Industrial HK3B100 100A 3-Pole 600 V Circuit Breaker

Meet the Industrial HK3B100, a purpose-built circuit breaker engineered for serious 3-phase power distribution. With a 100 A current rating and a robust 3-pole design, it delivers reliable protection for demanding industrial circuits operating at up to 600 V. Part Number HK3B100 is your clear, high-capacity solution when safeguarding motors, drives, and complex panel systems.

Designed for real-world industrial environments, this breaker helps prevent damage from overloads and short circuits, minimizing downtime and protecting wiring and equipment. Its 3-pole configuration ensures simultaneous interruption across all phases, a critical feature for preserving motor health and maintaining balanced load conditions in three-phase systems.

Specifications at a glance

• Current rating: 100 A
• Poles: 3
• Voltage rating: 600 V
• Part Number: HK3B100

Ideal for

• Industrial power distribution panels and subpanels
• Three-phase motor circuits in manufacturing lines, conveyors, and CNC equipment
• Machine control cabinets where reliable protection and quick disconnect are essential
• Any application requiring robust, three-pole protection up to 600 V

Why the HK3B100 stands out

• Targeted for three-phase systems: a dedicated 3-pole design that protects all phases in synchrony
• High-capacity protection: 100 A rating suitable for mid-to-large industrial loads without frequent trips
• Clear part identification: HK3B100 simplifies ordering, replacement, and service logistics within industrial environments

Practical usage tips

To get the most from the HK3B100, ensure it is installed in a panel or enclosure rated for three-phase operation up to 600 V. Match the breaker to the circuit’s expected load and conductor size, and verify compatible mounting and termination practices per your panel’s specifications. Regularly inspect connections and labeling to maintain clear, safe operation across all three phases.