Siemens | SLM1 | Circuit Breaker | 800A | 3-Pole | 600V

Siemens SLM1 Circuit Breaker delivers rugged, high-current protection for demanding three-phase power systems. With an 800 A rating, 3-pole configuration, and a 600 V maximum, this device is engineered to safely interrupt power and protect equipment, personnel, and workflows in industrial environments.

Designed for maintenance, retrofit, and replacement scenarios where exact specifications matter, the SLM1 series provides a reliable upgrade path that keeps your existing gear fully protected without unnecessary redesigns. The part number SLM1 is the strongest reference for compatibility—always confirm fit and ratings before ordering to ensure seamless integration with your panel or motor control center.

• Amperage: 800 A
• Poles: 3-Pole
• Voltage: 600 V
• Applications: maintenance, retrofit, and replacement for compatible switchgear
• Compatibility reference: part number SLM1

Ideal use cases

• High-current feeders and service disconnects in heavy manufacturing lines where reliable trip protection is critical
• Motor control centers and panel retrofits that require a robust, compatible protective device
• Upgrading legacy switchgear in data centers or critical facilities to meet modern protection standards

What sets the Siemens SLM1 apart

• Proven Siemens engineering offers predictable trip performance and straightforward maintenance in complex power layouts
• Three-pole design ensures simultaneous disconnection of all phases, enhancing safety during fault events
• Clear fit verification through the SLM1 part number reduces installation risk and downtime

Practical guidance for procurement and installation

Before you order, double-check fit and ratings against your panel schedule. Confirm that the 600 V class matches your system and review any required accessories or busbar fittings. For installation, rely on a licensed electrician, and follow local codes and safe-decommissioning procedures to minimize downtime and ensure a safe retrofit or replacement.