The Siemens 3RT1017-1HB42 is a robust power contactor designed to handle moderate power loads in industrial applications. Engineered for reliability, this contactor is capable of switching motor loads up to 5.5 kW at 400 V in AC-3 usage categories, making it a suitable choice for a variety of automation tasks. With a rated operating current of 12 A, it ensures efficient operation and longevity in demanding environments.
This model features a three-pole design and includes one normally closed (NC) contact, offering flexibility in circuit design. The control supply voltage operates on a DC current, with a rated value of 24 V, and the contactor is designed to work within a voltage range of 0.7 to 1.25 times the rated control supply voltage, ensuring stable performance even with voltage fluctuations.
The compact size S00 of the contactor allows for efficient use of space inside control cabinets, and it can be easily mounted onto a 35 mm standard mounting rail according to DIN EN 50022. The screw connection terminals provide a secure and reliable means of connecting the main and auxiliary circuits.
Constructed to withstand an installation altitude of up to 2000 metres above sea level and an ambient operating temperature range of -25 to +60 degrees Celsius, the Siemens 3RT1017-1HB42 is built to deliver consistent performance even in challenging conditions. Its mechanical service life is rated at an impressive 30 million switching cycles, highlighting the contactor's durability and suitability for frequent operation.
The contactor's protection class IP20 ensures that the front and terminal areas are safeguarded against solid objects, enhancing its safety in industrial settings. With its combination of performance, reliability, and installation flexibility, the Siemens 3RT1017-1HB42 is an excellent choice for those seeking a dependable solution for controlling motors and loads in their industrial applications.