Siemens LGB2B060B - 60 A, 600 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Meet the Siemens LGB2B060B — a robust 2-pole bolt-on molded case circuit breaker engineered to deliver dependable branch-circuit overcurrent and short-circuit protection in panelboards and loadcenters. With a 60A rating at 600V, this breaker is designed to keep your electrical system safe and performing under real-world loads.

• Secure bolt-on mounting: A rigid, vibration-resistant bus connection that stays tight through equipment movement and environmental vibrations, helping maintain protective coordination over time.
• Thermal-magnetic trip unit: Combines precise thermal overload protection with fast magnetic short-circuit response, delivering stable, repeatable protection across varying temperatures and surge conditions.
• OEM loadcenter compatibility: Specifically designed to pair with matching Siemens OEM loadcenters and panelboards for a seamless, reliable protection system.
• 2-pole, 60A, 600V: Ideal for protecting two-conductor circuits and feeders within residential, commercial, and light industrial distribution panels.

Use cases and practical scenarios:

• Residential: Protect branch circuits feeding subpanels or critical loads in home electrical distribution where space allows bolt-on devices and reliable trip performance.
• Commercial: Safeguard lighting, outlets, and equipment circuits in panelboards where consistent mounting and resistance to panel movement are important for long-term reliability.
• Light industrial: Shield motor circuits and control feeders in compact panels, where rugged mounting and predictable protection are essential for uptime.

Why this Siemens breaker stands out:

• The bolt-on design provides a more secure bus connection than some clip-on alternatives, reducing the risk of loose connections in vibration-prone installations.
• The thermal-magnetic trip mechanism offers dependable protection while minimizing nuisance trips, aiding accurate circuit sizing and system stability.
• Compatibility with the Siemens panelboard family simplifies inventory, servicing, and field replacements for installers and facility managers.

Technical snapshot

• Manufacturer: Siemens
• Part number: LGB2B060B
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 60A
• Voltage rating: 600V
• Number of poles: 2
• Mounting style: Bolt-on
• Applications: Branch circuit overcurrent and short-circuit protection