Siemens NGG3B015 Circuit Breaker, 15A, 3-Pole, 600V

Meet the Siemens NGG3B015—the rugged 3-pole circuit breaker designed for demanding industrial electrical service, maintenance, and replacement projects. With a 15 A rating and a 600 V maximum, this unit delivers reliable, dependable protection for three-phase circuits, helping safeguard motors, feeders, and control circuits from overloads and short circuits.

Key specifications

• Manufacturer: Siemens
• Part Number: NGG3B015
• Type: Circuit Breaker
• Amperage: 15 A
• Poles: 3
• Voltage: 600 V

Why this 3-pole breaker stands out

• Specifically engineered for industrial environments where balanced three-phase protection is critical, reducing the risk of uneven loading and equipment wear.
• Compact, panel-ready design that fits standard industrial panels and switchgear configurations while delivering robust protection for motor control centers and feeders.
• Part-number driven compatibility: verify fit by NGG3B015 against your equipment’s electrical schematic and installation requirements to ensure a seamless replacement or stocking solution.

Practical use cases

• New installations in industrial control panels requiring reliable three-phase protection.
• Maintenance stocking for field service teams servicing Siemens-equipped facilities.
• Replacement projects that require a like-for-like NGG3B015 to restore original protection ratings and wiring configurations.

How to confirm compatibility

• Match the part number NGG3B015 to your equipment documentation and control panel labels.
• Ensure the system voltage fits up to 600 V and the current rating aligns with your protection strategy (15 A).
• If you’re unsure, share your application details and we’ll help confirm fit and recommend the right part for your project.

Note: Always verify fit by part number and application requirements before ordering. If you need help matching a part number or confirming compatibility, message us and we’ll assist you promptly.