ABB | S3H-3P-100A | Circuit Breaker | 100A | 3-Pole

Meet the ABB S3H-3P-100A circuit breaker—a purpose-built 3-pole protector designed for reliable performance in industrial electrical distribution. With a 100A rating across three phases, this unit delivers coordinated interruption across all lines, helping safeguard equipment and maintain system stability in demanding environments.

Designed for critical maintenance, retrofit, and replacement projects where exact specifications matter, the S3H-3P-100A ensures you can match your existing protection scheme without guesswork. The part number S3H-3P-100A is the best reference for compatibility, and ABB reinforces this with a focus on dependable operation when it’s needed most. Always confirm fit and ratings before ordering to avoid gaps in protection or downtime.

Key benefits

• Three-pole protection: simultaneous disconnection across all phases in a three‑phase system for consistent, safe fault clearing.
• 100A current rating: suitable for intermediate to moderate load currents, supporting distributed power circuits with robust protection.
• Exact compatibility reference: part number S3H-3P-100A used as the primary guide for matching your panel or equipment specs.
• Maintenance-friendly design: ideal for retrofit or replacement scenarios, reducing downtime and ensuring continued protection.

Ideal use cases

• Panel upgrades and retrofits where you need to preserve the original protection characteristics.
• Replacement of aging or failed breakers in three‑phase distribution systems.
• Industrial motor control circuits and three-phase feeders requiring reliable, coordinated trip performance.

Compatibility and installation notes

• Verification first: confirm fit and ratings before ordering; use the S3H-3P-100A part number as the primary compatibility reference.
• Documentation alignment: cross-check with your equipment’s labeling or service manual to ensure the three-pole 100A specifications align with the replacement needs.
• Practical tip: keep a record of your current breaker’s pole count and amperage to streamline future maintenance or replacements.

Whether you’re performing routine maintenance, upgrading an aging panel, or replacing a failed component, the ABB S3H-3P-100A circuit breaker delivers dependable protection with a straightforward compatibility path. Rely on its three-pole design and 100A capacity to safeguard your three-phase loads and keep systems running smoothly.