Schneider Electric LK3QU3 Non-Fusible Disconnect Switch

Description:

The Telemecanique LK3QU3 non-fusible disconnect switch is a 400 A, three-pole disconnect switch supplied with GS1AW503 lug compatibility for safely isolating industrial power distribution and motor control systems. Commonly installed in motor control centers, power distribution panels, manufacturing equipment, process automation systems, and heavy industrial machinery requiring manual isolation of three-phase electrical circuits. Maintenance teams, OEMs, and system integrators use this disconnect switch for equipment replacement, retrofit projects, and new electrical panel installations requiring reliable power isolation.

Applications:

The LK3QU3 non-fusible disconnect switch is designed to provide a safe means of disconnecting electrical power for maintenance and servicing of industrial equipment. It is widely used in manufacturing facilities, conveyor systems, water treatment plants, process industries, HVAC equipment, and industrial control panels where dependable manual isolation of high-current three-phase circuits is required.

Technical Specifications:

• Manufacturer Part Number (MPN): LK3QU3
• Manufacturer: Telemecanique (Schneider Electric)
• Product Type: Non-Fusible Disconnect Switch
• Series: LK3
• Rated Current: 400 A
• Rated Voltage: 600 V AC
• Rated DC Voltage: 250 V DC
• Number of Poles: 3-Pole
• Frequency: 50/60 Hz
• Function: Manual isolation of industrial power circuits
• Lug Kit Compatibility: GS1AW503
• Compatible Shaft: 15 × 15 mm Shaft
• Mounting Style: Panel Mount
• Terminal Type: Lug Connection (GS1AW503 compatible)
• Compatible Systems: Industrial motor control centers and power distribution panels
• Replacement Type: OEM Direct Replacement

Common Replacements:

• Schneider Electric LK3QU3 Non-Fusible Disconnect Switch
• Telemecanique LK3 400A Disconnect Switch
• OEM 400A 3-Pole Non-Fusible Disconnect Switch

Product Category: