The Schneider Electric Telemecanique LK3-QU3 is a nonfusible disconnect switch designed for robust electrical isolation in demanding industrial environments. As part of the LK3 series, this 3-pole switch is engineered to handle significant power loads, making it suitable for motor control and power distribution applications where reliable circuit interruption is paramount. Its construction ensures safe operation during maintenance or emergency shutdown procedures.

Technical details

• Series: Telemecanique LK3
• Switch Type: Nonfusible Disconnect Switch
• Number of Poles: 3
• Maximum Voltage Rating: 600 VAC
• Maximum Current Rating: 400 A
• Enclosure Type: Open (requires separate enclosure for protection)
• Mounting Style: Panel Mount
• Terminal Type: Screw Terminals

Applications & compatibility

This disconnect switch is commonly employed in heavy-duty industrial applications such as motor control centers, power distribution panels, and machinery requiring manual isolation for servicing. It is compatible with systems utilizing 3-phase power up to 600 VAC and 400 A, providing a critical safety interlock for equipment like large pumps, compressors, and industrial machinery on production lines.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric Telemecanique LK3-QU3 or contact our technical team for cross-reference assistance with compatible disconnect switch components.