ABB S5H - 400A, 600V, 3-Pole, Disconnect Switch

The ABB S5H 400A, 600V, 3-Pole Disconnect Switch is engineered for safe, reliable electrical isolation in demanding industrial and commercial environments. This high-performance disconnect switch delivers dependable disconnection under load and is purpose-built to support proper lockout/tagout procedures, helping teams maintain safety without compromising uptime.

Key specifications at a glance

• Amperage rating: 400A
• Voltage rating: 600V
• Poles: 3-Pole
• Product type: Disconnect Switch
• Brand: ABB
• Model: S5H

Why this 3-Pole design matters

Three-pole construction means all three phases can be isolated simultaneously. For three-phase systems, this reduces the risk of partial energization during maintenance and ensures a complete, safe disconnect under load. The S5H is built to endure the rigors of continuous operation in busy electrical rooms, control panels, and switchgear assemblies.

Ideal applications

• Main service disconnects in distribution panels and electrical rooms
• Feeder lines for commercial and light-industrial installations
• Motor control centers and equipment maintenance shutoffs
• Situations requiring strict lockout/tagout procedures and reliable isolation

What makes it unique

The ABB S5H stands out through its combination of robust electrical isolation performance and durability designed for long-term use. It provides a trusted solution where safety, clear disconnection, and adherence to lockout/tagout workflows are non-negotiable, helping facilities minimize downtime and maintain consistent operational safety.

Practical considerations and usage tips

• Pair the S5H with standard lockout/tagout practices to ensure clear, auditable isolation during maintenance.
• Use in systems operating at up to 600V with three-phase power to maximize safety margins and reliable performance.
• Integrate into electrical room layouts where quick, definitive isolation of all lines is critical for servicing and safety compliance.

Whether you’re updating a protected service disconnect or equipping a new three-phase distribution setup, the ABB S5H 400A, 600V, 3-Pole Disconnect Switch delivers the dependable isolation and durable performance professionals rely on for safe, efficient operation.