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Square D ECB14030G3 - Molded Case Circuit Breaker 30A 480V 1P

Square D
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Square D ECB14030G3 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 30A current rating and a 480V AC voltage rating, housed within a compact, single-pole bolt-on frame. The unit is constructed with a thermal-magnetic trip mechanism for both long-time and instantaneous (LI) protection and features robust bolted terminals compatible with copper or aluminum wire ranging from 8 to 12 AWG. It complies with key industry standards, including CSA and UL listings, and is rated for an interrupting capacity of 14kA at 480V AC. This breaker is typically applied in panelboards, switchboards, and industrial control panels where dependable circuit protection is required.

Key Features & Specifications
  • Type: ECB-G3 Molded Case Circuit Breaker, Thermal Magnetic Protection
  • Voltage Rating: 480V AC
  • Current Rating: 30A
  • Dimensions: 34.38 in W (873.25 mm) x 39 in H (990.60 mm)
  • Weight: 1.31 lb
  • Standards: CSA, UL Listed
  • Applications: Industrial and Commercial Panelboards, Switchboards
  • Switch Type: Circuit Breaker
  • Configuration: Single-Pole
  • Connection: Bolt-On
  • Terminal Connection: Bolted Connection
  • Phase: 1
  • AIC Rating: 14kA @ 480V
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Breaker Type: ECB-G3
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Wire Size: 8-12 AWG (Cu/Al)
  • MCM Size: Min. 12 AWG (Al) / 14 AWG (Cu), Max. 8 AWG (Cu/Al)
  • Certification: CSA, UL Listed
  • Family: Powerlink
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901300151
  • GTIN: 00785901300151