1SDA073512R1 ABB E6.2H/MS 6300 3p WMP Switch-Disconnector 6300 A

Why Choose the ABB E6.2H/MS 6300 3p WMP Switch-Disconnector?

The ABB E6.2H/MS 6300 3p WMP, order code 1SDA073512R1, is a high-performance three-pole switch-disconnector from the ABB SACE Emax 2 range, designed for switching and isolation in high-current low-voltage electrical distribution systems. Supplied as the moving part of a withdrawable assembly, this E6.2 frame device combines a substantial 6300 A rated uninterrupted current with robust electrical performance for demanding industrial and infrastructure applications.

The E6.2H/MS is engineered for installations requiring reliable isolation, high current capacity and straightforward switchboard maintenance. Its withdrawable moving-part configuration allows the device to be separated from its compatible fixed part, supporting efficient inspection, servicing and replacement within critical power distribution systems.

With a rated operational voltage of 690 V AC and a rated short-time withstand current of 100 kA for both 1 s and 3 s, the E6.2H/MS 6300 is well suited to high-capacity three-phase distribution networks. Its H short-circuit performance level, three-pole construction and 6300 A rating make it a powerful solution for main switchboards and other demanding low-voltage installations.

Key Advantages

• High-performance ABB SACE Emax 2 switch-disconnector for demanding power distribution applications.
• 6300 A rated uninterrupted current for very high-current electrical systems.
• Three-pole configuration designed for three-phase distribution networks.
• 100 kA short-time withstand current for 1 s for high-fault-level installations.
• Withdrawable moving-part design supports efficient switchboard maintenance and servicing.
• Suitable for low-voltage systems operating at up to 690 V AC.

Key Features

• ABB SACE Emax 2 E6.2H/MS series.
• 6300 A rated uninterrupted current (Iu).
• Three-pole construction.
• 690 V AC rated operational voltage.
• 100 kA rated short-time withstand current (Icw) for 1 s.
• 100 kA rated short-time withstand current (Icw) for 3 s.
• 1000 V AC rated insulation voltage (Ui).
• 12 kV rated impulse withstand voltage (Uimp).
• H short-circuit performance level.
• Withdrawable moving-part (WMP) configuration.

High-Capacity Switching and Isolation for Power Distribution

Switch-disconnectors provide a dependable means of switching and electrically isolating circuits within low-voltage power distribution systems. The ABB E6.2H/MS 6300 combines a very high continuous current rating with substantial short-time withstand capability, making it suitable for installations where high prospective fault currents and dependable electrical isolation are essential.

The withdrawable Emax 2 architecture provides additional flexibility for critical switchboards. As the moving part of a withdrawable assembly, the E6.2H/MS can be separated from its compatible fixed part, helping simplify inspection and maintenance while supporting the serviceability required in industrial plants, infrastructure facilities and high-capacity electrical distribution installations.

Typical Applications

• Main low-voltage power distribution switchboards.
• High-current industrial electrical distribution systems.
• Large manufacturing and process facilities.
• Infrastructure and utility power distribution installations.
• High-fault-level switching and circuit isolation applications.
• Withdrawable switchgear and high-capacity distribution assemblies.