Siemens B370HH - 3-Pole Circuit Breaker 70A 240V 65kA AIC
Siemens B370HH - 3-Pole Circuit Breaker 70A 240V 65kA AIC

Siemens B370HH - 3-Pole Circuit Breaker 70A 240V 65kA AIC

Siemens
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Siemens B370HH is a three-pole molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial electrical systems. It features a 70A current rating and a 240V voltage rating, housed within a compact, bolt-on frame measuring 2.563" x 3.00" x 3.122" and weighing 0.948 lb. The breaker is constructed for durability with a thermal-magnetic trip unit providing both long-time and instantaneous protection, and it complies with key industry standards including UL, CSA, HACR, and NOM. This model is typically applied in Siemens P1 panelboards for protecting feeder and branch circuits in commercial and industrial facilities.

Key Features & Specifications
  • Type: HBL Series, Molded Case, Thermal-Magnetic Protection, Standard Breaker
  • Voltage Rating: 240V AC
  • Current Rating: 70A
  • Dimensions: 2.563" H x 3.00" W x 3.122" D (65.1mm x 76.2mm x 79.3mm)
  • Weight: 0.948 lb
  • Standards: UL Listed, CSA Certified, HACR Rated, NOM Certified
  • Applications: Siemens P1 Panelboards, Industrial & Commercial Feeder/Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-on
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Phase: 3
  • AIC Rating: 65kA at 240V
  • Connection: Bolt-on
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: 125A/HBL
  • Panel Type: Siemens P1 Panelboards
  • Breaker Type: Standard
  • MCM Size: Accepts 8 AWG (Min) to 2 AWG Aluminum or 4 AWG Copper wire
  • Terminal Connection: Lug
  • Certification: CSA Certified, HACR Rated, NOM Certified, UL Listed
  • Family: BL Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643264267
  • GTIN: 00783643264267