Merlin Gerin | C500 | Circuit Breaker | 500A | 3-Pole | 690V

Meet the Merlin Gerin C500 Circuit Breaker—a purpose-built protection device engineered for demanding industrial power distribution. With a 500 A rating across 3 poles and a 690 V operating voltage, this unit is designed to shield high-current panels and switchgear from electrical faults while ensuring swift isolation when needed.

Designed for maintenance, retrofit, and replacement projects, the C500 variant offers a precise, authentic fit that preserves your original protection scheme and enclosure footprint. When you need to preserve system reliability without reconfiguring your cabinet, this is the go-to drop-in solution.

Key specifications

• Amperage: 500 A
• Poles: 3-Pole
• Voltage: 690 V

Why this matters

Using the genuine Merlin Gerin C500 ensures compatibility with existing panels and maintains the intended trip characteristics and protective behavior. The part number is the most reliable reference for compatibility, preventing mismatches that can lead to unnecessary downtime or wiring changes.

Ideal use cases

• Maintenance: replace aging or faulty breakers in legacy Merlin Gerin installations without altering downstream circuitry.
• Retrofit: upgrade or refresh high-current, 690V distribution boards while keeping the original protection strategy intact.
• Replacement: keep a ready, authentic spare on hand to minimize downtime and ensure quick restoration of service.

Compatibility and installation notes

Always confirm fit and ratings before ordering. The part number is the best reference for ensuring seamless compatibility with your panel model and brand. When in doubt, compare the existing C500’s mounting style and electrical ratings to the spec sheet for this unit to confirm a precise match.

Practical guidance for best results

• Store spare C500 breakers in a labeled, dry environment to keep them ready for scheduled or unplanned maintenance.
• Have a licensed electrician perform replacement work, especially when handling 690V systems to meet safety standards and local codes.
• During installation, verify correct busbar connections and follow enclosure documentation for torque and mounting guidelines to ensure a reliable, safe switchgear operation.

With the Merlin Gerin C500, you gain an authentic, high-current protection solution that delivers dependable performance, clear traceability to your original installation, and minimal downtime during critical maintenance or upgrades.