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Siemens EF3A003L - Molded Case 3A 600V Magnetic Breaker

Siemens
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Siemens EF3A003L EF Series Molded Case Circuit Breaker is a 3-pole, magnetic-only protection device designed for instantaneous overcurrent interruption in industrial power systems. It is rated for 600V AC, 3A continuous current, and delivers a 14kA interrupting capacity at 480V, with a 3-phase feed-thru connection configuration. The unit weighs 8 lb and features a compact molded case construction with instantaneous (I) trip functionality, ensuring rapid response to short-circuit faults without thermal delay. This breaker complies with UL and NEMA standards for industrial circuit protection, making it suitable for motor control centers, panelboards, and distribution equipment requiring precise magnetic-only protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Magnetic Only, Instantaneous Trip
  • Voltage Rating: 600V AC
  • Current Rating: 3A
  • Dimensions: Standard molded case frame size
  • Standards: UL, NEMA
  • Applications: Industrial motor control, panelboards, distribution systems
  • Switch Type: Feed-Thru
  • Configuration: 3-Pole, 3-Phase
  • Coil Voltage Maximum: Not applicable (magnetic only)
  • Temp Rating: Standard industrial range
  • Shipping Dimensions: Per molded case standard
  • Phase: 3
  • Voltage: 600V
  • Amperage: 3A
  • AIC rating: 14kA@480V
  • Connection: Feed-Thru
  • Poles: 3
  • Protection: Magnetic Only
  • Functions: I - Instantaneous
  • Frame Size: EF Series
  • Trip Type: Instantaneous
  • Panel Type: Industrial
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Molded case
  • Panel Style: Standard
  • Bus Type: Feed-Thru
  • Fuse Class: Not applicable
  • Insulation Temperature: Standard
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Panel mount
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not included
  • CPT: Not included
  • Full Load Amps: 3A
  • Dist Voltage: 600V
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 3A
  • Full Load Amp Minimum: 3A
  • Enclosure: Open type
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 3A
  • Amperage Minimum: 3A
  • Nema Rating: Standard
  • Switch Style: Feed-Thru
  • Wire Size: Not specified
  • Certification: UL listed
  • Circuit Breaker Mounting Style: Panel mount
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL, NEMA
  • Compatible Frames: EF Series
  • Installation Type: Fixed
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: EF
  • Current Rating: 3A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: Standard
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: Not available
  • GTIN: Not available