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Siemens HEB3B125B - Molded Case Circuit Breaker 125A 3P (65kA AIC)

Siemens
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Siemens HEB3B125B is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 125A current rating and a 600V voltage rating, housed within a compact, durable frame measuring 6.693 x 3.543 x 3.937 inches and weighing 2.513 lb. The breaker utilizes a thermal-magnetic trip mechanism for both long-time and instantaneous (LI) protection functions and is certified to UL, CSA, and IEC standards for safety and performance. Its 65kA interrupting capacity at 480V and three-pole, bolt-on configuration make it suitable for protecting feeders and branch circuits in commercial and industrial panelboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Dimensions: 6.693" H x 3.543" W x 3.937" D (170mm x 90mm x 100mm)
  • Standards: UL, CSA, IEC Certified
  • Applications: Industrial Power Distribution, Feeder and Branch Circuit Protection
  • Phase: 3
  • AIC Rating: 65kA @ 480V AC
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Connection: Bolt-On
  • Frame Size: HEB Series
  • Weight: 2.513 lb (1.14 kg)
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 783643559097
  • GTIN: 00783643559097