1SDA071195R1 ABB E4.2N 4000 Ekip Touch LSI 3p F HR Air Circuit Breaker

1SDA071195R1 ABB E4.2N 4000 Ekip Touch LSI 3p F HR Air Circuit Breaker

ABB E4.2N 4000 Ekip Touch LSI 3p F HR air circuit breaker, a 4000 A three pole SACE Emax 2 protection device designed for industrial low voltage power distribution systems.

SKU: 1SDA071195R1MPN: 1SDA071195R1
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List Price £19,251.27 ex VAT
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Why Choose the ABB E4.2N 4000 Ekip Touch LSI 3p F HR Air Circuit Breaker?

The ABB E4.2N 4000 Ekip Touch LSI 3p F HR is a high-performance low voltage air circuit breaker (ACB) designed for reliable protection, switching and control of large-scale electrical distribution systems. As part of the advanced ABB SACE Emax 2 air circuit breaker series, it provides dependable circuit protection, intelligent monitoring and efficient operation for industrial power applications. :chatgpt-content-reference{index="0"}

This fixed three-pole circuit breaker combines ABB’s advanced Ekip Touch LSI electronic trip unit with the proven Emax 2 platform, providing accurate long-time overload, short-time short-circuit and instantaneous protection functions. The integrated touch-screen interface simplifies commissioning, diagnostics and adjustment of protection parameters for modern electrical installations. :chatgpt-content-reference{index="1"}

With a rated uninterrupted current of 4000 A, a 690 V AC operational voltage and a rear horizontal terminal configuration, the E4.2N 4000 is designed for high-power low voltage distribution systems requiring dependable switching and protection capability. :chatgpt-content-reference{index="2"}

Key Advantages

  • Advanced ABB SACE Emax 2 air circuit breaker for high-performance power distribution.
  • 4000 A rated current suitable for large industrial electrical systems.
  • Ekip Touch LSI electronic trip unit with intuitive touch-screen operation.
  • Three-pole fixed construction for reliable switchboard integration.
  • Rear horizontal terminals simplify connection within electrical assemblies.
  • High short-circuit capability for demanding low voltage applications.

Key Features

  • ABB SACE Emax 2 series air circuit breaker.
  • 4000 A rated uninterrupted current.
  • Ekip Touch LSI protection release.
  • Three-pole fixed version.
  • Rear flat horizontal terminal connection.
  • Long-time, short-time and instantaneous protection functions.
  • Touch-screen colour display for configuration, diagnostics and electrical measurements.
  • Rated operational voltage up to 690 V AC.
  • Suitable for IT networks up to 690 V.
  • Fitted with 4 auxiliary contacts and breaker open/closed position indication.

Reliable Protection for Industrial Power Distribution

Air circuit breakers such as the ABB E4.2N 4000 provide essential protection for low voltage networks by safely interrupting fault currents and enabling controlled switching operations. The Emax 2 platform combines advanced electronic protection, high breaking performance and flexible integration options for modern electrical systems.

The integrated Ekip Touch LSI release provides a clear touch-screen interface for setting protection parameters, viewing electrical measurements and supporting efficient maintenance procedures. This makes the breaker suitable for applications where safety, selectivity and continuity of supply are essential.

Typical Applications

  • Industrial power distribution switchboards.
  • Manufacturing plants and production facilities.
  • Commercial and infrastructure electrical systems.
  • Data centres and critical power installations.
  • Low voltage main distribution boards.
  • Energy management and industrial automation systems.

Technical Specifications

Series SACE Emax 2
Order code 1SDA071195R1
Product type Low voltage air circuit breaker
Rated current (In) 4000 A
Number of poles 3 poles
Rated operational voltage 690 V AC
Rated insulation voltage 1000 V AC
Rated impulse withstand voltage 12 kV
Trip unit Ekip Touch LSI
Protection functions Long-time, short-time and instantaneous protection
Rated ultimate short-circuit breaking capacity 66 kA at 400 V AC
Rated service short-circuit breaking capacity 66 kA at 400 V AC
Short-time withstand current 66 kA for 1 s
Terminal connection Rear flat horizontal
Version Fixed
Standards IEC 60947-2
Connecting capacity 4000 mm²
Terminal tightening torque 70 N·m
Dimensions (H × W × D) approx. 371 × 384 × 270 mm
Weight approx. 56 kg

Frequently Asked Questions

What is the ABB E4.2N 4000 Ekip Touch LSI 3p F HR used for?

This air circuit breaker is used for protecting and switching low voltage electrical distribution systems in industrial, commercial and infrastructure applications.

What current rating does this circuit breaker support?

The ABB E4.2N 4000 supports a rated uninterrupted current of 4000 A.

What protection functions are included?

The breaker uses an Ekip Touch LSI electronic trip unit providing long-time overload, short-time short-circuit and instantaneous protection functions.

What voltage can this ABB Emax 2 breaker operate at?

The E4.2N 4000 operates with a rated operational voltage of up to 690 V AC.

How is this circuit breaker connected?

This model features a fixed design with rear horizontal terminals for installation in electrical switchboards.

Trusted by Industrial Power Engineers Worldwide

ABB SACE Emax 2 air circuit breakers are widely selected by electrical engineers and system designers for reliable protection, efficient power distribution and dependable operation in demanding industrial environments.