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Siemens B34500S01 - Molded Case Circuit Breaker 45A 3P (10kA AIC)

Siemens
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Siemens B34500S01 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase electrical systems. It features a 45A current rating and a 240V voltage rating, housed within a compact 125A/BL frame with dimensions of 2.563 x 4.00 x 3.122 inches and a weight of 1.257 lb. The breaker is constructed with a thermal-magnetic trip unit for long-time and instantaneous protection, utilizing a bolt-on connection with lug terminals suitable for wire sizes from 2 AWG (Al) to 1/0 AWG. It complies with key industry standards including UL listing, CSA certification, HACR rating, and NOM certification, ensuring suitability for demanding industrial environments. This shunt trip breaker is typically applied in Siemens P1 panelboards for commercial and industrial power distribution.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, BL Series, Shunt Trip, Thermal-Magnetic Protection
  • Voltage Rating: 240V AC
  • Current Rating: 45A
  • Dimensions: 2.563" W x 4.00" H x 3.122" D (65.1mm x 101.6mm x 79.3mm)
  • Weight: 1.257 lb (0.57 kg)
  • Standards: UL Listed, CSA Certified, HACR Rated, NOM Certified
  • Applications: Three-phase power distribution in Siemens P1 Panelboards
  • Frame Size: 125A/BL
  • Poles: 3
  • Connection: Bolt-on, Lug Terminal
  • AIC Rating: 10kA @ 240V
  • Phase: 3
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • MCM Size: Minimum Wire Size 2 AWG (Aluminum), 4 AWG (Copper); Maximum Wire Size 1/0 AWG
  • Functions: Long Time and Instantaneous Trip
  • Protection: Thermal Magnetic
  • Panel Type: Siemens P1 Panelboards
  • Breaker Type: Shunt Trip
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643081826
  • GTIN: 00783643081826