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The Siemens 3RT2028-1FB40 power contactor is engineered for robust electrical control. Rated for a maximum operating voltage of 690V, this device features three poles and an included auxiliary switch for added functionality.
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| Manufacturer | Siemens |
|---|---|
| Product Line | SIRIUS |
| Part Number | 3RT2028-1FB40 |
| UPC | 662643918137 |
| Weight | 1.00 lbs (0.45 kg) |
| Series | Contactors |
| Product | Power Contactor |
| Auxiliary Switch | Included |
| Operating Voltage | 690V |
| Number of Poles | 3 Poles |
| Control Supply Voltage | 24V DC |
| NC Auxiliary Contacts | 1 Contact |
| NO Auxiliary Contacts | 1 Contact |
| IP Rating | IP20 |
| Operating Temperature | -25 to 60 degrees Celsius |
| Storage Temperature | -55 to 80 degrees Celsius |
| Minimum Relative Humidity | 10% |
| Maximum Relative Humidity | 95% |
| Maximum Operating Altitude | 2000m above sea level |
The 3RT2028-1FB40 from Siemens is a power contactor suited for various industrial applications. This contactor serves as an essential component for controlling electrical circuits. It can handle an operating voltage of up to 690V, ensuring compatibility with a wide range of systems. Designed with three poles, this equipment is equipped to manage substantial loads effectively.
The device operates on a control supply voltage of 24V DC, facilitating its integration into many automation setups. It features an auxiliary switch that includes one normally closed (NC) contact and one normally open (NO) contact, enhancing its operational versatility. Additionally, this contactor is rated IP20, making it suitable for specific applications while ensuring a degree of protection against solid objects.
For environmental considerations, the 3RT2028-1FB40 can function across a temperature spectrum of -25 to 60 degrees Celsius, which broadens its usability in various conditions. When it comes to storage, it is rated for temperatures from -55 to 80 degrees Celsius, making it robust enough for challenging environments.
It also operates effectively with relative humidity ranging from a minimum of 10% to a maximum of 95%, ensuring reliable performance even in moist conditions. Furthermore, it is engineered to work at altitudes reaching up to 2000 meters above sea level, making it suitable for applications in high-elevation settings.