Products

SIEMENS 3RV2021-4DA20 Motor Protection Circuit Breaker

  • Manufacturer: SIEMENS
  • Model / Part Number: 3RV2021-4DA20
  • Frame Size: S0 (compact size for small to medium setups).
  • Current Adjusting Range: 18 A to 25 A (you can adjust the dial within this range to match your motor's rating).
  • Instantaneous Trip (N-release): 325 A (shuts off immediately if it detects a huge electrical spike).
  • Trip Class: Class 10 (standard trip speed for everyday motor safety).
  • Voltage Rating: Up to 690 V AC.
  • Connection Type: Spring-type terminals (also called cage clamps, which allow you to push wires in securely without tightening screws).
  • Availability shown is for reference only and will be confirmed at the time the order is processed.
  • Published quantities may change without prior notice.
  • The customer is responsible for verifying part number and specifications before confirming the purchase.
  • Certain products may be considered special order items depending on availability.
  • Extensive experience in industrial automation.
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