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Siemens HEG3B040 - Molded Case Circuit Breaker 40A 600V 3-Pole

Siemens
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Siemens HEG3B040 is a 3-pole molded case circuit breaker from the VL Series, designed for overload and short-circuit protection in industrial and commercial power distribution systems. It is rated for 40A at 600V with a thermal magnetic trip unit providing LI (Long-Time and Instantaneous) functions, and offers an interrupting capacity of 65kA at 480V. The breaker features a bolt-on connection, an EG Frame size, and weighs 3 lb, with a 3-phase configuration and no lugs included. It is UL listed and built to meet global circuit protection standards. Typical applications include protecting branch circuits, feeders, and equipment in manufacturing plants, commercial buildings, and other power distribution networks.

Key Features & Specifications
  • Manufacturer: Siemens
  • Model: HEG3B040
  • Item Subcategory: Molded Case
  • Family: VL Series
  • Type: HEG
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: EG Frame
  • Number of Poles: 3
  • Current Rating: 40A
  • Voltage Rating: 600V
  • Interrupt Rating: 65kA @ 480V
  • Protection: Thermal Magnetic
  • Connection: Bolt-On
  • Phase: 3
  • Weight: 3 lb
  • Certifications: UL Listed
  • Additional Info: This item does not include lugs