3RH2911-1HA11
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$6.96
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Overview of Siemens 3RH2911-1HA11
Buy genuine Siemens 3RH2911-1HA11 online today for your automation system. This auxiliary contact block is designed to enhance Siemens S00 contactors by providing additional switching contacts. It features a front-mounted snap-on design, allowing for quick and secure installation on compatible contactors such as Siemens 3RT2015, 3RT2016, 3RT2017, and 3RT2018. With one normally open (NO) and one normally closed (NC) contact, the 3RH2911-1HA11 supports reliable control and signaling functions in industrial settings. Its compact size and high operational reliability make it ideal for extending contactor functions effectively in various industrial automation applications.
Key Features of Siemens 3RH2911-1HA11
- 1 NO (Normally Open) and 1 NC (Normally Closed) auxiliary contact arrangement
- Snap-on front mounting for quick attachment to S00 contactors
- Screw terminal connections for secure wiring
- Rated current up to 10 A for auxiliary contacts
- Wide operating temperature range from -25°C to +60°C
- Durability with up to 10 million mechanical duty cycles
- Compact dimensions: approximately 38 mm height, 36 mm width, and 44 mm depth
- Protection rating IP20 for front-side protection
- Compatible with Siemens SIRIUS 3RH2 series and various S00 contactors
Technical Specs of 3RH2911-1HA11
Explore Siemens 3RH2911-1HA11 specifications for detailed parameters to ensure system compatibility.
| Specification | Value |
|---|---|
| Contact Configuration | 1 NO + 1 NC |
| Rated Current (AC-12) | 10 A at 230 V |
| Rated Current (AC-15) | 6 A at 230 V |
| Mounting Type | Snap-on front mounting |
| Connection Type | Screw terminals |
| Operating Temperature | -25°C to +60°C |
| Dimensions (H x W x D) | 38 mm x 36 mm x 44 mm |
| IP Rating | IP20 |
| Mechanical Life | 10,000,000 cycles |
Applications / Use Case
This Siemens 3RH2911-1HA11 is commonly used in industrial automation worldwide. It supports enhanced control panel wiring by providing additional contacts without increasing the size or complexity of the control system. Typical applications include machine automation, production line systems, and packaging and conveyor operations where reliable auxiliary switching is vital for signaling, interlocking, and process monitoring functions.
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