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ABB SACE Emax 3 E4.3N 3200 ACB 4 Pole 3200A 66kA Ekip Aware LSIG Fixed Rear Terminals
ABB 1SDA128894R1 Emax 3 air circuit breaker with 3200 A rating, Ekip Aware LSIG protection and four-pole fixed configuration for high-capacity low-voltage electrical distribution systems.
£12,940.43
Why Choose the ABB 1SDA128894R1 Emax 3 Air Circuit Breaker?
The ABB 1SDA128894R1 is an advanced air circuit breaker (ACB) designed for reliable protection, switching and intelligent power management in modern low-voltage electrical distribution systems. As part of the innovative ABB SACE Emax 3 series, it combines high-performance circuit interruption with intelligent monitoring, advanced diagnostics and flexible connectivity for industrial and infrastructure power applications.
The Emax 3 platform is engineered to support secure, resilient and future-ready electrical networks through advanced sensing, electronic protection, power quality monitoring and scalable communication capabilities. It provides a complete solution for installations requiring dependable protection, operational continuity and digital integration.
With an E4.3S frame size, 3200 A rated current, Ekip Aware LSIG electronic trip unit and four-pole fixed configuration, the ABB 1SDA128894R1 is suitable for high-capacity switchgear assemblies, main distribution boards and critical low-voltage power systems.
Key Advantages
- Advanced ABB SACE Emax 3 air circuit breaker technology for intelligent power distribution.
- 3200 A rated current for demanding industrial electrical installations.
- Ekip Aware LSIG protection providing comprehensive circuit protection and monitoring.
- Four-pole fixed design suitable for systems requiring neutral conductor switching.
- Advanced communication and diagnostics capabilities for modern energy management systems.
- Reliable protection performance for industrial, commercial and infrastructure applications.
Key Features
- ABB SACE Emax 3 series air circuit breaker.
- E4.3S 3200 frame configuration.
- Ekip Aware LSIG electronic trip unit.
- 3200 A rated uninterrupted current.
- Four-pole fixed execution.
- Long-time, short-time, instantaneous and ground fault protection functions.
- Designed for IEC low-voltage circuit breaker applications.
- Compatible with ABB digital monitoring and communication solutions.
Reliable Protection for Industrial Power Distribution
Air circuit breakers protect essential electrical networks by continuously monitoring operating conditions and safely interrupting circuits during overloads or fault events. The ABB Emax 3 range combines advanced protection with intelligent measurement, diagnostics and communication features to improve reliability and operational visibility.
Designed for modern electrical infrastructure, Emax 3 circuit breakers support industrial automation, energy management and smart distribution systems through scalable connectivity, predictive maintenance functions and advanced digital capabilities.
Typical Applications
- Industrial power distribution systems.
- Main low-voltage switchboards.
- Manufacturing plants and processing facilities.
- Commercial and infrastructure power networks.
- Energy management and monitoring installations.
- Critical power and industrial automation systems.
Technical Specifications
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| Trip Unit | LSIG | |
|---|---|---|
| Device Type | ACB | |
| Current | 3200 A | |
| Poles | 4-pole | |
| Phase | Three Phase | |
| Breaking Capacity | 66 kA | |
| Application | Power distribution | |
| Mounting Type | Fixed | |
| Product type | Air circuit breaker (ACB) | |
| Model | 1SDA128894R1 | |
| Frame size | E4.3S | |
| Rated current | 3200 A | |
| Trip unit | Ekip Aware LSIG | |
| Series | SACE Emax 3 | |
| Manufacturer | ABB | |
| Number of poles | 4 | |
| Installation type | Fixed | |
| HS Code | 85362090 |
Frequently Asked Questions
What is the ABB 1SDA128894R1 used for?
The ABB 1SDA128894R1 is an Emax 3 air circuit breaker used for protection and switching in high-capacity low-voltage electrical distribution systems.
What is the rated current of this circuit breaker?
The ABB 1SDA128894R1 has a rated current of 3200 A.
Which trip unit is fitted to this breaker?
The breaker is fitted with an Ekip Aware LSIG electronic trip unit providing advanced protection and monitoring functions.
How many poles does the ABB 1SDA128894R1 have?
This model features a four-pole fixed configuration.
Where is this breaker typically installed?
The ABB 1SDA128894R1 is typically installed in low-voltage switchgear, main distribution boards and industrial electrical systems.
Trusted by Electrical Engineers Worldwide
ABB SACE Emax 3 air circuit breakers are used by electrical engineers and system integrators to deliver dependable protection, intelligent monitoring and efficient control across modern low-voltage distribution networks.
