Siemens | EE3A090L | Circuit Breaker | 90A | 3-Pole | 240V | Bolt-On

When you’re upgrading or replacing protection in a three‑phase 240V system, the Siemens EE3A090L circuit breaker stands out as a precise, reliable choice. Designed for bolt‑on mounting, this 90A, 3‑pole unit delivers dependable overcurrent protection while seamlessly matching Siemens panel architectures.

Key specifications at a glance

• Amperage: 90A
• Poles: 3‑Pole
• Voltage rating: 240V
• Mounting style: Bolt‑On
• Part reference: EE3A090L

Why this unit is the right fit

The EE3A090L is purpose‑built for maintenance, retrofit, and replacement projects where exact specifications matter. If your panel or distribution array demands a 90A, 3‑pole, 240V bolt‑on breaker, this Siemens model is engineered to slot into existing layouts without compromising fit or performance. The part number EE3A090L is the trusted reference for compatibility, helping you avoid mismatches during procurement.

Perfect scenarios for use

• Retrofitting older 3‑phase systems to modern protection standards while preserving panel design integrity
• Replacing a failed or aging breaker in Siemens‑based installations with a like‑for‑like spec
• Maintenance campaigns where keeping exact amperage, pole count, and voltage is critical to system coordination

Practical considerations and installation tips

• Verify fit by cross‑checking the panel model and the EE3A090L reference before ordering
• Ensure the installation follows local electrical codes and Siemens installation guidelines for bolt‑on breakers
• Plan for secure mounting and proper alignment within the bus structure to maintain reliable tripping and protection
• Keep the part number handy for future replacements and service records

Whether you’re upgrading a legacy panel or performing a precise retrofit, the Siemens EE3A090L 90A, 3‑pole, 240V bolt‑on circuit breaker provides the dependable protection your three‑phase system requires. Rely on its Siemens‑engineered compatibility to maintain electrical safety, system continuity, and straightforward maintenance workflows.