitable for

• Industrial motor control and protection systems
• Automation panels requiring compact starter assemblies
• Applications using Siemens SIRIUS 3RV2.1 circuit breakers and 3RT2.1 contactors

Key specifications

• Product Type: Link Module
• Series: SIRIUS
• Compatible Circuit Breaker: SIRIUS 3RV2.1
• Compatible Contactor: SIRIUS 3RT2.1
• Device Size: S00 / S0
• Number of Poles: 3
• Rated Insulation Voltage (Ui): 690 V
• Rated Impulse Withstand Voltage (Uimp): 6 kV
• Degree of Protection: IP20
• Operating Temperature: -25 to +60 °C
• Storage Temperature: -40 to +80 °C
• Standards: IEC 60947, UL, CSA
• Material: Insulating material, metal

Recommendations

For optimal performance, use this link module with genuine Siemens SIRIUS components. Ensure proper mounting and observe the specified temperature ranges. This module is a direct plug-in accessory and does not require additional tools for installation.