Siemens 3RH1921-1FA31 Auxiliary Contact Block 3NO and 1NC

Product Description

The Siemens 3RH1921-1FA31 is a snap on front mount auxiliary contact block with 3NO and 1NC contacts. It conforms to IEC 60947-5-1 and mounts to any Siemens 3RT1 Size S0, S2, or S3 3 pole contactor. This four pole contact block provides tool-less installation and removal and can be combined with a side mounted auxiliary to add up to 6 additional switching poles.

• Snap on front mount auxiliary contact block
• Features 3NO and 1NC contacts
• Conforms to IEC 60947-5-1

Product Highlights

The Siemens 3RH1921-1FA31 auxiliary contact block is designed for front mounting and easy installation.

Product Information

Standard Information

• Brand: SIEMENS
• Manufacturer Part Number: 3RH1921-1FA31
• Country of Origin: CZ

Technical Specifications

• For Use With: 3RT102 Contactors, 3RT103 Contactors, 3RT104 Contactors, 3RT105 Contactors, 3RT106 Contactors, 3RT107 Contactors
• Auxiliary Contacts: 3NO and 1NC
• Switching Cycles: 10 000 000
• Operating Current at AC-15 24V: 6
• Operating Current at AC-15 230V: 6
• Operating Current at AC-15 400V: 3
• Operating Current at AC-15 690V: 1
• Number of Poles: 4
• Terminals: Screw
• Mounting: Front
• Brand: SIRIUS (Siemens)
• Catalog Number: 3RH1921-1FA31
• Country of Origin: CZ
• Mounting Type: Snap-On
• Operating Temperature: -20 To 60
• Replacement Catalog Number: 3RH29111HA31
• Specifications: IP20, -20 to 60 deg C Operating Temperature, Snap-On Mount, Screw Terminal
• Standards: RoHS CompliantCCC CertifiedCSA CertifiedUL ListedEAC ApprovedCE CertifiedEN 50005ABS ApprovedBureau Veritas CertifiedLloyd's RegisteredPRS CertifiedRINA CertifiedRMRS Approved
• Suitable For Use With: 3RH2 Contactor Relay, Power Contactor
• Type: 4-Pole