Rittal SV9343.020 - 160A, 690V, Fusible, Disconnect Switch

Rittal SV9343.020 is a rugged fusible disconnect switch engineered for reliable isolation and overcurrent protection in demanding industrial and commercial environments. With a 160A current rating and a 690V voltage rating, this switch provides a clear, safe path to disconnect power during maintenance or fault conditions, while the fusible design supplies integrated protection for the circuit it governs.

Designed for motor disconnects, panelboards, and branch circuit protection, the SV9343.020 combines a compact footprint with a maintainable design, making it suitable for control panels where space is at a premium but protection cannot be compromised.

Key specifications

• Model: SV9343.020
• Current rating: 160 A
• Voltage rating: 690 V
• Fusing: Fusible
• Applications: Motor disconnects, panelboards, and branch circuits

What makes this fusible disconnect switch stand out

Unlike non-fusible breakers, this SV9343.020 provides built-in overcurrent protection through replaceable fuse elements. This means fast, predictable fault clearing and protection aligned with your system’s motor loads and feeders. The compact design simplifies panel layouts and reduces wiring complexity, while the fusible configuration lets you select the right fuse rating to match your load profiles.

Practical use cases

• Motor control centers and individual motor feeds where reliable startup/shutdown protection is critical.
• Panelboard sections requiring companion protection in feeders and branch circuits.
• Maintenance-ready isolation points in industrial equipment rooms, offering a safe method to de-energize circuits for service work.

Installation and maintenance tips

For best results, pair the SV9343.020 with matching fuses sized for your motor and load characteristics, and follow standard control panel assembly procedures to ensure proper wiring integrity. Regular inspection of fuse elements and terminal connections will help maintain consistent performance in harsh environments.