Description
Description
The Siemens 3RH2911-1HA22 is a front-mount auxiliary contact block designed for use with SIRIUS 3RH2 contactor relays and 3RT2 contactors, offering enhanced signaling flexibility in industrial control systems. It features a 2 NO + 2 NC contact configuration, with screw-type terminals for secure connections and quick installation. Engineered for durability, it boasts a mechanical service life of 10 million operations and is rated for up to 10 A at 230 V AC under AC-12 conditions. The unit is protected to IP20 at the front and operates reliably across a wide temperature range from -25°C to +60°C.
Features
- Mounting: Snap-on front mount for quick installation
- Contact Configuration: 2 NO + 2 NC
- Terminals: Screw-type for secure connections
- Electrical Ratings:
- Up to 10 A at 24/230 V AC (AC-12)
- Up to 6 A at 24/230 V AC (AC-15)
- Up to 10 A at 24 V DC, with reduced ratings at higher voltages
- Mechanical Life: Rated for 10 million operations
- Protection: IP20 front protection
- Operating Temperature: -25°C to +60°C
- Compliance: Meets IEC 60947-5-1 and ASTM F1505 standards
- Country of Origin: Czech Republic
