Siemens 3RH1921-1FA22 | SIRIUS Auxiliary Contact Block – 2 NO + 2

Siemens 3RH1921-1FA22 | SIRIUS Auxiliary Contact Block

Overview:

The Siemens 3RH1921-1FA22 is a SIRIUS auxiliary contact block designed to enhance the functionality of contactor relays and power contactors. It provides four contacts: two normally open (NO) and two normally closed (NC), allowing for versatile control configurations. The block is designed for snap-on front mounting, facilitating easy installation without additional tools. Please note that this product has been discontinued without a direct replacement.

Key Features:

• Contact Configuration: 2 NO + 2 NC
• Mounting Type: Snap-on front mounting
• Compatibility: Suitable for use with SIRIUS contactor relays and power contactors
• Standards Compliance: Conforms to DIN EN 50005
• Protection Class: IP20

Technical Specifications:

• Product Type: Auxiliary Contact Block
• Part Number: 3RH1921-1FA22
• Number of Contacts: 4 (2 NO + 2 NC)
• Mounting Method: Snap-on front mounting
• Dimensions (W x H x D): 44 mm x 38 mm x 51 mm
• Mechanical Service Life: Approximately 10 million switching cycles
• Electrical Endurance at AC-15 (230 V): Approximately 200,000 switching cycles
• Operating Temperature Range: -25°C to +60°C
• Storage Temperature Range: -55°C to +80°C
• Standards Compliance: IEC 60947-5-1

Order Now to secure remaining stock of the Siemens SIRIUS Auxiliary Contact Block 3RH1921-1FA22.

NEW product in original sealed packaging. The product may be of older version or design. The packaging may have markings, signs of discoloration, and wear. DDPARTSSOLUTION Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply