ABB S3N - 3-Pole, Disconnect Switch

The ABB S3N - 3-Pole Disconnect Switch stands out as a purpose-built solution for safe, reliable electrical isolation in demanding industrial and commercial environments. Designed to support proper lockout/tagout procedures and deliver dependable disconnection under load, this switch is built to endure long-term service in control panels, distribution enclosures, and critical power applications.

Why the ABB S3N is a smart choice

• Three-pole isolation for complete phase disconnect. In three-phase systems, the S3N’s 3-Pole design ensures all live conductors are safely disconnected, minimizing energization risks during maintenance or testing.
• Lockout/tagout readiness. The switch is engineered to integrate with standard lockout/tagout protocols, helping teams secure energy sources before work begins and verify isolation before any service steps.
• Reliable disconnection under load. Built for performance when circuits are energized, the S3N provides dependable interruption of power, supporting safer maintenance and commissioning activities.
• Durable, industrial-grade construction. Rated for the rigors of continuous use in demanding environments, the S3N is designed to deliver long-term durability and consistent operation in daily duty cycles.

Ideal applications and use cases

• Service disconnects in electrical control panels, switchgear, and power distribution enclosures within manufacturing facilities, commercial buildings, and industrial plants.
• Maintenance shutdowns and equipment commissioning where safe, verifiable isolation is essential.
• Electrical isolation points in multi-panel arrangements where a clean, reliable break in all three phases is required.

What makes this ABB disconnect switch special

• Trusted ABB engineering brings a proven track record in safety-focused electrical components.
• Clear emphasis on safe lockout/tagout compatibility and dependable performance when circuits are under load.
• A straightforward, purpose-driven design that supports quick, confident operations by engineers and technicians alike.

Specs at a glance

• Number of Poles: 3-Pole
• Product Type: Disconnect Switch
• Brand: ABB
• Model: S3N