Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
1SDA071850R1 ABB E4.2H 4000 Ekip G Hi-Touch LSIG 4p FHR Air Circuit Breaker
ABB E4.2H 4000 Ekip G Hi-Touch LSIG 4p FHR air circuit breaker, a 4000 A four pole Emax 2 protection device designed for advanced low voltage power distribution systems.
£26,501.05
Why Choose the ABB E4.2H 4000 Ekip G Hi-Touch LSIG 4p FHR Air Circuit Breaker?
The ABB E4.2H 4000 Ekip G Hi-Touch LSIG 4p FHR is a high-performance air circuit breaker (ACB) designed for advanced protection, control and power distribution in industrial and commercial electrical systems. As part of the renowned ABB SACE Emax 2 air circuit breaker series, it provides reliable protection and intelligent monitoring capabilities for demanding low-voltage installations.
This fixed four-pole circuit breaker combines ABB’s advanced Ekip G Hi-Touch LSIG protection release with robust switching technology to deliver precise protection against overloads, short circuits, earth faults and other electrical disturbances. Its compact Emax 2 design enables efficient integration into modern switchboards and power distribution equipment.
With a rated uninterrupted current of 4000 A, a four-pole configuration and a 690 V AC rated operational voltage, the E4.2H 4000 Ekip G Hi-Touch LSIG 4p FHR is suitable for high-capacity electrical distribution applications requiring dependable performance, advanced protection functions and long service life. :chatgpt-content-reference{index="0"}
Key Advantages
- Advanced ABB SACE Emax 2 air circuit breaker technology for reliable power protection.
- 4000 A rated current suitable for high-power industrial distribution systems.
- Ekip G Hi-Touch LSIG protection release provides comprehensive electrical protection and monitoring.
- Four-pole fixed design with rear horizontal terminals for straightforward switchboard integration.
- High short-circuit performance for demanding power distribution environments.
- Designed for efficient operation, reliability and reduced maintenance requirements.
Key Features
- ABB SACE Emax 2 air circuit breaker series.
- 4000 A rated uninterrupted current.
- Ekip G Hi-Touch LSIG electronic protection release.
- Four-pole (4P) fixed circuit breaker configuration.
- Rear horizontal flat terminal connection.
- Rated operational voltage up to 690 V AC.
- Rated insulation voltage of 1000 V AC.
- High breaking capacity performance for industrial applications.
- Includes auxiliary contacts and open/closed circuit breaker position indication.
Advanced Power Distribution Protection
The ABB Emax 2 platform provides intelligent circuit protection and switching performance for modern low-voltage electrical networks. The Ekip Hi-Touch LSIG release enables accurate protection settings and advanced monitoring functions to help maintain system safety and continuity.
Designed for industrial plants, infrastructure projects and large electrical installations, the E4.2H 4000 combines high current capability with ABB’s proven protection technology. Its fixed rear horizontal configuration allows efficient installation within switchgear assemblies and distribution panels.
Typical Applications
- Industrial power distribution systems.
- Large electrical switchboards and switchgear assemblies.
- Manufacturing plants and process facilities.
- Data centres and critical power infrastructure.
- Generator and transformer protection systems.
- Commercial and industrial building electrical networks.
Technical Specifications
| Product group | Emax2 Air Circuit Breaker |
|---|---|
| Series | SACE Emax 2 |
| Order code | 1SDA071850R1 |
| Product type | Air circuit breaker |
| Rated uninterrupted current (Iu) | 4000 A |
| Number of poles | 4 poles |
| Rated operational voltage (Ue) | 690 V AC |
| Rated insulation voltage (Ui) | 1000 V AC |
| Rated impulse withstand voltage (Uimp) | 12 kV |
| Protection release | Ekip G Hi-Touch LSIG |
| Terminal connection type | Rear flat horizontal |
| Version | Fixed (F) |
| Short-circuit performance level | H |
| Rated short-time withstand current (Icw) | 85 kA for 1 s |
| Dimensions (H × W × D) | approx. 371 × 510 × 270 mm |
| Weight | approx. 70 kg |
Frequently Asked Questions
What is the ABB E4.2H 4000 Ekip G Hi-Touch LSIG 4p FHR used for?
This air circuit breaker is used for protecting and controlling high-capacity low-voltage electrical distribution systems in industrial and commercial applications.
What is the rated current of this ABB circuit breaker?
The ABB E4.2H 4000 Ekip G Hi-Touch LSIG 4p FHR has a rated uninterrupted current of 4000 A.
What protection release is fitted to this circuit breaker?
This model is fitted with the advanced Ekip G Hi-Touch LSIG electronic protection release for comprehensive circuit protection functions.
How many poles does the ABB E4.2H 4000 have?
The circuit breaker features a four-pole (4P) configuration suitable for three-phase systems with neutral protection requirements.
What voltage rating does this air circuit breaker support?
The ABB E4.2H 4000 supports a rated operational voltage of up to 690 V AC.
Trusted by Electrical Engineers Worldwide
ABB SACE Emax 2 air circuit breakers are trusted by electrical engineers and system designers worldwide for reliable protection, intelligent monitoring and dependable performance in advanced power distribution applications.
