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THHQB22030ST1 - Molded Case Circuit Breaker 30A 120/240V

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THHQB22030ST1 is a molded case circuit breaker designed for overcurrent protection in electrical distribution systems. It is rated for 120/240V AC with a current rating of 30 amps, providing reliable interruption of fault currents. This unit features a compact construction with a weight of 5.19 lb, utilizing a thermal-magnetic trip mechanism for precise overload and short-circuit protection. It complies with UL 489 standards for safety and performance in industrial environments. Typical applications include branch circuit protection in panelboards, switchboards, and commercial or light industrial power distribution.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip
  • Voltage Rating: 120/240V AC
  • Current Rating: 30 A
  • Weight: 5.19 lb
  • Standards: UL 489
  • Applications: Branch circuit protection in panelboards, switchboards, commercial/light industrial power distribution
  • Breaker Type: Molded case
  • Poles: 2
  • Frame Size: THHQB
  • Trip Type: Thermal-magnetic
  • Phase: 1
  • Connection: Line and load terminals
  • Mounting: Bolt-on
  • Frequency Rating: 50/60 Hz
  • Circuit Breaker Mounting Style: Bolt-on
  • Terminal Connection: Screw type
  • Installation Type: Fixed
  • Item QTY: 1
  • Breaker Frame: THHQB
  • Current Rating: 30 A
  • Operating Temperature Maximum Celsius: 40°C


Product Identification
  • UPC: Not provided
  • GTIN: Not provided