Siemens NGG3B030 Circuit Breaker, 30A, 3-Pole, 600V

The Siemens NGG3B030 circuit breaker delivers reliable, industrial-grade protection for three-phase power systems. With a 30 A rating, a 3-pole design, and a 600 V maximum operating voltage, this breaker is built to stand up to demanding electrical service, maintenance, and replacement projects. Use the part number NGG3B030 to confirm compatibility with your application.

• Amperage: 30 A
• Poles: 3
• Voltage rating: 600 V
• Type: Circuit Breaker
• Manufacturer: Siemens

Why this 3-pole design matters in industrial environments

In three-phase power distributions, a 3-pole breaker protects all three legs simultaneously, helping to maintain balance and prevent unnecessary equipment wear. The NGG3B030 integrates smoothly into Siemens panels and compatible electrical systems, offering straightforward replacement in existing setups.

Ideal use cases

• Replacement and maintenance of Siemens NGG-series installations
• Protection for three-phase motors, conveyors, pumps, and other industrial equipment on 600 V-class networks
• Upgrades or retrofits in manufacturing facilities, processing plants, and utility service panels

Compatibility and installation considerations

Notes: Verify fit by part number and application requirements. Ensure your equipment and panel are compatible with a 3-pole, 600 V device and that the NGG3B030 aligns with the mounting and bus connection specifications of your enclosure. If you’re unsure about exact compatibility, we can help confirm whether NGG3B030 matches your panel, bus design, and protection needs.

Need help matching a part number or confirming compatibility? Message us and we’ll assist to ensure you select the right breaker for your system.