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Siemens HEB1B030 - Molded Case Circuit Breaker 30A 277V 1P

Siemens
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Siemens HEB1B030 is a molded case circuit breaker designed for providing reliable overcurrent protection in industrial and commercial electrical systems. It features a 30A current rating and a 277V AC voltage rating, suitable for single-phase applications. The breaker is constructed with a compact, bolt-on connection design and utilizes a thermal-magnetic trip mechanism for both long-time delay and instantaneous short-circuit protection, achieving an interrupting capacity of 65kA at 277V. It is engineered to meet relevant industry standards for safety and performance. Typical applications include protection for feeders, branch circuits, and equipment within industrial control panels and distribution boards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 277V AC
  • Current Rating: 30A
  • Poles: 1
  • Phase: 1
  • AIC Rating: 65kA @ 277V
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Connection: Bolt-On
  • Family/Series: HEB
  • Weight: 1 lb
  • Additional Info: Lugs are not included; consult for lug part number based on wiring specifications.


Product Identification
  • Manufacturer Part Number: HEB1B030