ABB SACE Emax 3 E2.3B 2000 ACB 3 Pole 2000A 42kA Ekip Aware LI Fixed Rear Terminals

ABB SACE Emax 3 E2.3B 2000 ACB 3 Pole 2000A 42kA Ekip Aware LI Fixed Rear Terminals

ABB 1SDA124852R1 Emax 3 E2.3B 2000 Ekip Aware LI three-pole fixed air circuit breaker with a 2000 A rating for low-voltage power distribution and circuit protection.

SKU: 1SDA124852R1
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Why Choose the ABB 1SDA124852R1 Emax 3 Air Circuit Breaker?

The ABB 1SDA124852R1 is a high-capacity SACE Emax 3 air circuit breaker designed for reliable protection and switching of low-voltage electrical distribution systems. As part of the ABB Emax 3 E2.3B series, it combines a 2000 A current rating with an integrated Ekip Aware electronic release and LI protection functions for demanding industrial and commercial power distribution applications.

This circuit breaker provides overload and instantaneous short-circuit protection, helping protect electrical installations and connected equipment against excessive current conditions. Its fixed configuration and rear connection arrangement make it suitable for integration into appropriately designed low-voltage switchboards and distribution assemblies.

With a 2000 A rated current, 690 V AC rated voltage and three-pole construction, the E2.3B 2000 is suited to high-current feeders and main distribution applications. The FHR configuration provides fixed installation with rear horizontal connections, supporting practical integration into industrial switchgear and electrical distribution equipment.

Key Advantages

  • High-capacity 2000 A air circuit breaker for low-voltage power distribution.
  • Ekip Aware electronic release provides integrated electronic protection functionality.
  • LI protection combines overload and instantaneous short-circuit protection.
  • 690 V AC rated voltage for demanding low-voltage distribution systems.
  • Three-pole fixed configuration for robust switchboard integration.
  • Rear horizontal connection arrangement suitable for fixed switchgear installations.
  • Designed for high-current industrial, commercial and infrastructure distribution systems.

Key Features

  • ABB SACE Emax 3 E2.3B series.
  • 2000 A rated permanent current.
  • Ekip Aware electronic release.
  • LI protection functions for overload and instantaneous short-circuit protection.
  • Three-pole construction.
  • Fixed installation configuration.
  • Rear horizontal connection configuration, designated FHR.
  • 690 V AC rated voltage.
  • 42 kA rated ultimate short-circuit breaking capacity at 415 V AC.
  • IP30 protection rating.

Reliable High-Current Power Distribution Protection

The ABB Emax 3 E2.3B platform is designed for high-current low-voltage distribution where dependable switching and circuit protection are required. The Ekip Aware release monitors electrical conditions and provides LI protection, with the long-time overload function helping protect conductors and equipment from sustained excessive current while instantaneous protection responds to high short-circuit currents.

The fixed three-pole construction and rear horizontal connection arrangement of the 1SDA124852R1 make it suitable for integration into purpose-designed switchboards and power distribution assemblies. Its 2000 A rating provides substantial current-carrying capacity for high-demand feeders and distribution circuits.

Typical Applications

  • Low-voltage main distribution switchboards.
  • Industrial power distribution systems.
  • High-current feeder protection.
  • Commercial building electrical distribution.
  • Industrial plants and manufacturing facilities.
  • Infrastructure and utility power distribution assemblies.
  • High-capacity electrical switchgear and panel systems.

Technical Specifications

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Device Type ACB
Current 2000 A
Poles 3-pole
Phase Three Phase
Breaking Capacity 42 kA
Trip Unit LI
Application Power distribution
Mounting Type Fixed
Manufacturer ABB
Series SACE Emax 3
Frame size E2.3B
Model E2.3B 2000 Ekip Aware LI 3p FHR
Order code 1SDA124852R1
Product type Air circuit breaker
Release unit Ekip Aware
Protection functions LI
Rated current 2000 A
Rated voltage 690 V AC
Number of poles 3
Configuration Fixed
Overload protection setting range 800–2000 A
Instantaneous short-circuit setting range 3000–30000 A
Rated ultimate short-circuit breaking capacity 42 kA at 415 V AC
Main circuit connection Bolt connection
Main connection position Rear
Connection orientation Horizontal
Auxiliary change-over contacts 4
Operating element Push button
Protection rating IP30
HS Code 85362090

Frequently Asked Questions

What is the ABB 1SDA124852R1 used for?

The ABB 1SDA124852R1 is a 2000 A SACE Emax 3 air circuit breaker designed for protection and switching in low-voltage power distribution systems.

What protection functions does the 1SDA124852R1 provide?

The Ekip Aware release provides LI protection, combining long-time overload protection with instantaneous short-circuit protection.

How many poles does the ABB 1SDA124852R1 have?

The 1SDA124852R1 is a three-pole air circuit breaker designed for three-phase low-voltage distribution applications.

What is the rated current of the ABB 1SDA124852R1?

The ABB 1SDA124852R1 has a rated permanent current of 2000 A.

What does FHR mean on the ABB 1SDA124852R1?

The FHR configuration identifies a fixed circuit breaker with rear horizontal connection arrangements, suitable for integration into compatible switchboard assemblies.

Trusted for High-Current Electrical Distribution

ABB SACE Emax 3 air circuit breakers provide high-capacity circuit protection and switching for demanding low-voltage distribution systems, supporting reliable operation across industrial, commercial and infrastructure electrical installations.