3RH2911-1MA11

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Buy genuine Siemens 3RH2911-1MA11 online

The Siemens 3RH2911-1MA11 is a high-quality auxiliary contact block designed for reliable industrial automation applications. This snap-on front mount auxiliary switch block features one normally open (1NO) and one normally closed (1NC) contact, making it ideal for control and monitoring functions in electrical systems. Compliant with IEC 60947-5-1 standards, it offers robust mechanical and electrical performance for seamless integration with Siemens control relays and contactors. The 3RH2911-1MA11 auxiliary contact block ensures precise switching operation and durability with a long mechanical service life, suitable for demanding industrial environments. Buy Siemens 3RH2911-1MA11 for your automation system to enhance operational reliability and simplify maintenance.

Key Features of Siemens 3RH2911-1MA11

  • Snap-on front mount design for easy and secure installation
  • One normally open (1NO) and one normally closed (1NC) contact configuration
  • Complies with IEC 60947-5-1 standards ensuring safety and performance
  • Compatible with Siemens 3RH21 control relays and 3RT201 contactors
  • Durable mechanical service life of up to 10 million switching cycles
  • Screw terminal connections for reliable wiring and maintenance
  • Compact size saves panel space in electrical control systems
  • Operates effectively on a range of voltages including 24 V to 690 V
  • Industry-proven for consistent and stable operation under industrial conditions

Technical Specs of 3RH2911-1MA11

Explore Siemens 3RH2911-1MA11 technical data for detailed parameters covering voltage, I/O, and communication to ensure system compatibility.

Specification Details
Contact Configuration 1 Normally Open (NO) + 1 Normally Closed (NC)
Mechanical Service Life 10,000,000 switching cycles
Rated Operating Current (AC-15) 6 A at 24 V / 230 V / 400 V; 3 A at 690 V
Mounting Style Front snap-on mount
Connection Type Screw terminal (below connection)
Standards IEC 60947-5-1

Applications / Use Case

This Siemens 3RH2911-1MA11 auxiliary contact block is commonly used in industrial automation systems worldwide. It is perfect for process control tasks, machine automation, and factory control panels that require dependable auxiliary signaling and switching. Often integrated with Siemens control relays and contactors, this component helps ensure accurate status indication and operational safety in production line systems and motion control setups. Its rugged design allows it to perform reliably in harsh industrial environments, supporting continuous operation and equipment protection.

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3RH2911-1MA11

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Does it come with a warranty?

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