Siemens BQ2B08000S01 - Molded Case 80A 2-Pole Shunt Trip (120/240V)
Siemens BQ2B08000S01 - Molded Case 80A 2-Pole Shunt Trip (120/240V)

Siemens BQ2B08000S01 - Molded Case 80A 2-Pole Shunt Trip (120/240V)

Siemens
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Siemens BQ2B08000S01 is a 2-pole, 80A molded case circuit breaker from the BQ Series, designed for thermal-magnetic overcurrent protection with a non-interchangeable 120V shunt trip for remote disconnection. It operates at 120/240V with a 10kA interrupting capacity at 240V, supporting 1-phase systems and accommodating wire sizes from 8 AWG to 2 AWG (Al) or 4 AWG (Cu) via lug terminals. The unit measures 5.906 x 3.937 x 2.756 inches, weighs 0.904 lb, and features a bolt-on connection for Siemens panelboards, with a 125A/BQ frame and long-time and instantaneous trip functions. It is UL Listed, HACR Rated, and CSA certified, with an operating temperature range of -13°F to 158°F (-25°C to 70°C). This breaker is suited for industrial and commercial applications requiring reliable overcurrent protection and shunt trip capability in Siemens panelboard systems.

Key Features & Specifications
  • Type: Molded Case, BQ Series, Thermal Magnetic, Shunt Trip
  • Voltage Rating: 120/240V
  • Current Rating: 80A
  • Dimensions: 5.906 x 3.937 x 2.756 inch
  • Standards: UL Listed, HACR Rated, CSA Certified
  • Applications: Siemens panelboards, industrial/commercial overcurrent protection
  • Switch Type: Shunt Trip
  • Configuration: 2-Pole, 1-Phase
  • Coil Voltage Maximum: 120V
  • Temp Rating: -13°F to 158°F (-25°C to 70°C)
  • Shipping Dimensions: 5.906 x 3.937 x 2.756 inch
  • Phase: 1
  • Voltage: 120/240V
  • Amperage: 80A
  • AIC rating: 10kA@240V
  • Connection: Bolt-on
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: 125A/BQ
  • Trip Type: Thermal Magnetic
  • Panel Type: Siemens Panelboards
  • Breaker Type: Shunt Trip
  • Control Voltage Minimum: 120V
  • Control Voltage Maximum: 120V
  • MCM Size: Min. Wire Size 8 AWG Max. Wire Size 2 AWG (Al), 4 AWG (Cu)
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: Not specified
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not specified
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: Bolt-on
  • Hz: Not specified
  • Coil Material: Not specified
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not specified
  • Coil Voltage Minimum: 120V
  • Wire: Not specified
  • Amperage Maximum: 80A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Shunt Trip
  • Wire Size: Min. 8 AWG Max. 2 AWG (Al), 4 AWG (Cu)
  • Certification: CSA, HACR, UL
  • Circuit Breaker Mounting Style: Bolt-on
  • Terminal Connection: Lug
  • Frequency Rating: Not specified
  • Phase Connection: 1-Phase
  • Standards: HACR Rated, UL Listed
  • Compatible Frames: 125A/BQ
  • Installation Type: Bolt-on
  • Item QTY: 1
  • Nema Starter Size: Not specified
  • Breaker Frame: 125A/BQ
  • Current Rating: 80A
  • Reverse Standoff Voltage: Not specified
  • Watts: Not specified
  • Peak Pulse Current: Not specified
  • Breakdown Voltage (MIN VBR@IT ) (V): Not specified
  • Breakdown Voltage (VBR@IT) (V): Not specified
  • Polarity: Not specified
  • Operating Temperature Maximum Celsius: 70°C
  • Max Clamp Voltage: Not specified
  • On-State Current: Not specified


Product Identification
  • UPC: 783643237780
  • GTIN: 00783643237780