1SDA058903R1 ABB E4H/f/MS 4000 4P F HR 4000 A Switch-Disconnector

Why Choose the ABB E4H/f/MS 4000 4P F HR Switch-Disconnector?

The ABB E4H/f/MS 4000 4P F HR, order code 1SDA058903R1, is a high-current SACE Emax switch-disconnector designed for switching and isolation duties in demanding low-voltage industrial power distribution systems. Part of the ABB SACE Emax E4H/MS series, this four-pole unit provides a rated current of 4000 A for high-capacity switchboards and electrical distribution installations.

Designed for fixed installation, the E4H/f/MS 4000 combines robust SACE Emax construction with rear horizontal terminals for integration into low-voltage switchboards. The four-pole configuration enables simultaneous switching and isolation of four conductors, making it suitable for three-phase distribution systems where neutral switching is also required.

With its 4000 A current rating, H performance level and fixed mounting format, the E4H/f/MS 4000 4P F HR is engineered for substantial industrial electrical loads. Its rear horizontal terminal arrangement supports practical busbar connection within switchgear assemblies, providing a dependable solution for high-current distribution and isolation applications.

Key Advantages

• Heavy-duty 4000 A switch-disconnector for high-current power distribution.
• Four-pole configuration suitable for systems requiring simultaneous phase and neutral switching.
• Fixed installation for permanent integration into electrical switchboards.
• H performance level for demanding electrical distribution applications.
• Rear horizontal terminals provide a practical connection arrangement for switchboard busbars.
• Part of ABB's proven SACE Emax low-voltage power distribution platform.

Key Features

• ABB SACE Emax E4H/f/MS series.
• 4000 A rated current.
• Four-pole configuration.
• H performance level.
• Fixed installation format.
• Rear horizontal terminal arrangement.
• Designed for high-current low-voltage switching and isolation.
• Suitable for integration into industrial switchboards and main distribution assemblies.
• Robust SACE Emax construction for demanding electrical installations.

Reliable High-Current Switching and Isolation

Switch-disconnectors provide controlled switching and electrical isolation within low-voltage distribution systems, allowing circuits and equipment to be separated from the electrical supply when required. The ABB E4H/f/MS 4000 is designed for demanding high-current applications where dependable isolation and robust switching performance are essential.

The 4000 A rating makes this model suitable for substantial electrical loads, while its four-pole construction supports applications requiring switching of the neutral conductor alongside the three phases. Fixed installation and rear horizontal connections make the E4H/f/MS 4000 4P F HR particularly suited to high-capacity switchboards, main distribution panels and industrial power systems.

Typical Applications

• Industrial low-voltage switchboards.
• Main electrical distribution panels.
• High-current four-pole power distribution systems.
• Manufacturing and process plant electrical systems.
• Commercial and infrastructure power distribution.
• Systems requiring simultaneous switching of phase and neutral conductors.
• Electrical isolation within high-capacity switchgear assemblies.