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Siemens 3RH1921-1FA22 auxiliary contact block, 2NO + 2NC, front mount, screw terminals, IP20, for SIRIUS 3RT contactors.

Siemens 3RH1921-1FA22

SKU: 3RH1921-1FA22
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Siemens 3RH1921-1FA22 | Auxiliary Contact Block – 2NO + 2NC, Front Mount, Screw Terminals, Size S0–S3, IP20

Overview

The Siemens 3RH1921-1FA22 is a SIRIUS auxiliary contact block featuring 2 normally open (NO) and 2 normally closed (NC) contacts. Designed for front mounting on SIRIUS 3RT contactors of sizes S0 to S3, it utilizes screw terminals for secure connections. This module ensures reliable performance in industrial control applications.

Key Features

  • Contact Configuration: 2 NO + 2 NC

  • Mounting: Front mount (snap-on)

  • Terminal Type: Screw terminals

  • Compatibility: Fits SIRIUS 3RT contactors, sizes S0–S3

  • Protection Class: IP20

  • Standards Compliance: IEC 60947-5-1

Technical Specifications

  • Part Number: 3RH1921-1FA22

  • Series: SIRIUS

  • Rated Operational Voltage: 690 V AC

  • Rated Thermal Current (Ith): 10 A

  • Mechanical Durability: 10 million operations

  • Electrical Durability: 1 million operations

  • Operating Temperature Range: -25°C to +60°C

  • Mounting Position: Any

  • Dimensions (W x H x D): 45 mm x 38 mm x 51 mm

  • Weight: Approx. 65 g

  • Country of Origin: Czech Republic

Applications

  • Expansion of contactor auxiliary functions

  • Control circuits requiring additional contacts

  • Industrial automation systems

  • Machinery safety circuits

Why Choose the 3RH1921-1FA22?

  • Versatile Configuration: Provides both NO and NC contacts for flexible control schemes

  • Easy Installation: Snap-on front mounting simplifies assembly

  • Durable Design: High mechanical and electrical endurance for long-term use

  • Compact Size: Slim profile fits into space-constrained control panels

  • Siemens Quality: Engineered for performance in demanding industrial environments

Order Now

The Siemens 3RH1921-1FA22 auxiliary contact block is available and ready for global shipping.

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.
1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.
Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.

Description

Siemens 3RH1921-1FA22 | Auxiliary Contact Block – 2NO + 2NC, Front Mount, Screw Terminals, Size S0–S3, IP20

Overview

The Siemens 3RH1921-1FA22 is a SIRIUS auxiliary contact block featuring 2 normally open (NO) and 2 normally closed (NC) contacts. Designed for front mounting on SIRIUS 3RT contactors of sizes S0 to S3, it utilizes screw terminals for secure connections. This module ensures reliable performance in industrial control applications.

Key Features

  • Contact Configuration: 2 NO + 2 NC

  • Mounting: Front mount (snap-on)

  • Terminal Type: Screw terminals

  • Compatibility: Fits SIRIUS 3RT contactors, sizes S0–S3

  • Protection Class: IP20

  • Standards Compliance: IEC 60947-5-1

Technical Specifications

  • Part Number: 3RH1921-1FA22

  • Series: SIRIUS

  • Rated Operational Voltage: 690 V AC

  • Rated Thermal Current (Ith): 10 A

  • Mechanical Durability: 10 million operations

  • Electrical Durability: 1 million operations

  • Operating Temperature Range: -25°C to +60°C

  • Mounting Position: Any

  • Dimensions (W x H x D): 45 mm x 38 mm x 51 mm

  • Weight: Approx. 65 g

  • Country of Origin: Czech Republic

Applications

  • Expansion of contactor auxiliary functions

  • Control circuits requiring additional contacts

  • Industrial automation systems

  • Machinery safety circuits

Why Choose the 3RH1921-1FA22?

  • Versatile Configuration: Provides both NO and NC contacts for flexible control schemes

  • Easy Installation: Snap-on front mounting simplifies assembly

  • Durable Design: High mechanical and electrical endurance for long-term use

  • Compact Size: Slim profile fits into space-constrained control panels

  • Siemens Quality: Engineered for performance in demanding industrial environments

Order Now

The Siemens 3RH1921-1FA22 auxiliary contact block is available and ready for global shipping.

Condition

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.

Warranty

1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.

Disclaimer

Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.
Siemens 3RH1921-1FA22

Siemens 3RH1921-1FA22

$40.00
Add to wishlist
Siemens 3RH1921-1FA22

Siemens 3RH1921-1FA22

Your Price:
$40.00
Item Added to Your Cart
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