Default product image

Siemens LGB1K045B - Molded Case 45A 347V AC Breaker

Siemens
Price
Save $414.20
/
Condition
  • In stock, ready to ship
  • Backordered, shipping soon
Call for Price
The Siemens LGB1K045B is a 1-pole molded case circuit breaker from the GB2 Series, designed to provide thermal-magnetic protection for branch circuits in industrial and commercial power distribution systems. It is rated for 45A continuous current at 347V AC, with a high interrupting capacity of 65kA at 277V AC, and features LI (Long-Time and Instantaneous) trip functions for overload and short-circuit protection. This bolt-on breaker measures 2.87 x 0.969 x 4.988 inches, weighs 0.86 lb, and is constructed for single-phase operation within a temperature range of -13°F to 158°F (-25°C to 70°C). It is certified to UL, CSA, IEC, and NOM standards, making it suitable for use in panelboards, switchboards, and motor control centers requiring reliable overcurrent protection.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic, Bolt-On
  • Voltage Rating: 347V AC
  • Current Rating: 45A
  • Dimensions: 2.87 x 0.969 x 4.988 inch
  • Standards: UL, CSA, IEC, NOM
  • Applications: Branch circuit protection in industrial and commercial power systems
  • Poles: 1
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC rating: 65kA@277V
  • Phase: 1
  • Temp Rating: -13°F - 158°F (-25°C - 70°C)
  • Weight: 0.86 lb
  • Family: GB2 Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 804766340086
  • GTIN: 00804766340086