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ABB SACE Emax 3 E4.3N 3200 ACB 3 Pole 3200A 66kA Ekip Aware LSIG Withdrawable Moving Part
ABB 1SDA128958R1 SACE Emax 3 air circuit breaker with 3200 A rated current and Ekip Aware LSIG electronic protection for industrial low-voltage power distribution systems.
£11,925.50
Why Choose the ABB 1SDA128958R1 SACE Emax 3 Air Circuit Breaker?
The ABB 1SDA128958R1 is a high-performance air circuit breaker (ACB) designed for reliable protection and control of low-voltage electrical distribution systems. As part of the advanced ABB SACE Emax 3 series, this withdrawable circuit breaker provides intelligent protection, advanced monitoring capabilities and dependable switching performance for industrial power distribution applications.
The ABB SACE Emax 3 platform combines advanced electronic protection technology with digital monitoring and connectivity features to support modern electrical infrastructure. The integrated Ekip Aware LSIG electronic trip unit provides comprehensive protection against overloads, short circuits and earth faults while supporting improved system diagnostics and operational reliability.
With a rated current of 3200 A, an E4.3N frame size and a 3-pole withdrawable configuration, the ABB 1SDA128958R1 is suitable for demanding low-voltage installations requiring dependable circuit interruption, flexible maintenance and intelligent protection management.
Key Advantages
- Advanced ABB SACE Emax 3 air circuit breaker technology.
- 3200 A rated current suitable for high-power industrial distribution systems.
- Ekip Aware LSIG electronic protection for comprehensive fault protection.
- Withdrawable design for easier maintenance and servicing.
- Advanced digital monitoring and diagnostic capabilities.
- Designed for safe, efficient and intelligent low-voltage power management.
Key Features
- ABB SACE Emax 3 series low-voltage air circuit breaker.
- E4.3N 3200 frame size.
- 3200 A rated current.
- Ekip Aware LSIG electronic release.
- 3-pole withdrawable version.
- Long-time, short-time, instantaneous and earth fault protection functions.
- Advanced measurement, monitoring and diagnostic functionality.
- Suitable for industrial switchboards and critical power distribution systems.
Reliable Protection for Industrial Power Distribution
Air circuit breakers such as the ABB SACE Emax 3 provide essential protection by safely interrupting fault currents while maintaining reliable electrical operation. The advanced electronic trip unit enables precise protection settings, fault analysis and improved network monitoring.
The Emax 3 series combines robust circuit-breaking performance with intelligent digital features, helping electrical engineers create safer, more efficient and more connected low-voltage distribution systems.
Typical Applications
- Industrial power distribution switchboards.
- Manufacturing plants and production facilities.
- Commercial and infrastructure electrical systems.
- Energy management installations.
- Low-voltage protection and control panels.
- Industrial automation power networks.
Technical Specifications
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| Device Type | ACB | |
|---|---|---|
| Current | 3200 A | |
| Poles | 3-pole | |
| Phase | Three Phase | |
| Breaking Capacity | 66 kA | |
| Trip Unit | LSIG | |
| Application | Power distribution | |
| Mounting Type | Withdrawable | |
| Manufacturer | ABB | |
| Series | SACE Emax 3 | |
| Model | 1SDA128958R1 | |
| Product type | Air circuit breaker (ACB) | |
| Frame size | E4.3N | |
| Rated current | 3200 A | |
| Protection release | Ekip Aware LSIG | |
| Number of poles | 3-pole | |
| Installation type | Withdrawable version | |
| Protection functions | LSIG electronic protection | |
| Rated voltage | up to 690 V AC | |
| Short-circuit breaking capacity | up to 66 kA at 400 V AC | |
| Auxiliary contacts | 4 auxiliary contacts | |
| HS Code | 85362090 |
Frequently Asked Questions
What is the ABB 1SDA128958R1 used for?
The ABB 1SDA128958R1 is used for protecting and controlling high-power low-voltage electrical distribution systems in industrial and infrastructure applications.
What is the rated current of this circuit breaker?
The ABB 1SDA128958R1 has a rated current of 3200 A.
What protection functions are included?
The circuit breaker includes an Ekip Aware LSIG electronic release providing long-time, short-time, instantaneous and earth fault protection functions.
Is this breaker fixed or withdrawable?
The ABB 1SDA128958R1 is a 3-pole withdrawable version air circuit breaker.
Where is this breaker typically installed?
The breaker is typically installed inside low-voltage switchboards, electrical distribution panels and industrial power assemblies.
Trusted by Electrical Engineers Worldwide
ABB SACE Emax 3 air circuit breakers are widely used by electrical engineers and industrial operators to provide reliable circuit protection, intelligent monitoring and efficient low-voltage power distribution.
