1SDA054749R1 ABB T5 400 P FP 3P EF Plug-In Fixed Part

1SDA054749R1 ABB T5 400 P FP 3P EF Plug-In Fixed Part

ABB 1SDA054749R1 is a 400 A three-pole plug-in fixed part with extended front terminals for compatible SACE Tmax T5 moulded-case circuit-breaker assemblies.

SKU: 1SDA054749R1Alt SKU: T5MPN: 1SDA054749R1
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Why Choose the ABB 1SDA054749R1 T5 400 P FP 3P EF Plug-In Fixed Part?

The ABB 1SDA054749R1 is a plug-in fixed part designed for three-pole ABB SACE Tmax T5 moulded-case circuit breakers up to 400 A. Identified as T5 400 P FP 3P EF, it forms the stationary section of a compatible Tmax T5 plug-in circuit-breaker assembly and incorporates extended front terminals for the main electrical connections.

The plug-in arrangement enables the compatible moving part of the circuit breaker to be separated from the fixed installation while the fixed part and its main power connections remain in place. This modular construction can simplify circuit-breaker installation, maintenance and replacement in industrial and commercial low-voltage switchboards.

The 1SDA054749R1 has a three-pole (3P) configuration, a rated uninterrupted current of 400 A and extended front (EF) terminals. ABB specifies rated operational voltages up to 690 V AC and 750 V DC, making it a purpose-designed connection platform for compatible SACE Tmax T5 plug-in assemblies.

Key Advantages

  • Purpose-designed fixed part for ABB SACE Tmax T5 plug-in circuit breakers.
  • Rated uninterrupted current of 400 A.
  • Three-pole configuration for compatible T5 three-pole assemblies.
  • Equipped with extended front terminals for the main power connections.
  • Supports easier servicing and replacement through the modular plug-in arrangement.
  • Rated for compatible applications up to 690 V AC and 750 V DC.

Key Features

  • ABB T5 400 P FP 3P EF fixed part.
  • Plug-in (P) circuit-breaker execution.
  • Fixed part (FP) of the plug-in assembly.
  • Designed for ABB SACE Tmax T5.
  • 400 A rated uninterrupted current (Iu).
  • Three-pole (3P) construction.
  • Extended front (EF) terminal connection.
  • IEC-specified accessory for compatible moulded-case circuit breakers.

Flexible 400 A Plug-In Circuit Breaker Installation

The ABB T5 400 P FP 3P EF provides the stationary mechanical and electrical interface for a compatible SACE Tmax T5 plug-in circuit-breaker arrangement. With the fixed part installed in the switchboard, the compatible moving circuit-breaker section can be separated without removing the fixed main connection assembly.

The extended front terminals provide the specified main-connection arrangement, while the 400 A current rating supports substantial low-voltage distribution applications. This configuration is particularly useful in switchboards where serviceability, modular construction and straightforward circuit-breaker replacement are important design considerations.

Typical Applications

  • ABB SACE Tmax T5 plug-in circuit-breaker assemblies.
  • Industrial low-voltage switchboards.
  • Commercial power distribution panels.
  • Three-pole feeder installations up to 400 A.
  • Electrical panels requiring extended front terminal connections.
  • Distribution systems requiring serviceable plug-in circuit-breaker arrangements.

Technical Specifications

Series SACE Tmax T5
ABB order code 1SDA054749R1
Product type Plug-in circuit breaker fixed part
Execution Plug-in
Component Fixed part
Suitable for ABB SACE Tmax T5
Suitable product class Moulded-case circuit breakers
Number of poles 3
Rated uninterrupted current (Iu) 400 A
Rated operational voltage 690 V AC / 750 V DC
Terminal connection Extended front
Standard IEC
Product net width 171 mm
Product net height 209 mm
Product net depth 50 mm
Product net weight 1.5 kg
EAN 8015644558703

Frequently Asked Questions

What is the ABB 1SDA054749R1?

The ABB 1SDA054749R1 is a T5 400 P FP 3P EF plug-in fixed part for compatible three-pole ABB SACE Tmax T5 moulded-case circuit breakers.

Is the ABB 1SDA054749R1 a complete circuit breaker?

No. The 1SDA054749R1 is the fixed part of a plug-in circuit-breaker assembly and is intended to be combined with the appropriate compatible ABB Tmax T5 components.

What does T5 400 P FP 3P EF mean?

T5 identifies the Tmax T5 frame, 400 identifies the 400 A fixed-part rating, P indicates plug-in execution, FP means fixed part, 3P means three poles and EF denotes extended front terminals.

What is the current rating of the ABB 1SDA054749R1?

ABB specifies a rated uninterrupted current (Iu) of 400 A for the T5 400 P FP 3P EF fixed part.

What terminal arrangement does the ABB 1SDA054749R1 use?

The fixed part is equipped with extended front terminals (EF) for the main electrical connections.

What are the dimensions of the ABB 1SDA054749R1?

ABB specifies dimensions of approximately 171 mm wide, 209 mm high and 50 mm deep, with a net weight of approximately 1.5 kg.

Trusted by Electrical Professionals Worldwide

ABB SACE Tmax fixed parts and connection accessories are designed to support flexible low-voltage circuit-breaker installations where dependable electrical connection, modular construction and straightforward equipment servicing are required.