Siemens VK73644J Disconnect Switch, 200A, 3-Pole, 600V

The Siemens VK73644J is a robust 3-pole disconnect switch engineered for demanding industrial environments. With a 200 A current rating and a 600 V voltage limit, it’s built to safely isolate three-phase circuits for service, maintenance, and replacement projects. Confirm compatibility easily by checking the part number VK73644J against your application requirements.

Key features that matter in the field

• 3-pole isolation: Fully disconnects all three phases, delivering clear and reliable system isolation during maintenance or emergencies.
• 200 A continuous current: Designed to handle mid-to-high power loads common in industrial facilities, reducing the need for mid-cycle replacements.
• 600 V rating: Suitable for typical industrial distribution systems, ensuring safe operation within your power layout.
• Straightforward operation: Simple actuation enables quick shutoff, improving safety and downtime efficiency for technicians.
• Specific compatibility: Use the part number VK73644J to verify fit for your equipment and application requirements, minimizing the guesswork during procurement.

Why this disconnect switch matters for your operation

In manufacturing plants, data centers, and large facilities, reliable disconnection points are essential for safe maintenance and quick service restoration. The VK73644J provides a dedicated isolation solution that helps technicians prevent accidental energization, protects personnel during work, and supports compliant shutdown procedures. The three-pole design ensures that all phases are isolated together, reducing the risk of partial energization and improving overall protection for connected equipment.

Ideal use cases

• Routine maintenance on motors, feeders, and switchgear in manufacturing lines
• Equipment replacement or upgrades where a dependable isolation switch is required
• Emergency or planned shutdowns in industrial facilities where safe, full-system disconnection is critical
• Service contracts and installations that demand a clearly specified, manufacturer-supported disconnect device

Compatibility and installation guidance

To ensure correct fit and performance, verify the VK73644J part number against your equipment and application requirements before ordering. When installing, follow established electrical safety practices and applicable codes for disconnect devices, and consult wiring diagrams or installation manuals specific to your panel or enclosure to ensure proper mounting and secure electrical connections.