The Siemens 3LD21 Switch Device is a high-performance, compact 3-pole switch with a toggle operating mechanism, designed for industrial circuits with rated voltage up to 690V and current of 25A at 50Hz.
The Siemens 3TH8394-0B Relay is a robust control relay with 4NO and 4NC contacts, 24VDC coil voltage, and high durability for versatile industrial applications.