ABB OT30F3 - Fused Disconnect Switch

Meet the ABB OT30F3, a high-performance fused disconnect switch built for industrial and commercial environments where safe electrical isolation isn’t optional—it’s essential. Designed to support proper lockout/tagout procedures, the OT30F3 delivers dependable disconnection under load, pairing immediate safety with long-term durability.

Why choose the ABB OT30F3?

• Fused protection with reliable isolation: The integrated fuse provides immediate interruption of fault currents, while the disconnect mechanism ensures clear, decisive isolation when maintenance or servicing is required.
• Lockout/tagout readiness: Engineered to integrate smoothly with standard lockout devices, helping your facilities enforce safe shutdown practices and regulatory compliance.
• Industrial durability: Built to withstand demanding environments, the OT30F3 is designed for sustained performance and long service life in daily operations.
• Operational clarity for maintenance: Straightforward manual operation ensures quick, predictable disconnection steps, reducing downtime during safety procedures.

Ideal applications

• Motor circuits and machinery lines where safe isolation is critical during maintenance
• Service panels and distribution points in industrial and commercial facilities
• Conveyor systems, HVAC equipment, and other equipment requiring reliable disconnection under load

Specifications at a glance

• Product Type: Fused Disconnect Switch
• Brand: ABB
• Model: OT30F3

The ABB OT30F3 is more than a switch—it’s a safety-critical component designed to keep personnel protected and systems up and running. Its combination of fused protection, lockout/tagout compatibility, and rugged durability makes it a dependable choice for facilities that demand both safety and reliability from their electrical isolation equipment.

Tips for optimal use: pair the OT30F3 with your facility’s standard lockout/tagout protocols, perform regular inspection of fuse integrity, and schedule periodic functional checks to ensure consistent performance in daily operations.