The compact power contactor 3RT2028-1BB40 from Siemens is offered for the performance range up to 25 HP at AC-3/480 V. The SIRIUS power contactor 3RT2028-1BB40 from Siemens uses a control supply voltage of 24 V DC and features one NC and one NO contact as auxiliary contacts as well as a practical screw-type connection. In size S0, the power contactor 3RT2028-1BB40 is suitable for all load feeders with the circuit breakers 3RV2021 and 3RV2321. The power contactor 3RT2028-1BB40 is used in automation and control technology, particularly to control motors and switch on electrical heating systems.
| Automation24, Inc. | |
|---|---|
| Product Category | Motor Starters and Contactors |
| Product Name | Main contactor Siemens SIRIUS 3RT20281BB40 |
| Control Voltage | 24 volts |
