Siemens 3LD22640TB530US2 32A 3P 690V Safety Switch, Fusible, Non-Fusible | AmpState

Siemens 3LD22640TB530US2 is a rugged safety switch designed for everyday electrical work, serving as a reliable equipment disconnect and isolation point at the load side of systems. With a 32 A rating, a 3-pole configuration, and a 690 V maximum, it’s built to handle demanding industrial circuits while offering flexible protection with both fusible and non-fusible options.

Why this safety switch stands out

• Three-pole isolation ensures complete disconnection across all phases for safer maintenance and servicing.
• 32 A continuous current rating supports a wide range of motor loads, control circuits, and power distribution segments.
• 690 V capability aligns with common industrial power environments, delivering robust performance where it’s needed most.
• Fusible and Non-Fusible configurations in one part-number family provide flexible protection strategies without juggling multiple SKUs.
• Direct part-number match simplifies procurement, stock management, and long-term maintenance planning for maintenance teams and panel builders.

Ideal use cases

• Equipment disconnect and safe isolation at the point of use in three-phase systems.
• Pre-service disconnection for maintenance tasks, ensuring workers can confidently lock out and test circuits.
• Control panels and electrical cabinets where a ready-to-install safety switch with a precise Siemens part-number is required.
• Spare inventory for facilities that rely on predictable part compatibility and fast replacements.

Need help matching a part number or confirming compatibility? AmpState offers support to verify fit. Message us, and we’ll help confirm that the 3LD22640TB530US2 meets your equipment needs or point you to the best alternative within the same family.

Technical snapshot

• Manufacturer: Siemens
• Part Number: 3LD22640TB530US2
• Product Type: Safety Switch
• Amperage: 32 A
• Poles: 3
• Voltage: 690 V
• Configurations: Fusible, Non-Fusible
• Availability: AmpState

With the Siemens 3LD22640TB530US2, you gain a purpose-built disconnect that reduces complexity in installation and maintenance, backed by a part-number you can count on for consistent sourcing. It’s the practical, no-nonsense choice for professional electrical teams building reliable, safe, and maintainable power systems.