Siemens NMG3F800 - 30-0A, 3-Pole, Circuit Breaker

Meet the Siemens NMG3F800 — a rugged, three-pole circuit breaker engineered for dependable overcurrent protection in demanding electrical systems. With a current rating configured for 30-0 A across three poles, this device is built to interrupt fault currents cleanly, safeguarding equipment and personnel in busy industrial environments.

What makes it stand out

• Three-pole architecture delivers synchronized protection for three-phase power, ensuring balanced fault interruption and simplified wiring in multi-phase systems.
• Flexible integration designed for use in panelboards, switchboards, and control panels, accommodating a wide range of industrial layouts and constraints.
• Reliable overcurrent protection ideal for keeping distribution panels and motor control centers up and running, reducing the risk of cascading outages in demanding applications.

Ideal applications

• Industrial automation setups where three-phase loads and motors require robust protection
• Commercial electrical distribution panels that necessitate straightforward, dependable circuit protection
• OEM equipment requiring a compact, three-pole breaker that integrates smoothly with existing Siemens components

Why choose the NMG3F800 for your system

Siemens brings decades of protection-engineering expertise to this model, delivering a device that pairs precise trip performance with a straightforward installation footprint. The 3-pole configuration simplifies coordination across all phases, helping you maintain safe operation and easier maintenance in complex electrical rooms or control centers.

Technical snapshot

• Current rating: 30-0 A
• Poles: 3-Pole
• Breaker type: Circuit Breaker