LGB2B020B - 20A Circuit Breaker

The LGB2B020B Siemens Low Voltage Panelboard Mount G Frame Circuit Breaker is engineered for durability and efficiency, offering a reliable solution for electrical protection. With a 20-amp, 2-pole configuration, it features a thermal-magnetic trip unit, providing essential overload and short-circuit protection. This circuit breaker boasts high breaking capacities of 14kAIC at 600Y/347V and 65kAIC at 480Y/277V, making it ideal for both residential and commercial electrical systems. The load-side lugs only (TC1Q1) and 14 - 10 AWG wire range make installation simple and adaptable to various electrical setups. Compact in design, with dimensions of 2 x 5.4 x 2.8 inches, this circuit breaker is built to fit into most panelboards without taking up excess space.

Key Features and Benefits:

• High Breaking Capacity: Rated for 14kAIC at 600Y/347V and 65kAIC at 480Y/277V, offering enhanced protection in high-energy environments.
• Thermal-Magnetic Trip Unit: Detects and responds to overloads and short circuits, ensuring system safety.
• Load-Side Lugs: Facilitates secure connections with wire ranges from 14 - 10 AWG for both copper and aluminum conductors.
• Compact Design: Fits seamlessly into most panelboards with its space-efficient dimensions, without compromising performance.

Technical Specifications:

• Amperage: 20A
• Poles: 2
• Voltage Rating: 600Y/347V, 480Y/277V
• Breaking Capacity: 14kAIC at 600Y/347V, 65kAIC at 480Y/277V
• Dimensions (WxHxD): 2 x 5.4 x 2.8 inches
• Wire Range: 14 - 10 AWG (CU/AL)

Material Compliance and Certifications:

• UL Listed: Complies with industry safety standards, ensuring reliability for a wide range of electrical applications.
• RoHS Compliance: Although unspecified for this model, Siemens typically adheres to environmental and safety regulations.

Suitability:

• The LGB2B020B circuit breaker is an excellent choice for both new installations and replacement projects. Its high breaking capacity and thermal-magnetic trip protection make it ideal for a variety of panelboard applications. Whether used in residential, commercial, or industrial environments, this Siemens breaker delivers consistent, dependable performance and is recommended for system upgrades when additional protection is required.