Siemens 3RH2 Series Auxiliary Contact, 1NC + 1NO, Snap-On Mounting Style - 3RH2911-1HA11 This auxiliary contact is intended for integration with a range of contactors and relay applications. It is compatible with the Sirius Innovation series, enhancing operational flexibility. Features & Benefits • Two-contact configuration optimises control options
• Snap-on design enables quick and easy installation
• Rated for 10A AC current ensures solid performance
• Operating temperature range from -25 to +60°C
• Screw terminals accommodate versatile conductor connections
• Insulation voltage rating of 690V enhances safety standards Applications • Compatible with 3RT2 and 3RH2 contactors
• Functions in control and signalling tasks in automation
• Suitable for relay applications that require high contact reliability
• Effective in environments with significant temperature fluctuations How it can be install it correctly? Ensure it snaps onto the front of compatible contactors, aligning the screws with the corresponding terminals for secure connectivity. What is the maximum current rating for operation? The maximum operational current at AC-15 is 10A at 230V, appropriate for various applications. Is it suitable for outdoor installation? This product is rated IP20, making it suitable for indoor applications only. Can it handle both DC and AC circuits? Yes, it supports both AC and DC operations with specific ratings for each, enhancing versatility. How does it perform in extreme temperatures? It operates efficiently in temperatures from -25 to +60°C, making it suitable for diverse environments.