Siemens 3RH2 Series Auxiliary Contact, 4NO Normal State Configuration, 10A Contact Current Rating - 3RH2911-1GA40 This auxiliary contact enhances the functionality of compatible contactor relays, enabling reliable switching operations in automated systems. Its sturdy design is suitable for various electrical applications, ensuring longevity and consistent performance. Features & Benefits • 4 NO configuration allows multiple switching paths
• 10A contact current rating for dependable operation
• 600V DC and 690V AC ratings support diverse applications
• Snap-On mounting for easy installation and integration
• Designed for ambient temperatures of -25°C to +60°C
• Screw terminals ensure secure and stable connections Applications • Compatible with contactor relays 3RH2140 and 3RH2440
• Suitable for industrial automation systems requiring auxiliary switching
• Ideal for needing multiple NO contact configurations
• Functions in environments with varying temperature conditions What type of terminals does it use for connections? It uses screw-type terminals for secure electrical connections. Can it function effectively in extreme temperatures? Yes, it operates efficiently within a temperature range of -25°C to +60°C. Is this product compatible with other devices in its series? Yes, it is designed to work with specific contactor relays. How long is the mechanical service life of this product? It has a typical mechanical service life of about 10 million operating cycles. What is the significance of the protection class? The IP20 protection class indicates it is suitable for indoor installation with limited exposure to dust and moisture.