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Siemens EF3A070L - Molded Case 70A 3-Pole 600V Magnetic Only

Siemens
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Siemens EF3A070L Circuit Breaker - Molded Case 70A 3-Pole 600V Magnetic Only (EF Series) The Siemens EF3A070L is a three-pole molded case circuit breaker from the EF Series, designed for instantaneous magnetic-only protection in industrial power distribution systems. This unit is rated for 70A continuous current at 600V AC, with a 14kA interrupting capacity at 480V, and operates on a three-phase feed-thru connection. Weighing 8 lb, the breaker features a compact molded case construction with an instantaneous (I) trip function, providing overcurrent protection without thermal delay. It complies with applicable UL and NEMA standards for industrial circuit protection. Typical applications include motor control centers, panelboards, and switchboards requiring magnetic-only protection for short-circuit isolation.

Key Features & Specifications
  • Type: Molded Case, Magnetic Only
  • Voltage Rating: 600V AC
  • Current Rating: 70A
  • Poles: 3
  • Phase: 3
  • Connection: Feed-Thru
  • Protection: Magnetic Only (Instantaneous)
  • AIC Rating: 14kA@480V
  • Functions: I - Instantaneous
  • Family: EF Series
  • Weight: 8 lb
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL 489, CSA C22.2 No. 5
  • Installation Type: Panelboard/Switchboard
  • Breaker Frame: EF


Product Identification
  • Manufacturer: Siemens
  • Model: EF3A070L
  • Item Subcategory: Molded Case