Siemens HEG3B015 15A 3-Pole 600 V Circuit Breaker

Siemens HEG3B015 15A 3-Pole 600 V Circuit Breaker is engineered to deliver reliable overcurrent protection for three-phase systems. With a 15-amp rating, three poles, and a 600-volt maximum, this breaker provides a robust solution for commercial and light industrial panels that demand dependable performance and clear phase protection.

Why choose the Siemens HEG3B015

• Three-pole design protects all three hot legs in three-phase installations, helping prevent phase imbalance and equipment damage.
• 15 A current rating matches typical motor loads, fans, and lighting feeders in moderate-duty applications.
• 600 V maximum rating supports higher-voltage distribution environments common in commercial spaces.
• Part Number HEG3B015 ensures you’re selecting a genuine Siemens component designed for compatibility with Siemens switchgear and panels.
• Built for durability with steady performance across cycling and routine maintenance cycles.

Ideal use cases

Best suited for three-phase circuits in small to mid-size commercial facilities and light industrial equipment, including:

• Three-phase motors and compressors in workshops or HVAC installations
• Three-pole feeders protecting panel sections and distribution circuits
• Panel upgrades or replacements where Siemens compatibility is preferred

Technical snapshot

• Current rating: 15 A
• Poles: 3
• Voltage rating: 600 V
• Part Number: HEG3B015