Siemens Auxiliary Switch Block 3RH1911-1FA11

Siemens Auxiliary Switch Block 3RH1911-1FA11

The Siemens 3RH1911-1FA11 is an auxiliary switch block designed to enhance the functionality of auxiliary and motor contactors. This component is part of the SIRIUS series and is engineered to provide reliable performance in industrial applications.

Key Features

• Contact Configuration: 1 Normally Open (NO) and 1 Normally Closed (NC) contact, adhering to EN 50005 standards.
• Terminal Type: Screw terminals for secure and straightforward wiring.
• Size: Compact S00 size, facilitating easy integration into existing systems.
• Compatibility: Suitable for use with auxiliary and motor contactors.
• Electrical Ratings: Insulation voltage rated at 690V and surge voltage resistance of 6kV.
• Protection Rating: IP20, ensuring safety and durability in various industrial environments.

Physical Specifications

• Dimensions: 44.00 mm x 42.00 mm x 57.00 mm
• Weight: Approximately 0.033 kg

Applications

The 3RH1911-1FA11 auxiliary switch block is utilized in industrial control systems to provide additional auxiliary contacts for signaling and control purposes. Its design ensures seamless integration with Siemens contactors, enhancing the versatility and functionality of control circuits.

Additional Information

For detailed technical specifications and installation guidelines, please refer to the product datasheet.