1SDA059010R1 ABB E6H/MS 6300 4P F HR Switch Disconnector 6300 A

Why Choose the ABB E6H/MS 6300 4P F HR Switch Disconnector?

The ABB E6H/MS 6300 4P F HR, order code 1SDA059010R1, is a high-current four-pole fixed switch disconnector from the ABB SACE Emax range, designed for dependable switching and isolation in demanding low-voltage power distribution systems. With a rated current of 6300 A, it is engineered for major industrial, infrastructure and commercial installations requiring robust high-capacity electrical isolation.

This E6H/MS model combines the high-current capability of the ABB SACE Emax E6 frame with H-level performance. Its fixed construction and horizontal rear terminals (HR) provide a practical configuration for integration into high-capacity switchboards, while the four-pole arrangement enables simultaneous switching and isolation of three phase conductors and the neutral.

With a rated operational voltage of up to 690 V AC, the E6H/MS platform is designed for demanding low-voltage distribution environments. The E6H/MS range provides high short-time withstand capability, making this 6300 A switch disconnector well suited to installations with substantial prospective fault currents and demanding continuity requirements.

Key Advantages

• Heavy-duty 6300 A switch disconnector for high-current power distribution.
• Four-pole configuration for simultaneous switching of three phases and neutral.
• Fixed installation for robust integration into low-voltage switchboards.
• Horizontal rear terminals for convenient rear busbar connection.
• High short-time withstand capability for demanding electrical distribution systems.
• 690 V AC rated operational voltage suitable for industrial low-voltage networks.
• Part of the proven ABB SACE Emax E6 platform.

Key Features

• ABB SACE Emax E6H/MS series.
• 6300 A rated current.
• 4-pole configuration.
• Fixed (F) version.
• Horizontal rear (HR) terminal connection.
• 690 V AC rated operational voltage.
• H performance level.
• Designed for high-current AC low-voltage power distribution.
• Suitable for integration into fixed industrial switchboard assemblies.
• Four-pole construction supports applications requiring neutral isolation.

Reliable High-Current Switching and Isolation

Switch disconnectors provide a dependable means of switching and electrically isolating circuits and equipment for operational and maintenance purposes. The ABB E6H/MS is designed for high-current low-voltage installations where robust construction, high fault-withstand capability and reliable circuit isolation are essential.

The fixed E6 configuration is particularly suitable for major switchboards and distribution assemblies where permanent installation is preferred. Horizontal rear terminals facilitate connection to switchboard busbars, while the four-pole construction allows the neutral conductor to be switched together with all three phases in compatible three-phase four-wire distribution systems.

Typical Applications

• High-current industrial low-voltage switchboards.
• Main incoming and distribution systems.
• Three-phase four-wire power distribution.
• Large manufacturing and process plants.
• Infrastructure and utility distribution systems.
• Commercial building electrical distribution.
• High-capacity circuit isolation applications.