Siemens | NGG3B015L | Circuit Breaker | 15A | 3-Pole | 600V

Siemens NGG3B015L is a three-pole 15A circuit breaker designed to deliver reliable overcurrent protection for 600V systems. Built to handle three-phase service, it helps protect motors, control panels, and electrical distribution networks from faults and short circuits.

Key specifications:

• Amperage: 15A
• Poles: 3-Pole
• Voltage rating: 600V
• Part number reference: NGG3B015L

Why this matters: With a precise 15A, 3-pole design, this breaker provides balanced protection across all phases in a three-phase circuit, helping prevent nuisance trips while maintaining safety in industrial controls and commercial electrical systems.

Ideal use cases include:

• Maintenance projects where old breakers have degraded contacts or trip characteristics
• Retrofits that require exact Siemens specs for compatibility with existing panels
• Replacement scenarios to restore panel protection and ensure continuity of service

Compatibility and installation notes: Always confirm fit and ratings against your panel's listing. The NGG3B015L part number is the most reliable reference for compatibility, mounting pattern, and trip characteristics. If you're unsure, consult the panel documentation or a licensed electrician to ensure safe, code-compliant replacement.

Choosing Siemens means relying on a heritage of electrical protection engineering. The NGG3B015L is a straightforward, reliable solution for systems designed around Siemens 3-pole 600V protection, offering predictable performance when you need it most.