Industrial JK3B225 225A 3-Pole 600 V Circuit Breaker

The Industrial JK3B225 225A 3-Pole 600 V Circuit Breaker is a rugged overcurrent protection device designed for demanding industrial electrical systems. With a 225 A current rating, three poles, and a 600-volt maximum, it provides reliable protection for large three-phase circuits, helping prevent equipment damage and downtime.

Key specifications at a glance

• Current rating: 225 A
• Poles: 3
• Voltage rating: 600 V
• Part number: JK3B225

Why this three-pole breaker stands out

Designed for industrial environments, the JK3B225 delivers robust protection for three-phase power distribution. Its 600 V rating makes it suitable for commercial and factory-level electrical systems, where reliable interruption of fault currents is essential. The 225 A rating aligns with mid-to-large industrial loads, such as three-phase motors, pumps, and conveyors, helping maintain safe operation while limiting potential damage from overloads or short circuits.

Ideal use cases

• Three-phase motor circuits in manufacturing lines, conveyors, and processing equipment
• Industrial panels and distribution boards where higher current protection is required
• Motor control centers and large equipment feeders that operate at up to 600 V
• New installations and replacements in environments where reliable, durable protection is essential

Practical considerations and tips

When selecting the JK3B225, ensure compatibility with your system’s voltage and conductor sizing, and verify that your panel or switchgear supports 600 V operation. For optimal performance, install in a clean, dry enclosure and perform periodic inspections for signs of wear, contact corrosion, or loose connections. This breaker is a purpose-built choice for facilities that require dependable, conference-level protection for three-phase loads without compromise.

What you gain with the JK3B225

• Clear, reliable protection for 3-phase circuits up to 600 V
• Direct identification through a unique part number (JK3B225) for quick service and replacements
• Resolution of overload and short-circuit risks for high-demand industrial equipment
• Peace of mind in environments where uptime and equipment longevity matter most