OT2500E03N3P ABB 2500A 3-Pole Switch-Disconnector with Integrated Neutral

Why Choose the ABB OT2500E03N3P 2500A 3-Pole Switch-Disconnector with Integrated Neutral?

The ABB OT2500E03N3P is a high-current 2500 A three-pole switch-disconnector with an integrated neutral designed for reliable isolation and switching in demanding industrial and power distribution systems. As part of the ABB OT switch-disconnector series, it combines robust electrical performance with a compact switching architecture for high-current installations.

This switch-disconnector is configured with three switched poles plus an integrated detachable neutral link, allowing the neutral arrangement to be incorporated directly into the switching assembly. The OT2500E03N3P is front operated and intended for base mounting, making it suitable for integration into large switchboards, distribution assemblies and industrial power-control equipment.

With a rated current of 2500 A, the OT2500E03N3P is designed for high-power electrical systems where dependable manual isolation is essential. Its main circuit uses robust bolt connections, while compliance with IEC 60947-3 supports its use as a switch-disconnector in industrial low-voltage installations.

Key Advantages

• High-current 2500 A switch-disconnector for demanding industrial power systems.
• Three-pole configuration with integrated neutral for 3P+N applications.
• Integrated detachable neutral link incorporated into the mechanism.
• Designed for dependable manual isolation of high-current electrical circuits.
• Front-operated, base-mounted construction supports switchboard integration.
• Robust bolt-connected main circuit terminals for high-current connections.

Key Features

• ABB OT switch-disconnector series.
• 2500 A rated current.
• 3P+N configuration with three switched poles and integrated neutral.
• Detachable neutral link integrated into the switching mechanism.
• IEC 60947-3 switch-disconnector design.
• Maximum rated operational voltage up to 1000 V AC.
• Rated short-time withstand current of 55 kA.
• Front-operated configuration.
• Base mounting for installation in electrical distribution assemblies.
• Main-circuit bolt connections suitable for high-current installations.

Reliable High-Current Isolation for Industrial Power Systems

Switch-disconnectors provide a defined means of isolating electrical equipment and downstream circuits from the power supply. In high-current distribution systems, robust switching contacts and connections are particularly important for maintaining dependable operation while providing a clear isolation function for servicing and maintenance.

The ABB OT2500E03N3P combines a 2500 A current rating with a three-pole plus integrated neutral configuration. Its front-operated, base-mounted construction makes it suitable for incorporation into large low-voltage switchboards, industrial distribution systems and other high-current electrical assemblies.

Typical Applications

• High-current industrial power distribution systems.
• Main switch and circuit-isolation applications.
• Low-voltage switchboards and distribution assemblies.
• Manufacturing and process-industry electrical systems.
• Large machinery and plant power distribution.
• Commercial and industrial infrastructure requiring 3P+N isolation arrangements.