Square D | LHL3635029DC1616 | Circuit Breaker | 350A | 3-Pole | 600V

Meet the Square D LHL3635029DC1616 circuit breaker — a capable, high-amp solution designed for demanding 3‑phase power systems. With a 350A rating and a 3‑pole configuration, this unit is built to reliably protect circuits at up to 600V, making it a solid choice for industrial panels, service upgrades, and retrofit projects where exact specifications matter.

• Amperage: 350A
• Poles: 3-Pole
• Voltage rating: 600V
• Part reference: LHL3635029DC1616
• Brand lineage: Square D

Why this model stands out

Designed for environments that demand durable, coordinated protection for three-phase systems, this Square D breaker provides a precise, reliable interruption capability aligned with common 600V distribution setups. The part number LHL3635029DC1616 is your most reliable reference when cross-checking compatibility, ensuring you’re matching the exact physical form, trip characteristics, and mounting configuration required by your panel or equipment.

Ideal use cases

• Maintenance: Replace worn or aging breakers in 600V, three-phase installations to restore and maintain system protection.
• Retrofit: Upgrade or reconfigure existing distribution gear to accommodate higher loads or updated safety standards.
• Replacement: Stand-in for failed or incompatible breakers while preserving circuit protection integrity.

How to verify fit and ensure optimal performance

• Cross-check the exact part number (LHL3635029DC1616) against your panel’s documentation to confirm compatibility.
• Compare the panel rating, ampacity, and trip characteristics with your system requirements before ordering.
• Ensure the installation environment matches the device’s voltage (600V) and the three-pole configuration.

Practical tips for installers and facility managers

• Keep the part number handy during retrofits and replacements to avoid mismatches in form factor or trip curves.
• Document the replacement with the system’s protective coordination plan to maintain proper tripping sequence and overall safety.
• Store and handle the breaker safely until installation, following standard electrical safety practices to prevent damage.

Note: Confirm fit and ratings before ordering. The part number is the best reference for compatibility, ensuring a precise match for your 3‑pole, 600V, 350A circuit protection needs.