Siemens LGG3B030 - 30 A, 600 V, 3-Pole Circuit Breaker | AmpState

The Siemens LGG3B030 is a 30 Amp, 600 Volt, 3-pole molded case circuit breaker engineered to protect branch circuits with confidence in panelboards and load centers. Built for dependable overcurrent and short-circuit protection, this compact unit delivers reliable performance across residential, commercial, and light industrial environments.

Why this breaker stands out

• Space-efficient molded case design: A compact footprint frees valuable panel space, helping you fit more protection without crowding the enclosure.
• Thermal-magnetic trip unit: Delivers stable, repeatable protection by combining thermal and magnetic sensing to respond appropriately to both gradual overcurrent and sudden short circuits.
• Three-pole, 600V rating: Ideal for balanced three-phase systems and higher-voltage circuits, providing coordinated shutdown across all poles for enhanced safety.
• OEM-compatible: Designed to pair with matching Siemens load centers and panelboards for straightforward replacements and dependable performance in existing systems.
• Durable construction for ongoing reliability: Siemens engineering delivers long-term protection in demanding electrical environments.

Technical snapshot

• Manufacturer: Siemens
• Part Number: LGG3B030
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 30A
• Voltage Rating: 600V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use scenarios

• Residential panelboards requiring a compact, reliable 3-pole breaker for three-phase equipment or leg protection in multi-wire systems
• Commercial electrical rooms supplying lighting, HVAC, and receptacle circuits with dependable fault protection
• Light industrial panels that demand durable protection for motors and auxiliary equipment

Choose the Siemens LGG3B030 for a trusted, seamlessly compatible protection solution within Siemens panel ecosystems. It’s a thoughtful upgrade or replacement option when you need precise protection, efficient space utilization, and consistent performance across your electrical infrastructure.