ABB SACE Emax 3 E2.3S 2000 ACB 4 Pole 2000A 85kA Ekip Aware LSIG Fixed Rear Terminals

ABB SACE Emax 3 E2.3S 2000 ACB 4 Pole 2000A 85kA Ekip Aware LSIG Fixed Rear Terminals

ABB 1SDA128887R1 E2.3S 2000 Ekip Aware LSIG four pole air circuit breaker designed for reliable low voltage power distribution and electrical protection.

SKU: 1SDA128887R1
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List Price £12,310.80 ex VAT
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Manufacturer Lead Time Estimated Delivery 5 weeks
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Why Choose the ABB 1SDA128887R1 E2.3S 2000 Ekip Aware LSIG 4p F HR Air Circuit Breaker?

The ABB 1SDA128887R1 is a high-performance low voltage air circuit breaker (ACB) designed for reliable protection, switching and management of electrical distribution systems. As part of the advanced ABB SACE Emax 3 E2.3 series, it combines intelligent protection technology with robust construction to provide dependable operation in demanding industrial and commercial power applications.

This circuit breaker is equipped with an Ekip Aware LSIG electronic trip unit, providing advanced protection functions including long-time, short-time, instantaneous and ground fault protection. The Emax 3 platform supports modern electrical systems with enhanced monitoring, diagnostics and energy management capabilities.

With a 2000 A rated current, 4-pole fixed configuration, high breaking capacity design and rear horizontal terminals, the ABB 1SDA128887R1 is suitable for main low voltage switchboards, industrial distribution systems and critical infrastructure requiring dependable circuit protection.

Key Advantages

  • Advanced ABB SACE Emax 3 air circuit breaker technology for reliable power protection.
  • 2000 A rated current suitable for demanding low voltage distribution systems.
  • Four-pole configuration for complete system switching and protection.
  • Integrated Ekip Aware LSIG trip unit for comprehensive fault protection.
  • E2.3S high-performance frame for applications requiring enhanced breaking capability.
  • Rear horizontal terminals provide flexible switchgear integration.

Key Features

  • ABB SACE Emax 3 E2.3 series air circuit breaker.
  • Ekip Aware LSIG electronic trip unit.
  • 2000 A rated uninterrupted current.
  • 4-pole configuration.
  • Fixed installation version.
  • Rear horizontal (HR) terminal connection.
  • Long-time, short-time, instantaneous and ground fault protection functions.
  • Designed for integration into intelligent electrical distribution networks.

Reliable Power Protection for Industrial Distribution

Air circuit breakers such as the ABB Emax 3 series provide essential protection against electrical faults while enabling safe switching and efficient control of low voltage power systems. Their electronic trip units allow accurate protection settings, diagnostics and improved operational visibility.

The Emax 3 platform is engineered for modern electrical infrastructure where reliability, flexibility and digital connectivity are essential. Its advanced design supports industrial plants, commercial facilities and critical power applications.

Typical Applications

  • Main low voltage distribution switchboards.
  • Industrial power distribution systems.
  • Commercial building electrical infrastructure.
  • Manufacturing and process plants.
  • Energy management and monitoring systems.
  • Critical power protection installations.

Technical Specifications

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Trip Unit LSIG
Device Type ACB
Current 2000 A
Poles 4-pole
Phase Three Phase
Breaking Capacity 85 kA
Application Power distribution
Mounting Type Fixed
Manufacturer ABB
Series SACE Emax 3 Low Voltage Air Circuit Breakers
Model 1SDA128887R1
Product type Air circuit breaker (ACB)
Breaker type E2.3S
Rated current 2000 A
Number of poles 4 poles
Trip unit Ekip Aware LSIG
Installation type Fixed
Terminal configuration Rear horizontal (HR)
Protection functions Long-time, short-time, instantaneous and ground fault protection
HS Code 85362090

Frequently Asked Questions

What is the ABB 1SDA128887R1 used for?

The ABB 1SDA128887R1 is an air circuit breaker designed for protecting and switching low voltage electrical distribution systems.

What is the rated current of this circuit breaker?

The ABB 1SDA128887R1 has a rated current of 2000 A.

What protection functions are included?

The breaker includes an Ekip Aware LSIG trip unit providing long-time, short-time, instantaneous and ground fault protection functions.

How many poles does the ABB 1SDA128887R1 have?

The ABB 1SDA128887R1 is a 4-pole air circuit breaker.

Where is this breaker typically installed?

This circuit breaker is typically installed in industrial switchboards, main distribution panels and electrical infrastructure systems.

Trusted by Electrical Engineers Worldwide

ABB SACE Emax 3 air circuit breakers are widely used by electrical engineers and facility operators to deliver reliable protection, intelligent monitoring and efficient management of modern low voltage electrical systems.