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Siemens B320HH00S01 - 3-Pole Shunt Trip Breaker 20A 240V

Siemens
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Siemens B320HH00S01 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial electrical systems. It features a 20A thermal-magnetic trip unit with long-time and instantaneous (LI) protection functions, rated for 240V AC systems with a 65kA interrupting capacity at that voltage. The breaker is constructed as a three-pole, bolt-on HBL type within the 125A/BL frame, featuring lug terminals and compact dimensions of 5.9" x 3.9" x 3.9" (150mm x 100mm x 100mm) with a weight of 3.0 lb. It is certified to UL, CSA, and NOM standards and is HACR rated for heating, air conditioning, and refrigeration equipment. This shunt trip breaker, complete with a 120V shunt trip coil, is typically applied in Siemens P1 panelboards for commercial and industrial power distribution.

Key Features & Specifications
  • Type: HBL Molded Case Circuit Breaker with Thermal-Magnetic Protection and Shunt Trip
  • Voltage Rating: 240V AC
  • Current Rating: 20A
  • Frame Size: 125A/BL
  • Poles: 3
  • Phase: 3
  • AIC Rating: 65kA @ 240V
  • Connection: Bolt-on, Lug Terminal
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Breaker Type: Shunt Trip (includes 120V shunt trip coil)
  • Panel Type: Compatible with Siemens P1 Panelboards
  • Standards/Certification: UL Listed, CSA Certified, HACR Rated, NOM Certified
  • Operating Temperature: -25°C to 70°C (-13°F to 158°F)
  • Dimensions: 5.9" H x 3.9" W x 3.9" D (150mm x 100mm x 100mm)
  • Weight: 3.0 lb (2.998 lb)
  • Wire Size (MCM): Minimum 12 AWG (Al) / 14 AWG (Cu), Maximum 6 AWG


Product Identification
  • UPC: 783643269323
  • GTIN: 00783643269323
  • Family: Siemens BL Series
  • Country of Origin: Mexico