3RH1921-1HA22 - Siemens 4-Pole Auxiliary Contact Block 2NO 2NC 690V AC/DC Screw Terminal

3RH1921-1HA22

3RH1921-1HA22 is a Siemens 4-pole auxiliary contact block with 2 normally open (NO) and 2 normally closed (NC) contacts designed for motor control applications.This snap-on front mount auxiliary contact block features screw terminals and is compatible with Siemens Sirius motor contactors Size S0 to S3. It conforms to IEC 60947-5-1 and EN 50012 standards and provides reliable switching with a surge voltage resistance of 6 kV. The contacts are rated for up to 10 A at AC-12 and DC-12 utilization categories, with operating currents varying by voltage level. The auxiliary contacts open and close in a defined sequence to ensure safe operation.

• 4-pole auxiliary contact block
• 2 NO (normally open) and 2 NC (normally closed) contacts
• Screw terminal connection
• Snap-on front mounting
• Rated voltage up to 690 V AC/DC
• Contact ratings: 10 A (AC-12/DC-12), 6 A (AC-14/AC-15)
• Surge voltage resistance: 6 kV
• Compatible with Siemens Sirius contactors Size S0 to S3
• Conforms to IEC 60947-5-1 and EN 50012
• Mechanical service life: 10,000,000 switching cycles
• IP20 enclosure rating

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Specifications

• Part Number: 3RH1921-1HA22
• Manufacturer : Siemens
• Brand : Siemens
• Category : Motor Control
• Item Subcategory : Contactor And Motor Starter Auxiliary
• Family : Sirius
• Type : 3RH
• Configuration : 2NO/2NC

Product Data

• UPC : 075455448268
• GTIN : 00754554482682
• Weight : 0.143