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Square D PBLH36400G - Circuit Breaker Bus Plug 400A 600V

Square D
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The Square D PBLH36400G is a circuit breaker type bus plug designed for primary overcurrent protection in industrial power distribution systems. This unit is rated for 600V AC, 400A, and 3-phase operation, providing a 35kA interrupting capacity at 480V. It features a compact I-Line family design with dimensions of 3.09 inches in depth and 4.44 inches in width, weighing 150 lb, and is constructed with a 3-wire configuration. The bus plug is UL listed under file E22182 and CSA certified to C22.2 No 27, ensuring compliance with North American safety standards. Typical applications include use in manufacturing facilities, data centers, and commercial buildings requiring reliable branch circuit protection.

Key Features & Specifications
  • Type: Circuit breaker type bus plug for overcurrent protection
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Dimensions: Depth 3.09 in (78.49 mm) x Width 4.44 in (112.78 mm)
  • Standards: UL listed file E22182 - CSA C22.2 No 27
  • Applications: Industrial power distribution, branch circuit protection
  • Switch Type: Circuit breaker
  • Configuration: 3-wire
  • Phase: 3
  • Voltage: 600V
  • Amperage: 400A
  • AIC rating: 35kA@480V
  • Connection: I-Line
  • Poles: 3
  • Protection: Overcurrent
  • Frame Size: PBLH
  • Trip Type: Thermal-magnetic
  • Panel Type: I-Line
  • Breaker Type: PBLH
  • Enclosure: Open
  • Nema Rating: 1
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Plug-on
  • Terminal Connection: Bus bar
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, CSA C22.2 No 27
  • Installation Type: Panelboard
  • Item QTY: 1
  • Breaker Frame: PBLH
  • Current Rating: 400A
  • Operating Temperature Maximum Celsius: 40°C
  • Weight: 150 lb
  • Wire: 3
  • Country of Origin: United States
  • Manufacturer: Schneider Electric
  • Item Subcategory: Breaker Type
  • Family: I-Line
  • Type: PBLH


Product Identification
  • UPC: Not available
  • GTIN: Not available