Product Description
The Siemens 3RH6921-1DA02 auxiliary switch is a well-designed electrical component, mainly used in auxiliary and power contactors for auxiliary control and status monitoring of circuits. With its compact structure and easy installation (can be mounted from the side first), it effectively enhances the reliability and safety of electrical control systems.
Product Parameters
Product name: Auxiliary switch
Specification: Related to contactor structural size S0
Insulation voltage: AC measured value at pollution level 3 is 690V
Measured impulse withstand voltage: 6kV
Protection class: IP20
Number of normally closed contacts: 2 with no - delay switching
Operating current: Has corresponding rated values at different voltages (e.g., at AC - 12, 24V, 230V, etc.)
Product Application
Widely applied in industrial automation, mechanical equipment control, power systems, etc., for auxiliary switching and status feedback of circuits to ensure stable system operation.