1SDA058945R1 ABB E1N/MS 1250 A 3-Pole Withdrawable Switch-Disconnector Moving Part

1SDA058945R1 ABB E1N/MS 1250 A 3-Pole Withdrawable Switch-Disconnector Moving Part

ABB 1SDA058945R1 is a SACE Emax E1N/MS 1250 A three-pole withdrawable switch-disconnector moving part designed for dependable high-current switching and isolation in low-voltage power distribution systems.

SKU: 1SDA058945R1Alt SKU: E1N/MS1250MPN: 1SDA058945R1
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Why Choose the ABB 1SDA058945R1 E1N/MS 1250 Switch-Disconnector Moving Part?

The ABB 1SDA058945R1 is a SACE Emax E1N/MS 1250 switch-disconnector moving part designed for dependable high-current switching and isolation in low-voltage power distribution systems. This configuration has a rated current of 1250 A, a 3-pole withdrawable construction and is intended for integration with the corresponding compatible fixed part in ABB SACE Emax switchgear.

As part of the ABB SACE Emax family, the E1N/MS combines substantial current-carrying capability with the service flexibility of a withdrawable switch-disconnector. The moving-part architecture allows the switching unit to be separated from its corresponding fixed part, supporting isolation, inspection, servicing and replacement within suitably designed switchboards.

The 1SDA058945R1 combines a 1250 A current rating with a three-pole withdrawable moving-part design. Its E1N/MS configuration is associated with a 50 kA performance level, making it suitable for demanding industrial and commercial distribution installations requiring robust switching and isolation.

Key Advantages

  • Genuine ABB SACE Emax E1N/MS switch-disconnector moving part.
  • 1250 A rated current for high-current low-voltage distribution.
  • Three-pole configuration for three-phase switching and isolation applications.
  • Withdrawable moving-part construction supports efficient switchgear servicing and maintenance.
  • 50 kA E1N/MS performance level for demanding distribution duties.
  • Designed for dependable switching and isolation within compatible ABB SACE Emax switchgear.

Key Features

  • ABB SACE Emax E1N/MS switch-disconnector platform.
  • 1250 A rated current.
  • 3-pole construction.
  • Withdrawable (W) installation version.
  • Moving part (MP) configuration.
  • E1 frame architecture.
  • N performance level.
  • 50 kA performance class.
  • Designed for use with the corresponding compatible SACE Emax E1 fixed part.
  • Suitable for high-current low-voltage switching and isolation.

Withdrawable Switching and Isolation for Low-Voltage Distribution

The ABB SACE Emax E1N/MS platform is designed for switching and isolation duties within high-current low-voltage power distribution systems. As a switch-disconnector configuration, it provides controlled circuit switching and isolation within an installation incorporating the appropriate protective equipment.

The withdrawable moving-part architecture of the 1SDA058945R1 provides additional flexibility for switchboard servicing and lifecycle maintenance. Combined with its 1250 A rating and three-pole construction, the unit is well suited to three-phase distribution assemblies where maintainability and dependable high-current isolation are important requirements.

Typical Applications

  • Industrial low-voltage switchboards.
  • Main circuit switching and isolation.
  • Three-phase power distribution systems.
  • Manufacturing plant electrical distribution.
  • Commercial and infrastructure switchgear.
  • Withdrawable low-voltage power distribution assemblies.

Technical Specifications

Series SACE Emax
ABB order code 1SDA058945R1
Product group 310513-New Emax
Product type Switch-disconnector moving part
Frame E1
Performance level N
Rated current 1250 A
Number of poles 3
Installation version Withdrawable
Component version Moving part
Performance class 50 kA
Configuration designation E1N/MS 1250 3p W MP
Net weight 55 kg
EAN 8015644613044
Application Low-voltage switching and isolation

Frequently Asked Questions

What is the ABB 1SDA058945R1?

The ABB 1SDA058945R1 is a SACE Emax E1N/MS 1250 A three-pole withdrawable switch-disconnector moving part designed for high-current low-voltage switching and isolation.

What is the rated current of the ABB 1SDA058945R1?

The E1N/MS switch-disconnector moving part is rated at 1250 A.

How many poles does the ABB 1SDA058945R1 have?

The 1SDA058945R1 has a 3-pole configuration suitable for three-phase low-voltage switching and isolation applications.

Is the ABB 1SDA058945R1 fixed or withdrawable?

The 1SDA058945R1 is a withdrawable moving part, identified by the W MP designation in its ABB configuration.

What is the performance level of the ABB E1N/MS 1250?

The E1N/MS 1250 uses the N performance level, associated with a 50 kA performance class for this switch-disconnector range.

Is the ABB 1SDA058945R1 a complete fixed switch-disconnector?

No. The 1SDA058945R1 is the moving portion of a withdrawable E1N/MS switch-disconnector and is intended for integration with the corresponding compatible fixed part.

Trusted by Electrical Engineers Worldwide

ABB SACE Emax switch-disconnectors provide dependable high-current switching and isolation for industrial, commercial and infrastructure low-voltage distribution systems, with withdrawable configurations supporting efficient switchgear servicing and maintenance.