Square D | LAL3640030M | Circuit Breaker | 3-Pole

Square D LAL3640030M is a 3-Pole Circuit Breaker designed for dependable protection in three-phase electrical systems. This unit is crafted for maintenance, retrofit, and replacement projects where exact specifications matter, helping you restore reliable performance with minimal downtime.

Key reference for compatibility: LAL3640030M — confirm fit and ratings before ordering to ensure a precise match for your panel and load requirements. The part number is the most reliable guide to compatibility, helping you avoid mismatches and unnecessary returns.

Why this 3-Pole model matters

• Three-pole protection ensures simultaneous disconnection of all conductors in three-phase circuits, improving safety and system integrity during faults.
• Original Square D engineering delivers trusted trip characteristics and long‑term reliability you can count on in critical commercial or industrial applications.
• Specifically suited for maintenance, retrofit, and replacement tasks where exact specifications are required, reducing guesswork during panel updates.

Ideal use cases

• Replacing worn or obsolete breakers in three‑phase panels without compromising protection class or performance.
• Retrofit projects where upgrading to a compatible 3‑pole solution maintains electrical protection across all phases.
• Spare parts inventory for facilities that rely on consistent, manufacturer‑approved components to minimize downtime.

Compatibility, installation, and safety tips

• Verify the part number against your panel’s specification sheet to ensure a correct fit before purchase.
• Adhere to all electrical safety guidelines and local codes. Installation should be performed by a qualified electrician to ensure proper mounting and secure connection.
• After replacement, confirm that the circuit topology and protective roles align with your system design, and test functionality per manufacturer recommendations.

What sets it apart from generic options

This breaker embodies Square D’s engineering rigor, providing precise fit and predictable trip behavior that generic equivalents often can’t guarantee. By using the exact part number LAL3640030M, you ensure compatibility with the intended panel family and preserve the intended protection scheme for your three‑phase load.

In summary, the Square D LAL3640030M 3-Pole Circuit Breaker is your reliable choice for maintenance, retrofit, and replacement projects where exact specifications and dependable three‑phase protection matter. Keep the part number handy, double-check fit and ratings, and rely on its proven performance to keep your electrical system running smoothly.