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Siemens HKB3B700 - Molded Case Breaker 700A 3-Pole

Siemens
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Siemens HKB3B700 is a 3-pole molded case circuit breaker designed for primary overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 700A continuous current, and provides thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions. This bolt-on breaker weighs 42 lb and features a compact HKB3 frame construction for panelboard installation. It complies with UL and NEMA standards, carrying a 50kA interrupting capacity at 480V. Typical applications include main or feeder protection in commercial and industrial electrical systems.

Key Features & Specifications
  • Type: HKB3 Series Molded Case Circuit Breaker
  • Voltage Rating: 600V AC
  • Current Rating: 700A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 50kA@480V
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 42 lb
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-Phase
  • Standards: UL, NEMA
  • Installation Type: Panelboard
  • Breaker Frame: HKB
  • Trip Type: Thermal Magnetic
  • Panel Type: Panelboard
  • Breaker Type: Molded Case
  • Metal Type: Steel
  • Insulation Temperature: 75°C
  • Operating Temperature Maximum Celsius: 40°C


Product Identification
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