Siemens 3LD2064-0TB53-OUS2 - 440V, 3-Pole, Disconnect Switch

Siemens 3LD2064-0TB53-OUS2 delivers safe, reliable electrical isolation in industrial and commercial settings. This 440V, 3-pole Disconnect Switch is built to support proper lockout/tagout procedures and provide dependable disconnection under load, helping maintenance teams work with confidence and protecting both personnel and equipment during service moments.

Why this disconnect switch stands out

• 3-pole configuration ensures complete isolation of all conductors, eliminating partial disconnect risks.
• 440V voltage rating aligns with common industrial power distributions, making it suitable for service disconnects, feeders, and line-side isolation.
• Lockout/Tagout readiness: designed to integrate with standard LOTO practices, safeguarding workers during maintenance and testing.
• Durable design optimized for long-term reliability in demanding industrial and commercial environments.

Specifications at a glance

• Brand: Siemens
• Model: 3LD2064-0TB53-OUS2
• Product Type: Disconnect Switch
• Voltage Rating: 440V
• Number of Poles: 3-Pole

Ideal applications

Perfect for isolating power in machine rooms, electrical closets, and large-panel assemblies. Use it as a service disconnect for commissioning new equipment, performing routine maintenance, or upgrading downstream circuits. Its compatibility with lockout/tagout practices makes it a reliable choice for facilities that prioritize safety and regulatory compliance.

Practical setup and usage insights

• Position the switch to allow clear, unobstructed access for operators during lockout/tagout actions and routine inspections.
• Pair with compatible enclosures and handle accessories to ensure secure operation and clear indication of open/closed status.
• Incorporate into regular maintenance checks to verify consistent actuation, secure engagement, and reliable disconnection under load.