Gould QJ3-8150 - 200A, 3-Pole, Circuit Breaker

Gould QJ3-8150 - 200A, 3-Pole Circuit Breaker delivers robust overcurrent protection for three-phase systems in panelboards, switchboards, and control panels. With a 200A rating, this breaker is built to handle demanding loads and provide fast, reliable interruption when faults occur, helping safeguard wiring, motors, and equipment from damage.

Key capabilities and what they mean for your setup

• Current rating: 200A — suitable for main or feeder protection in medium-to-large electrical installations.
• Poles: 3-Pole — ideal for three-phase systems, enabling synchronized protection across all three phases.
• Breaker type: Circuit Breaker — automatically interrupts current during overcurrent events to prevent damage and reduce fire risk.

Why this Gould circuit breaker matters in real-world installations

Designed for industrial, commercial, and OEM applications, the Gould QJ3-8150 emphasizes dependable overcurrent protection and safe operation in distribution panels and motor control centers. By protecting the entire three-phase circuit, it helps minimize downtime, protects motors from destructive faults, and extends the life of panelboard components.

Ideal applications

• Panelboards and switchboards requiring robust three-phase protection
• Control panels and motor control centers in manufacturing, processing, or facility environments
• OEM equipment that demands a high-current, reliable protection solution

Distinct advantages over simpler solutions

The 3-pole configuration ensures simultaneous protection across all phases, reducing the risk of unbalanced faults that can compromise equipment. The 200A rating strikes a practical balance between handling substantial loads and providing prompt fault interruption, making it a safe, dependable choice for mid-to-large scale electrical distributions.

Practical considerations and best-practice tips

• Verify compatibility with your panel system and follow the manufacturer’s installation guidelines for safe and effective operation.
• In new installations or replacements, ensure proper alignment with existing busbars and mounting hardware to maintain reliable trip performance.
• Schedule routine inspections of connections and conductive paths to preserve low-resistance contacts and overall protection reliability.