Industrial HR3B800 800A 3-Pole 600 V Circuit Breaker

Introducing the Industrial HR3B800 800A 3-Pole 600 V Circuit Breaker — a rugged, dependable solution designed to safeguard heavy-duty electrical systems in demanding industrial environments. Built around the exact needs of three-phase power distribution, this part (HR3B800) delivers reliable overcurrent protection when it matters most.

Key specifications

• Current rating: 800 A
• Poles: 3
• Voltage rating: 600 V
• Part Number: HR3B800

Why this breaker stands out

Designed for robust, three-phase systems, the HR3B800 ensures that all three phases disconnect together, minimizing fault conditions and protecting both equipment and personnel. With an 800 A capacity, it accommodates substantial feeder loads and heavy equipment while providing clear, immediate interruption when an electrical anomaly occurs. Its industrial-grade design focuses on reliability, quick reset, and long-term performance in environments where downtime isn’t an option.

Ideal use cases

• Main distribution panels in manufacturing facilities that run large motors and conveyors
• Three-phase feeders feeding heavy equipment and processing lines
• Industrial control panels where a rugged, high-current protective device is essential

Practical benefits

With the HR3B800, you gain predictable protection for high-load circuits, streamlined maintenance cycles, and a clear path to safe shutdown during fault events. The 3-pole configuration ensures synchronized disconnection across all phases, simplifying fault isolation and improving overall system safety.

Installation and compatibility notes

Before integrating the HR3B800 into your system, verify compatibility with your panel or switchgear, including mounting fit, busbar configuration, and conductor sizing. Confirm that the device aligns with your system’s fault-current requirements and enclosure instructions. For best results, installation and commissioning should be performed by a licensed electrician familiar with industrial protection devices.