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Siemens EF3B070L - Molded Case Circuit Breaker 70A 600V 3-Pole

Siemens
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Siemens EF3B070L is a 3-pole molded case circuit breaker from the EF Series, designed to provide LI (Long-Time and Instantaneous) protection for electrical systems. This thermal magnetic breaker is rated for 600V AC, 70A continuous current, and an AIC rating of 14kA at 480V, with a feed-thru connection for 3-phase applications. The unit weighs 8 lb and features a compact molded case construction suitable for industrial panelboards and switchboards. It complies with UL and NEMA standards for overcurrent protection in commercial and industrial environments. Typical applications include motor control centers, distribution panels, and branch circuit protection in manufacturing facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, LI (Long-Time and Instantaneous)
  • Voltage Rating: 600V AC
  • Current Rating: 70A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 14kA@480V
  • Connection: Feed-Thru
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 8 lb
  • Family: EF Series
  • Type: EF
  • Item Subcategory: Molded Case