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Siemens E63A040 - Molded Case Circuit Breaker, 40A 600V 3P

Siemens
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Siemens E63A040 is a molded case circuit breaker designed for providing instantaneous magnetic-only protection against short-circuit faults in three-phase electrical systems. It features a 40A current rating and a 600V AC voltage rating, housed within a compact E Series frame with a bolt-on connection configuration for secure installation. This three-pole breaker is constructed for durability and offers an interrupting capacity of 25kA at 480V, ensuring reliable performance in demanding industrial environments where rapid fault isolation is critical for equipment safety.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, E Series, Magnetic-Only Protection (I - Instantaneous)
  • Voltage Rating: 600V AC
  • Current Rating: 40A
  • Phase: 3
  • Poles: 3
  • Connection: Bolt-On (Lugs Not Included)
  • AIC Rating: 25kA @ 480V
  • Protection Function: Instantaneous Trip (Magnetic)
  • Frame Size: E Series
  • Weight: 8 lb