3RT2028-4AP00 SIEMENS

The 3RT2028-4AP00 is a power contactor from Siemens, designed for switching electrical circuits and controlling motors in various industrial applications. It is specifically configured for AC-3 utilization, making it suitable for frequent starting and stopping of AC induction motors. This 3-pole contactor has a current rating of 38A and a power rating of 18.5 kW at 400V, making it suitable for medium-sized motor applications. It features one normally open (NO) and one normally closed (NC) auxiliary contact, providing additional flexibility for control and monitoring circuits. The contactor operates with a 230V AC coil at 50 Hz, ensuring compatibility with standard European power systems. Its compact size S0 design allows for space-saving installation in control panels and machinery. The 3RT2028-4AP00 utilizes ring cable lug connections, which provide a secure and reliable electrical connection. This contactor is ideal for use in applications such as pumps, fans, compressors, and other motor-driven equipment. Siemens contactors are known for their reliability, durability, and long service life, ensuring consistent performance in demanding environments.