OT1250E04P ABB 1250 A 4-Pole Isolator Switch

Why Choose the ABB 1SCA022860R6310 OT1250E04P Isolator Switch?

The ABB 1SCA022860R6310, order code OT1250E04P, is a heavy-duty 1250 A, 4-pole switch-disconnector / isolator switch designed for dependable high-current switching and electrical isolation. As part of the ABB 311027-OT Switches product group, it belongs to ABB's high-performance OT range for industrial power distribution, switchboards and electrical equipment.

The OT1250E04P is a front-operated, base-mounted 4-pole switch-disconnector supplied complete with a black ON-OFF plastic pistol-grip handle, adjustable operating shaft and terminal bolt kit. The handle provides IP65 protection, is padlockable in the OFF position and incorporates door-interlocking functionality, providing a practical operating arrangement for enclosure and switchboard installations.

With an open-air thermal current of 1250 A and rated operational currents of 1250 A AC-22A / 1250 A AC-23A at 400–415 V, the OT1250E04P is engineered for demanding industrial switching duties. It also provides a 50 kA short-time withstand current for 1 s, 1000 V rated operational voltage and 12 kV rated impulse withstand voltage.

Key Advantages

• Heavy-duty 1250 A isolator switch for high-current industrial applications.
• 4-pole configuration for simultaneous switching and isolation of four conductors.
• 1250 A AC-22A / AC-23A rating at 400–415 V.
• 50 kA short-time withstand current for 1 s.
• Supplied complete with IP65 pistol-grip handle, adjustable shaft and terminal bolt kit.
• Padlockable OFF position and door interlocking support secure isolation procedures.

Key Features

• ABB OT1250 high-performance switch-disconnector series.
• 1250 A rated current.
• 4-pole switching configuration.
• 1250 A AC-22A at 400–415 V.
• 1250 A AC-23A at 400–415 V.
• 710 kW AC-23A operational power at 400–415 V.
• 1000 V rated operational voltage.
• 12 kV rated impulse withstand voltage.
• 50 kA Icw for 1 s.
• Front-operated, base-mounted construction.
• Black ON-OFF plastic pistol-grip handle included.
• IP65 handle protection.
• Adjustable operating shaft included.
• Terminal bolt kit included.
• Handle padlockable in the OFF position.
• Door interlocking for secure switchboard operation.

Reliable 1250 A Four-Pole Isolation for Industrial Power Systems

Switch-disconnectors provide a dedicated means of manually switching and isolating electrical circuits from their power source. The ABB OT1250E04P combines a substantial 1250 A current capacity with four-pole switching, allowing coordinated isolation of four conductors in demanding industrial distribution systems.

The OT1250E04P is supplied as a practical switchboard-ready operating package with an IP65 pistol-grip handle, adjustable shaft and terminal bolt kit. Its 50 kA Icw for 1 s, high AC-23A switching capability and 1000 V operational rating make it suitable for substantial industrial loads where robust switching and secure manual isolation are required.

Typical Applications

• High-current industrial power distribution.
• Main and sub-main electrical isolation.
• Industrial switchboards and distribution assemblies.
• Large machinery and production equipment.
• High-power motor and load isolation.
• Manufacturing and process installations.
• Power generation and infrastructure systems.